Dr. Smith ECG Blog- LINKS to My Comments

 

NOTE: Since end-May, 2018 — I have regularly written a "My Comment" feature on Dr. Smith's ECG Blog (with limited comments during 2021). 

  • Prior to May 24, 2018 — I frequently added comments as an avid reader to Dr. Smith's posts. CLICK HERE — for a link to those comments before 5/24/2018.

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For My Comments on Dr. Steve Smith's Blog (as Associate Editor):
  • Cardiac Arrest/Abnl 12-Lead (RVH/LVH-Katz-Wachtel ) - May 24, 2018 -
  • Acute Posterior MI despite RBBB (posterior leads Not) - May 26, 2018 -
  • LIST: A Long QT/QU + U Waves (Drugs/Lytes/CNS) - May 27, 2018 -
  • Paced ECG + Primary ST-T Wave Changes! (Acute MI) - May 29, 2018 - 
  • Repost of this 2015 WCT Rhythm: Is the QRS Wide??? - May 30, 2018 -
  • LBBB with LA-LL Lead Reversal + Suble ST Changes - June 4, 2018 -
  • Bradycardia, Wide QRS, Pointed T, Hypotension (artifact) - June 6, 2018 - 
  • Is the QRS really so Wide? (shark fin) - June 11, 2018 - 
  • Inf. STEMI vs Constrictive Pericarditis (Schamroth sign) - June 17, 2018 -
  • WPW or AIVR? Why AIVR? ( = Sinus Brady ...) - June 18, 2018 -
  • What is Terminal QRS Distortion (Pericarditis @ Peril) - June 20, 2018 -
  • LBBB, modified Sgarbossa, Qualitative ST-T Changes - June 22, 2018 -
  • Does this ECG help Manage Insulin Overdose? (low K+) - June 24, 2018 -
  • Early Repol vs OMI vs Pericarditis (AFib/Group Beating) - June 26, 2018 -
  • Wellens' Syndrome + Change in Serial Tracings! - June 28, 2018 -
  • Type 1 MI with a Normal Cath (isolated high lateral MI) - July 1, 2018 - 
  • Use of Terminal QRS Distortion to make the Diagnosis! - July 3, 2018 -
  • Slow AFib + Syncope (about Sick Sinus Syndrome!) - July 5, 2018 -

  • When Should the OMI Dx have Been Made? - July 8, 2018 -
  • Acute Inf. OMI + RV MI (Hyperacute ST-T / Mirror-Image) - July 11, 2018 -
  •    — Also — ischemia-induced J-waves (My July 11 Comment)

  • Acute High Lat. OMI (only seen in aVL) - July 13, 2018 -
  • Recognizing LQTS (Long QT Syndrome) on ECG - July 17, 2018 -
  • Sodium-Channel Blockade on ECG (Long QTc) - July 20, 2018 -
  • ECG Findings of Hypokalemia — and — Anything Else? - July 22, 2018 -
  • ECG Findings of Hyperkalemia (Eiffel Tower/Rhabdo) - July 24, 2018 -
  • Is there ST Elevation? (Acute PE/Simultaneous Leads) - July 26, 2018 -
  • Paramedic recognition of subtle OMI (V1,2 malposition) - July 28, 2018 - 
  • Limb Lead and Chest Lead Misplacement (Recognition!) - July 29, 2018 -
  • CP in 30yo Woman (Subtle Abns in 11/12 leads/Compare) - July 31, 2018 -
  • A Regular SVT — How to Diagnose AFlutter? - August 3, 2018 -
  • A Regular WCT with an LBBB-like Pattern ... - August 5, 2018 -
  • A 13yo with SOB (WPW - arrhythmias - localization) - August 7, 2018 -
  • Lots of ST Elevation: Repol vs STEMI? (mirror-image) - August 9, 2018 -
  • Acute LMain Occlusion! — and a subtle initial tracing ... - August 30, 2018 -
  • 2 Occlusions (Good and less good ECG interpretation ... ) - Sept. 2, 2018 -
  • Reverse Takotsubo and an Unusual ECG - Sept. 4, 2018 -
  • Subtle Post-Lat OMI (LCx) + VT with AV Diss/Capture - Sept. 7, 2018 -
  • 50yo Woman with CP & "Normal" Triage Tracings - Sept. 11, 2018 -
  • Acute PE (ECG & Echo findings) - Sept. 12, 2018 -
  • Idiopathic VT — Fascicular VT (See My Comment) - Sept. 14, 2018 -
  • Subtle Serial ECG Changes in a 30yo with CP - Sept. 15, 2018 -
  • Hyperacute T Waves (The Wrong Question was Asked) - Sept. 20, 2018 - 
  • AFlutter with subtle Anterior STEMI (Use calipers! ) - Sept. 24, 2018 -
  • Cabrera Format - 50mm/second speed - Chest Pain ... - Sept. 26, 2018 -
  • Dialysis Patient — "Pseudonormalization" ST-T Waves - Sept. 29, 2018 - 
  • Giant T Waves / Origin of an Atrial Rhythm - October 1, 2018 - 
  • Paced ECG with Acute Anterior STEMI (Sgarbossa) - October 3, 2018 - 
  • Subtle Acute High-Lat STEMI (aVL-mirror image) - October 6, 2018 - 
  • Acute STEMI diagnosed ONLY by PVC Morphology - October 8, 2018 - 
  • Another Invalid Study on Triage ECGs in the ED - October 9, 2018 - 
  • Subtle OMI in a Triage ECG (PR vs TP Baseline) - October 14, 2018 - 
  • Anterior MI + PVCs (Subtle rhythm-junctional escape) - Oct. 19, 2018 - 
  • 80yo man with sudden PEA (no clear "culprit" on ECG) - Oct. 22, 2018 -
  • Normal Troponin & Acute Occlusion (ischemic J waves) - Oct. 24, 2018 - 
  • Inf. ST Elev but No MI! (ST straightened- a "normal" ST) - Oct. 27, 2018 - 
  • Diffuse ST Dep/ST Elev in aVR (Recognize this pattern! ) - Oct. 31, 2018 - 
  • Q waves in V1,V2 = Septal MI? (or V1/V2 Misplacement?) - Nov. 4, 2018 - 
  • Recognition of a Long QTc (Assessing the QTc- LIST ) - Nov. 7, 2018 - 
  • A Case-Based Study of Pacer Malfunction (bradycardia) - Nov. 9, 2018 - 
  • 2 ECGs Texted to Dr. Meyers (Acute STEMI or not?) - Nov. 12, 2018 - 
  • Serial ECG Changes over 10 tracings in Acute STEMI - Nov. 15, 2018 - 
  • Hyperacute T waves - new LAHB + Inf. Q waves = OMI - Nov. 18, 2018 -
  • RBBB + Chest Pain: New vs Old? - Nov. 21, 2018 - 
  • Acute STEMI missed by the Computer - Nov. 21, 2018 -
  • Are these Hyperacute T waves? (Computer says stemi) - Nov. 24, 2018 - 
  • Regular SVT at 200/min. + acute STEMI? (Semantics) - Nov. 26, 2018 - 
  • ST Elev. in V1,V2 — STEMI? Brugada-2? (or leads?) - Nov. 28, 2018 - 
  • Shock, LVH and/or Diffuse Subendocardial Ischemia - Nov. 30, 2018 -
  • 2 ECGs without a History: Acute Changes or Not? - Dec. 5, 2018 - 
  • Not Bigeminy — But a Problem with K+ & Ca++ (DKA) - Dec. 11, 2018 - 
  • Can this be Wellens' Syndrome without an Infarct? - Dec. 14, 2018 -
  • A Regular WCT: VT vs AFlutter + Flecainide Toxicity? - Dec. 16, 2018 - 
  • The Computer Called this Normal (Subtle STEMI ) - Dec. 19, 2018 - 
  • Subtle ST-T wave changes (Normal vs Flat ST segment) - Dec. 24, 2018 - 
  • ST Elevation in V1-3: Ant MI vs "Strain" (ECG Dx of LVH)- Dec 27, 2018 - 
  • ST Elevation in V3: Is it Normal? (More on ECG Dx LVH) - Dec. 29, 2018 - 
  • Benign T Wave? Hypertrophic CardioMyopathy? - Jan. 2, 2019 -  
  • "Who Done It? = HyperKalemia + HypoCalcemia - Jan. 3, 2019 - Jan 7 -
  • Dynamic ST-T Wave Changes (Myocarditis, LVH) - Jan. 9, 2019 -
  • Isolated RV MI + unusual pointed ischemic T waves - Jan. 11, 2019 -
  • Bradycardia & AV Block from Hyper-K (Rhythm Pearls) - Jan. 13, 2019 - 
  • The Regular WCT: VT vs SVT with Aberrancy? - Jan 24, 2019 - 
  • Junctional vs Low Atrial Rhythm? (neg P  or part QRS?) - Jan. 28, 2019 - 
  • Hyperthermia and ST Elevation in V1,V2 (Brugada-1) - Jan. 30, 2019 - 
  • Diffuse ST Dep/ST Elev in aVR not due to CAD (low K+) - Feb. 2, 2019 - 
  • Subtle OMI diagnosis by ECG Comparison (pos Trop) - Feb. 5, 2019 - 
  • Right-Sided HF and an SVT (Why is this AFlutter?) - Feb. 9, 2019 -
  • RVH - IRBBB: Is Ant T Inversion New or Old? - Feb. 12, 2019 - 
  • How Long Will You Wait for OMI to become STEMI? - Feb. 16, 2019 - 
  • Coved ST Elevation in Chest Leads: Acute or Not? - Feb. 18, 2019 - 
  • Cardiac Arrest, ROSC and now RBBB? (very wide! ) - Feb. 28, 2019 - 
  • LVH, diffuse ST dep/ST elev in aVR (Sickle Cell ) - March 2, 2019 - 
  • Monitor Leads for ST Elevation? (Filter Settings! ) - March 4, 2019 -
  • Recognizing abnormal ST elevation in V1,V2 - March 6, 2019 - 
  • Subtle Acute MI (Is complex A or B in aVL correct?) - March 8, 2019 - 
  • Resp. Failure + a "Normal" Computer ECG ("smiley" ) - March 11, 2019 - 
  • What is the Rhythm? (2 Regular WCTs vs 1 Rhythm?) - March 13, 2019 - 
  • The SHAPE in lead V2 — Acute OMI - March 15, 2019 - 
  • Acute OMI Dx'd by Speckle Echo (an unusual IVCD) - March 18, 2019 - 
  • Electrolytes — Pathognomonic ECG (hypoCa/hyperK) - March 19, 2019 - 
  • Junctional Escape (Laddergram)/SubEndo Ischemia - March 26, 2019 -
  • Subtle High-Lat OMI + 3 False Pos (ST elev in aVL) - March 29, 2019 -  
  • 3 ECG shown to Dr. Meyers (To Activate Cath Lab? ) - March 31, 2019 - 
  • Acute LAD Occlusion in an Elderly Patient - April 3, 2019 - 
  • ECG Findings & Clinical Diagnosis of Acute PE - April 5, 2019 - 
  • A Pt with Abdominal Pain and LBBB (qualitatively + ) - April 7, 2019 -
  • Acute OMI missed because it wasn't a "STEMI" - April 12, 2019 - 
  • Type 2 MI + Myocardial Bridging + Tachy/ST Elev - April 15, 2019 - 
  • Acute Pericarditis or a Repolarization Variant ECG? - April 19, 2019 -
  • OMI despite no STEMI ( + V2 lead malposition) - April 20, 2019 - 
  • CP & ST Depression only in leads I and aVL ... - April 22, 2019 -
  • A WCT Rhythm with Alternating Wide-Narrow Beats - April 23, 2019 - 
  • Dx of Acute STEMI despite being a Paced Tracing - April 25, 2019 - 
  • Terminal QRS Distortion (T-QRS-D) - LVH Voltage - April 27, 2019 - 
  • LBBB vs WPW (LBBB criteria- All about WPW) - April 30, 2019 - 
  • Tachyarrhythmias: Use of Monitor vs a 12-Lead ECG - May 1, 2019 - 
  • De Winter T Waves (Typical & Atypical Features) - May 2, 2019 - 
  • Brugada ECG Patterns vs Acute Anterior STEMI - May 6, 2019 - 
  • Don't Overlook this OMI (Be Systematic/Computer Use) - May 7, 2019 - 
  • Another Anterior OMI/Not Repol (the Visual Picture) - May 11, 2019 - 
  • Chest Pain in a Pt with a Paced Rhythm (2:1 ATach?) - May 13, 2019 - 
  • Peaked T Waves despite serum K+ = 2.4 mEq/L - May 15, 2019 -
  • LVH and/or Acute OMI (Nit-Picking Serial Tracings/LVH) - May 19, 2019 - 
  • LBBB: Recognizing Acute OMI (Smith-Mod-Sgarbossa) - May 24, 2019 - 
  • Acute Ant. OMI (What will the Cardiologist do Next Time?) May 26, 2019 - 
  • A Complex ECG and No Clinical Info (Laddergram) - May 28, 2019 - 
  • Superimposed Changes on Prior Antero-Lat STEMI? - June 2, 2019 - 
  • Cardiologist & Computer said "Normal" (acute OMI) - June 4, 2019 -  
  • Is ST-T wave SHAPE normal? (Cath lab activation? ) - June 7, 2019 -
  • How Not to Miss WPW (Reviews My Approach) - June 8, 2019 - 
  • Hyperacute T Waves (on way down) - Computer - June 9, 2019 - 
  • 20yo with Chest Pain: Early Repol or Something Else?- June 11, 2019 - 
  • A Patient with SOB (Systematic-LVH-QTc-hyper-K+) - June 15, 2019 - 
  • Dr. Smith's 3- and 4-Variable Formula (Ant STEMI? ) - June 17, 2019 - 
  • Repolarization Variants vs LVH-HCM-STEMI? (blacks) - June 20, 2019 - 
  • "Smiley"-shape ST Elevation (Using this Concept! ) - June 22, 2019 - 
  • Very Subtle Inferior Lead ST-T Wave Change - June 23, 2019 -
  • Quick Recognition of Acute Proximal LAD Occlusion - June 26, 2019 -
  • A System needed to pick up all Findings! (Inf OMI ) - June 28, 2019 - 
  • 2 Cases of RBBB (My Approach for ECG Dx of BBB) - July 1, 2019 - 
  • CP Onset 24-48 Hrs Ago (2 Post MIs- Correlate to Hx) - July 5, 2019 - 
  • Subtle-but-definite acute LAD OMI (artifact! ) - July 11, 2019 - 
  • ST Elevation only in V6/Recip in V1 (LCx-Post MI ) - July 15, 2019 - 
  • Doubling Size of Complexes Facilitates OMI Dx! - July 17, 2019 - 
  • Subtle LAD OMI: New vs Old? (Brugada-like) - July 19, 2019 - 
  • Acute MYOCARDITIS vs OMI vs Repol (Serial Tracings) - July 21, 2019 - 
  • The ECG was Correct; the Angiogram was Not! - August 13, 2019 - 
  • 5 Cardiologists say No STEMI — Is in an OMI? - August 15, 2019 - 
  • CP in a 50yo with a "Normal" ECG — Or an OMI? - August 18, 2019 - 
  • Evidence of Acute OMI on this Pacer Tracing? - August 20, 2019 - 
  • Are these Hyperacute T Waves? - August 26, 2019 - 
  • Short QTc Syndrome vs Hyperkalemic T Waves - Sept. 2, 2019 - 
  • Recognize this ECG? (HyperK- Brugada Phenocopy) - Sept. 8, 2019 - 
  • Non-Cardiac Ischemia on ECG (+ a few questions) - Sept. 12, 2019 - 
  • Troponin Trajectory: New Ant MI vs LV Aneurysm? - Sept. 17, 2019 - 
  • When the QRS is Wide — the J-Point will Hide! (VSD) - Sept. 20, 2019 - 
  • Why do beats "A" and "B" look so different? (artifact) - Sept. 22, 2019 - 
  • 7 mm of ST Elevation with LBBB = Acute? What Else? - Sept. 25, 2019 - 
  • Acute MI diagnosis by Chest CT (+ suble ECG/Artifact) - Sept. 27, 2019 - 
  • Subtle Inf. OMI / MAT at normal Rate - Sept. 30, 2019 - 
  • ST Depression in a 30yo (Atrial Repol Wave/Tachycardia) - Oct. 2, 2019 - 
  • Shark Fin Morphology (Don't Forget to look for P waves! ) - Oct. 4, 2019 - 
  • Interplay between Post MI and acute RV MI! - Oct. 9, 2019 - 
  • Do You Understand these T Wave Inversions? - Oct. 10, 2019 - 
  • Regular SVT (AVRT — 30yo with WPW — Mgmt) - Oct. 16, 2019 - 
  • Acute Inf-Lat OMI (QS inf leads-Tall R V1-Silent MI ) - Oct. 20, 2019 - 
  • Causes of ST Depression ("scooped" ST/Dig/LIST ) - Oct. 21, 2019 - 
  • SCAD (Spontaneous Coronary Artery Dissection) - 30f - Oct. 24, 2019 - 
  • Look at All ECGs done Serially! (Subtle clues! ) - Nov. 1, 2019 - 
  • Diffuse Subendocardial Ischemia (not always cardiac! ) - Nov. 3, 2019 - 
  • Vagotonic AFib in 30yo (The RATE of AFib - D.D.) - Nov 5, 2019 - 
  • Subtle Changes = an ECG non-diagnostic of OMI (Lytics?) - Nov. 8, 2019 - 
  • What is this SVT @ 150/min? (AFlutter — MY POST ) - Nov. 12, 2019 -
  • Repolarization Variants vs Acute OMI (T-QRS-D) - Nov. 14, 2019 - 
  • Seizures — Review of HypoKalemia - Nov. 18, 2019 - 
  • CP in a 30yo — Acute OMI? (Serial ECGs) - Nov. 20, 2019 -
  • Cardiac Arrest — Shark Fin/ Osborn Waves/ Low Atrial - Nov. 22, 2019 -  
  • Is there Global ST Depression? — or Atrial Flutter? - Nov. 26, 2019 - 
  • Acute Pancreatitis/LVH and Repol vs Acute OMI? - Nov. 27, 2019 - 
  • Distinguishing New vs Old MI (vs superimposed MI) - Nov. 29, 2019 - 
  • A 30yo woman with Fever-Induced Brugada-1? - Dec. 5, 2019 - 
  • CO Poisoning — Prox LAD Occlusion (T-QRS-D ) - Dec. 9, 2019 - 
  • Acute Myocarditis vs Repol vs OMI (Serial ECGs) - Dec. 10, 2019 - 
  • Acute PERICARDITIS (detailed discussion! ) - Dec. 13, 2019 - 
  • Acute OMI despite LBBB (Smith-Sgarbossa- subtle! ) - Dec. 16, 2019 - 
  • More on HypoKalemia - Dec. 18, 2019 - 
  • A Regular WCT (Wide-Complex Tachycardia) - Dec. 23, 2019 - 
  • Don't Overlook AFlutter! (Regular SVT at ~150/minute) - Dec. 24, 2019 - 
  • Mobitz II in an Asymptomatic 80yo (AV Blocks) - January 1, 2020 -  
  • Hypothermia with Osborn Waves! - Jan. 2, 2020 - 
  • MAT - the Computer - Aberrant Conduction (Ashman) - Jan. 5, 2020 - 
  • Crochetage Sign — Is there an ASD? - Jan. 8, 2020 - 
  • Acute Pericarditis (Myocarditis)? Acute OMI? Repol? - Jan. 10, 2020 - 
  • Acute MI + Post-Infarction Pericarditis (Review) - Jan. 14, 2020 - 
  • Acute LMain Occlusion (ECG Recognition) - Jan. 16, 2020 - 
  • Acute Inf OMI (Complex Rhythms-Ladder-Mobitz I ) - Jan 19, 2020 - 
  • RBBB + 1° ST-T changes/AFib + AV Block (SSS? ) - Jan 22, 2020 - 
  • "Shark Fin" / Myocardial "Stunning" ==> Low Voltage - Jan. 24, 2020 - 
  • Hyperkalemia (Ventricular Escape - ECG Changes) - Jan. 26, 2020 - 
  • 20-ish yo with Chest Pain (distal LAD OMI - subtle) - Jan. 29, 2020 - 
  • Hx of Stents with Chest Pain (RBBB-Fragmentation) - Jan. 31, 2020 - 
  • 7 Tracings: Which 3 have Acute Inferior OMI? - Feb. 2, 2020 - 
  • Cardiology would Not Cath this Patient! (Ant. OMI ) - Feb 4, 2020 -
  • ST Elevation in V1,V2 — due to LVH (not ACS) - Feb. 6, 2020 - 
  • ST Elevation in aVR (Coronary Occlusion?/SVT? ) - March 9, 2020 - 
  • Ischemia vs Lead Misplacement (How to Recognize) - Feb. 11, 2020 - 
  • A 50s Man with "Gas Pain" (Early LAD Occlusion) - Feb. 14, 2020 -
  • HypoThermia — Shark Fin (Causes of Myocarditis) - Feb. 16, 2020 -
  • 32yo with CP — Hyperacute T waves MISSED - Feb. 18, 2020 - 
  • What are these Wide Complexes (AV Diss- AIVR) - Feb. 20, 2020 - 
  • A Man in his 60s with CP (Subtle OMI) - March 2, 2020 - 
  • Anterior T Inversion (Not Wellens- PE vs Ischemia) - Feb. 28, 2020 - 
  • Sinus Tach with a VERY Long PR Interval - March 4, 2020 - 
  • ATach vs AVNRT of the Fast-Slow Type - March 6, 2020 - 
  • ST Elevation in aVR/Diffuse ST Dep (normal cath) - March 9, 2020 - 
  • A Scenario to Recognize (Irregular WCT-AFib/WPW) - March 12, 2020 - 
  • 32yo with CP (LA-RA Lead Reversal + acute OMI) - March 18, 2020 - 
  • 50ish yo with ETOH Ketoacidosis (Takotsubo CMP) - March 25, 2020 - 
  • 30yo with CP (Tom Fiero case- acute OMI missed) - March 29, 2020 -   
  • PVCs and AV Block? (NOT! - Interpolated- My Case) - April 9, 2020 -   
  • Man in 60s (RBBB Basics-Hemiblocks-Acute OMI) - April 13, 2020 -  
  • Differential Diagnosis of a Regular WCT (VT/LPHB) - April 15, 2020 -  
  • Acute OMI not seen on ECG (subtle V1 ST elev) - April 20, 2020 - 
  • Why 3 QRS Morphologies? (Rate-Related BBB) - April 22, 2020 -  
  • Is it VT or SVT with Aberrancy? (MY Case! ) - May 5, 2020 - 
  • Ant. ST Dep: Post MI or Subendocardial Ischemia? - April 24, 2020 -  
  • "Shark Fin" with Twist (pseudo-MI- Hyper-K+ ) - April 25, 2020 - 
  • Cardiac Arrest- Torsades vs PMVT (bizarre PVCs) - April 29, 2020 - 
  • A 20yo with Vomiting (low K+ - Causes of Long QT) - May 3, 2020 - 
  • ECG from a Study (Normal variant - Gestalt! ) - May 7, 2020 -
  • The Many Faces of HypoKalemia! (Table-K+ ) - May 9, 2020 - 
  • 50yo/SOB/Covid-19 (Indeterminate Axis-MyoCard) - May 11, 2020 -  
  • Diffuse Subendocardial Ischemia (Normal Echo! ) - May 13, 2020 -
  • Cardiac Arrest/ECMO — Shark Fin (rhythm-Type II MI) - May 19, 2020 - 
  • AV Block & Something Else? (Ladder! - MY Case) - May 16, 2020 - 
  • Subtle AFlutter (looks like sinus tach-MY Case) - May 22, 2020 -
  • Syncope- Long 1st Deg. (AV Diss vs 3rd- P or U-wave?) - May 24, 2020 - 
  • Early Repol vs Acute OMI (GOOD- R/O acute OMI ) - May 26, 2020 - 
  • A Different Kind of WCT (Pleomorphic VT ) - June 1, 2020 -  
  • SVT at 160 — then 240/minute (AVNRT-Adenosine) - May 31, 2020 -  
  • What is the Culprit Artery? (prox LAD vs RCA/RV MI ) - June 6, 2020 - 
  • Emery Phenomenon = (Pseudo-MI from neg P in lead II ) - June 3, 2020 - 
  • A Fast Regular WCT/BBB-Reentry VT (at ~268/minute! ) - June 9, 2020 - 
  • A 50-something man (SUBTLE MI !!! ) - June 12, 2020 -  
  • Drug O/D with Fascinating Arrhythmia (Ladder! ) - June 13, 2020 - 
  • Man in 60s — ROSC, Hyperacute T Waves (lad omi) - June 15, 2020 - 
  • LVH causing ST Elevation in V1,V2 (not a STEMI!- LVH) - June 20, 2020 - 
  • GIANT T Waves (Table) - HypoKalemia - June 22, 2020 -  
  • Intermittent Wide QRS - No Hx (RBBB-MY Case) - June 25, 2020 - 
  • Severe HyperNatremia (also hyper/hypo-Ca++ ) - July 1, 2020 - 
  • A 60-something man (AFib/Ashman phenomenon) - June 17, 2020 - 
  • Resuscitation ECGs are Often Bizarre (Spiked Helmet) - June 28, 2020 -  
  • Trauma & blood Transfusions (hypo-Ca++/hyper-K+ ) - July 3, 2020 - 
  • An Elderly Man with Hiatal Hernia (ischemic ST-T/new AFib) - July 7, 2020 - 
  • Subacute MI (MI of ? Age/Dating MI - ongoing CP-for Cath) - July 9, 2020 -
  • 20yo with Syncope (Pericarditis - Pericardial Tamponade) - July 12, 2020 -  
  • CP — RBBB — Subendocardial Ischemia (No Cath Lab!) - July 15, 2020 -  
  • Subtle Inferior/RV MI (Acute RV MI- Right-sided leads) - July 19, 2020 - 
  • Interesting Troponins (Dynamic ST-T Wave Changes) - July 21, 2020 -  
  • New Dyspnea (RA-LL Lead Reversal- USE! ) - July 28, 2020 - 
  • 50yo man — de Winter-like OMI (late-cycle PVCs) - July 26, 2020 -  
  • The OMI Manifesto (Summary) - July 31, 2020 - 
  • Subtle OMI from France (Computer) - August 1, 2020 - 
  • 40yo man — another OMI (STEMI-neg- Greece) - August 4, 2020 -  
  • Middle-aged woman (OMI not Pericard- Q wave size) - August 8, 2020 - 
  • VERDICT Trial (Use of CT Angiography for NSTE-ACS) - August 8, 2020 -  
  • 4 Tachyarrhythmias in a Man with CP - August 13, 2020 -
  • 35yo (MY Case - Ladder! - Mobitz I-Phase 4- RHYTHM) - August 17, 2020 -  
  • Pseudo-Wellens' Syndrome (Why it is not Wellens! ) - August 19, 2020 - 
  • Dynamic ST-T Change (Repolarization Variant) - August 21, 2020 -  
  • Acute OMI + RBBB/LAHB (Cardiology oversight! ) - August 24, 2020 -
  • Low Voltage, Cardiogenic Shock & Subtle OMI - August 28, 2020 - 
  • 31yo with HTN + ST Elev/T Inversion (but not OMI) - August 30, 2020 -
  • 21yof with SOB,exertional syncope (ECG Dx of RVH!) - Sept. 1, 2020 - 
  • The OMI Manifesto (17 minutes — Dr. Meyers) - Sept. 3, 2020 -
  • HyperKalemia (serial ECGs - Brugada Phenocopy) - Sept. 5, 2020 -
  • SVT at 257/minute (Idiopathic VT- Fascicular/RVOT VT) - Sept. 7, 2020 -
  • AV Wenckebach (Dual AV Pathways- Laddergram) - Sept. 9, 2020 - 
  • An 18yo with CP (ST/T Ratio - Pericarditis vs Repol) - Sept. 11, 2020 -
  • Acute Inf-Post-Lat OMI (Mirror- Fig of OMI Findings) - Sept. 13, 2020 - 
  • 58yo with False Positive OMI (Repolarization Variant) - Sept. 15, 2020 -
  • 60yo with LBBB + Acute OMI (MY Case) - Sept. 17, 2020 -
  • Cardiac Arrest with Neg initial Troponin - Sept. 19, 2020 -
  • Cardiologists limited by STEMI Criteria (Mirror- Post MI) - Sept 21, 2020 - 
  • Prominent J (Osborn) Waves as Sign of Acute OMI - Sept. 23, 2020 -
  • Cardiac Arrest/Massive PE (Not Complete AV Block) - Sept. 24, 2020 -
  • 40-yo with Irreg. Rhythm (MY Case- Runs of PACs-Ladder) - Sept. 26, 2020 -
  • Another Post MI missed by Cards (Mirror- Hyper-K+) - Sept. 28, 2020 - 
  • Missed OMI (Subtle Posterior MI- LCx OMI ) - October 2, 2020 -
  • Partially Paced ECG with Inf-Post-Lat OMI - October 5, 2020 -
  • Is this Wellens' Syndrome (LVH - AV Diss- Ladder) - October 9, 2020 -   
  • The Posterior Paradox (Post MI- Mirror- Silent MI) - October 11, 2020 -
  • Serial ECGs = a STEMI that Resolves (11/12 leads) - October 14, 2020 -
  • Covid with a Regular WCT ( Not VT but ARTIFACT) - October 17, 2020 -   
  • Brooks: PACER ECG that is Acute OMI (My Comment) - October 19, 2020 - 
  • HyperKalemia — Advanced Points (My Comment !!! ) - October 21, 2020 - 
  • 40-yo with CP (Repol vs LVH vs Subtle Ant. OMI !!!) - October 23, 2020 -
  • Shark Tooth "Silent Ischemia" + VT (Cabrera Format) - October 26, 2020 -
  • Septal OMI? (Saddleback- Many ECG Findings) - October 28, 2020 -
  • 60-yo with Weakness (My Comment- HyperCalcemia) - October 30, 2020 - 
  • An ECG without History is Mystery (Wellens! ) - November 6, 2020 -  
  • This can be Taught: Qualitative Approach to ECGs (OMI) - Nov. 8, 2020 -  
  • A 30-something Man - CP - Artifact-D.Richley-Christopher- Nov. 10, 2020 -  
  • Extreme SHOCK + COVID (Low Voltage - RA artifact) - Nov. 12, 2020 -
  • ATach with Block - Dig Toxicity (My Comment- Ladder) - Nov. 24, 2020 -
  • Amyloid with Slow AFlutter vs ATach & 2:1 Block - Nov. 15, 2020 - 
  • Anterior ST Elevation (LVH) + LA-LL Lead Reversal - Nov. 19, 2020 -
  • VFib/ subtle OMI-TABLE! (Inter-Intra Observ Variability) - Nov. 17, 2020 - 
  • Resident not Faculty saw OMI (Lead aVL- Coronary Circ.) - Nov. 21, 2020 -
  • 49yo-Serial ECGs-Wellens Syndrome (My LAST Comment) - Dec. 4, 2020 -


I Resumed MY Commentary after June, 2021:
  • Acute prox. RCA Occlusion (2nd-Degree- LADDERGRAM) - Jun. 17, 2021 -
  • A Child with Biphasic T Waves in Leads V1,V2 - July 10, 20201 -
  • AV Block? Echo beats?  — No, Interpolated PVCs - July 16, 2021 -
  • AV Block that "doesn't obey the rules" (Hyperkalemia) - October 16, 2021 -
  • PEA Arrest & AV Blocks (subtle 2:1; dual-level Wencke) - October 27, 2021 -
  • WCT Case: 1 VT site, but Changing QRS Morphology! - Nov. 6, 2021 -
  • LA-RA Lead Reversal misdiagnosed as acute OMI - Nov. 27, 2021 -
  • Large Ta Wave simulates Ischemic ST Depression - Dec. 9, 2021 -
  • Detection of Posterior OMI (Use of Mirror Test! ) - January 3, 2022 -
  • Giant T-Wave Syndrome (LVH-Apical HCM) - January 8, 2022 -
  • Marked ST Abnormality = CNS/OMI/Takotsubo? - January 14, 2022 -
  • Other ECG Findings of Life-Threatening Hyper-K+ - January 16, 2022 -
  • Subtle ECG Signs of acute OMI in LBBB — January 31, 2022 -
  • This ECG Interpreted by Computer as Normal (OMI) — Feb. 4, 2022 -
  • Hypothermia to 18°C (with huge Osborn Waves) — Feb. 8, 2022 -
  • Jessie McLaren: 6 serial ECGs (subtle OMI- Mirror! ) — Feb. 10, 2022 -
  • Use of the Term, "Diffuse"? (Inf-Ant-Lat OMI) — February 12, 2022 -
  • 40yo woman with RVOT VT (MY Comment) — February 14, 2022 -
  • CO Poisoning (J-Point vs Terminal QRS Distortion) — Feb. 18, 2022 -
  • 40yo man with CP- OMI ECG Signs- LA-LL Reversal — Feb. 22, 2022 -
  • Subtle Post. OMI- Technically Inadequate ECG! — Feb. 25, 2022 -
  • 40yo with worrisome ST Elevation but Tachycardia! — March 3, 2022 - 
  • 80yo woman with SOB — All about RVH! — March 6, 2022 - 
  • Memorize those Squiggly Lines (11/12 leads- OMI! )- March 9, 2022 -
  • Pendell: 60m-Seizure ( vs Vent. Standstill/Mobitz I) - March 14, 2022 -
  • SSmith: Giant U-Waves ( + LVH,RAA,RVH- HypoK )- March 18, 2022 -
  • SSmith: I was reading ECGs (3:1 AFlutter/Computer)- March 20, 2022 -
  • Pendell: Pathognomonic (BTWI & ER-ST Variation! ) - March 22, 2022 -
  • SSmith (Deep): Subtle OMI-VT Criteria- Low Voltage - March 23, 2022 -
  • SSmith (Deep): Evidence of OMI? (T-Imbalance V1-V6) - March 26, 2022 -
  • Pendell: Woman 50s-SOB-large Acute PE (QR in V1) - March 28, 2022 -
  • JesseM: LBBB + OMI (SSmith on Modified Sgarbossa!)- March 31, 2022 -
  • Pendell: Man in 50s — Asymptomatic VT! for ? duration - April 2, 2022 -
  • Diffuse ST Depression in 35yo with Chest Pain and WPW - April 5, 2022 -
  • SSmith: Will Cath tell if ECG is OMI? (subtle - RBBB)- April 11, 2022 -
  • Pendell: Man in 50s: CP-serial ECGs-DELAY for OMI - April 13, 2022 -
  • Pendell: Woman-30s: CP- ST elev in V2-OMI-FLAG/AIVR - April 8, 2022 -
  • SSmith: Ant. ST Elevate? (V1,V2- LVH-Brugada-2-K=6.1)- April 17, 2022 -
  • SSmith: ST Elev./Dep. on a Monitor? (Filter Settings)- April 20, 2022 -
  • JesseM: CP, Normal ECG- OMI missed (ETT, History)- April 22, 2022 -
  • Pendell-Magnus: WPW (AFib @250 -AVRT-Cabrera)- April 24, 2022 -
  • SSmith: RBBB/LAHB- Abnl ST-T Waves (Me on BBB)- April 26, 2022 -
  • Pendell-Goss: 40m-RUQ Pain- Acute PE (My Table)- April 28, 2022 -
  • Pendell: Man-40s (ME-subtle 2:1 Block-PM Cardio App)- May 1, 2022 -
  • JesseM: Posterior OMI-Mirror (Low voltage/Technical) - May 3, 2022 -
  • Pendell: Confusing (LA-RA Reversal-Brugada-Hyper-K)- May 5, 2022 -
  • SSmith: Unstable Angina Exists (ME on Atypical CP) - May 8, 2022 -
  • Pendell: Quiz Post — OMI or Nl? (S.African Flag Sign) - May 11, 2022 -
  • SSmith: 30yo (Regular WCT-AVRT-vs- Idiopathic VT)- May 14, 2022 -
  • Pendell: Asthma- BTWI vs Wellens (Trop p-running-WAP)- May 19, 2022 -
  • JesseM: Quiz — Inf ST Elev- Omi? (Early Repol- ME) - May 23, 2022 -
  • SSmith: CP + Troponin-Myocarditis (LA-LL Reversal)- May 24, 2022 -
  • Pendell: Back to Basics-OMI (SA Block-Leads III,aVF) - May 25, 2022 -
  • SSmith: Does single Troponin R/O? (LA-LL Reversal)- May 27, 2022 -
  • SSmith: Occlusion MI? (T-Imbalance V1-V6- OMI? ) - June 1, 2022 -
  • JesseM: Acute OMI on ECG but not on Cath (MINOCA)- June 5, 2022 -
  • Pendell: GSW-Heart (Traumatic Pericarditis- Review!)- June 8, 2022 -
  • SSmith: Acute OMI vs Acute Pericarditis - June 11, 2022 -
  • Pendell: 30yo with CP/AS (Subtle ECG OMI- LVH) - June 17, 2022 -
  • JesseM: LVH and repeated ED Visits for Chest Pain - June 20, 2022 -
  • SSmith: LBBB with marked ST-T wave changes! - June 23, 2022 -
  • Pendell: LVH-difficult ECG; Need to Repeat the ECG!- June 25, 2022 -
  • SSmith: PseudoNormalization-Wellens-Serial ECGs- June 29, 2022 -
  • SSmith: Unstable Angina-2 (ME-Diastolic Dysfunction)- July 2, 2022 -
  • SSmith: The ECG Must be at Right Time (Subtle OMI)- July 4, 2022 -
  • Pendell: Instant "Easy Save" (deWinter T-waves) - July 11, 2022 -
  • Pendell: Not Convinced of STEMI (890-Cath-Osborn)- July 13, 2022 -
  • SSmith: Middle-aged Male with GERD (subtle OMI) - July 16, 2022 -
  • JesseM: 90yo-CP,RBBB-STEMI Neg (Location-Shape)- July 18, 2022 -
  •    — Shape - Proportion & Location !!! (to assess for OMI) —

  • Pendell: 40yo Woman - Nausea - Reverse Takotsubo - July 21, 2022 -
  • Pendell: Covid-pos: Myocarditis vs Acute OMI - July 25, 2022 -
  • JesseM: How to Assess for OMI with marked LVH? - July 29, 2022 -
  • — Shape - Proportion & Location !!! (to assess for OMI) —

  • Pendell: Man 60s — LBBB-subtle OMI (Qualitative) - August 1, 2022 -
  • SSmith: Serial ECGs-Ant. OMI (Pacer- Laddergram) - August 3, 2022 -
  • Pendell: Multi-Chest Trauma (Me) Cardiac Contusion - August 6, 2022 -
  • SSmith: Wellens' Syndrome (Me)- (may mimic Inferior MI) Aug. 12, 2022 -
  • Pendell: Woman 30s — CP, LVH and OMI (Tall T waves) August 15, 2022 -
  • SSmith: Rapid AFib not Post OMI (Me) LA-RA Reversal!- Aug. 17, 2022 -
  •    — Links to other Lead Reversals on Dr. Smith's Blog!  

  • JesseM: 60yo-Sepsis-Wellens? (Infarction-Type 1,2 MIs! ) - Aug. 19, 2022 -
  • SSmith: Very Fast SVT (Adenosine-induced RBBB) - August 23, 2022 -
  • Pendell: Tapping Artifact (Me) - Einthoven's Triangle - August 26, 2022 -
  • SSmith: Unstable Angina/HS Troponin (Me)- Hyper-K+ - Sept. 5, 2022 -
  • Pendell: 2 Patients with CP (Which has acute OMI? ) September 9, 2022 -
  • Pendell: Man 60s — LBBB-OMI-Sgarbossa-Qualitative- Sept. 11, 2022 -
  • JesseM: CP, high Trop (STEMI vs OMI-diagnostic PVC) Sept. 13, 2022 -
  • SSmith: Woman Agitated (Takotsubo-Giant T-waves)- Sept. 19, 2022 -
  • SSmith: Post Leads = False Reassurance (Mirror Test) - Sept. 21, 2022 -
  • Pendell: 50m-CP- Early deWinter T-wave Pattern (Me) - Sept. 22, 2022 -
  • Emre Aslanger: (Prox LAD OMI- Misdiagnosed) - September 25, 2022 -
  • SSmith: All Changes from LVH? (LVH vs Acute OMI) - Sept. 30, 2022 -
  • Pendell: CP 1 day after Nl Stress Test (ME-Rhythm! ) - Oct. 3, 2022 -
  • SSmith: Activate the Cath Lab? (LVH-V1,V2-BTWI- Me!) Oct. 6, 2022 -
  • Pendell: Cardiac Arrest & STE (Acute PE on ECG) - October 10, 2022 -
  • JesseM: Acute Post OMI despite WPW! - October 13, 2022 -
  • Pendell-SSmith: Precordial Swirl (vs LVH-"Strain") - October 15, 2022 -
  • SSmith: Is there T-QRS-D (Terminal-QRS-Distortion)? October 17, 2022 -
  • SSmith: Problematic Pacer? (Sensing? - Pacing?) - October 19, 2022 -
  • Pendell: The Rhythm? (VT ARTIFACT- RA Electrode)  October 21, 2022 -
  • SSmith: REPOST (3/28/2017) Serial T-waves-OMI - October 23, 2022 -
  • Pendell: The Rhythm? (Reentry SVT- RP' interval) October 25, 2022 -
  • SSmith: Abused Medic (Pacer- ST Elevation-OMI) - October 28, 2022 - 
  • SSmith: was "Reading EKGs" (Swirl vs LVH- T-QRS-D) November 1, 2022 -
  • JesseM: 90yo with CP-Ab Pain (Diffuse Subendo Isch) November 4, 2022 -
  • SSmith: Bizarre ECG (Pulse-Tap Artifact-V1,V2- ME) November 8, 2022 -
  • Pendell: Elderly Woman (Simult. Leads-OMI-RBBB/LAHB) Nov. 11, 2022 -
  • Emre Aslanger: Sometimes STEMI not Enough - November 13, 2022 -
  • Pendell: Mistaken Ventricular Bigeminy (vs WPW) November 19, 2022 -
  • Pendell: 70m CP — Subtle OMI (KEY is lead V3) - November 23, 2022 -
  • SSmith: ST V1,V2-Trop 6500 (Brugada-Car Contusion) - Nov. 25, 2022 -
  • Pendell: 20f - Pericardial Effusion/Low Voltage) - November 28, 2022 -
  • SSmith: ED MD "Nothing much" (MINOCA- OMI) - November 30, 2022 -
  • SSmith: Hyperacute T waves? (Pulse-Tap Artifact!) December 5, 2022 -
  • JesseM: 65yo-Syncope (subtle- "Silent" OMI) - December 6, 2022 -
  • SSmith: 60yo-Shock- Unusual "hyperacute" -RAD ECG- Dec. 10, 2022 -
  • Pendell: On its Way from OMI to Reperfusion - December 12, 2022 -
  • Pendell: Marked LVH and acute LAD OMI - December 14, 2022 -
  • SSmith: WPW - Huge Delta Waves! (OMI?-DRichley) - Dec. 16, 2022 -
  • Pendell: 70yo "Eye-Catching" ECG (Aortic Dissection) - Dec. 18, 2022 -
  • Emre Aslanger: OMI (V1,V2,V3 off- post leads) - December 18, 2022 -
  • Emre Aslanger: OMI vs STEMI Philosophy in Action! - Dec. 22, 2022 -
  • SSmith: 30-something (subtle KEY Findings-OMI- ME) Dec. 23, 2022 -
  • SSmith: A diagnostic OMI that may look "nonspecific" - Jan. 2, 2023 -
  • Pendell: 50s,f- An OMI with Delay of Cath - January 6, 2023 -
  • Pendell: A Teenage Male with CP (OMI in Young Pts) Jan. 9, 2023 -
  • Pendell: 2 ECGs — Repol or OMI? (S. African Flag) January 12, 2023 -
  • SSmith: Subtle OMI (LA-LL - V1,V2 - Serial ECGs-OMI) Jan 15, 2023 -
  • SSmith: Pulse-Tap Artifact (Links to other artifact) - January 17, 2023 -
  • JesseM: Hypothermia-Hypothyroid-Coma (BRogers) Jan. 21, 2023 - 
  • Alex Bracey: The Hint from the ICD (Mirror Test-OMI) - Jan. 23, 2023 -
  • KG: MY CASE — A Long AV Wenckebach Cycle - Jan. 26, 2023 -
  • Pendell: CP in Middle-Aged F (Missed Acute OMI!) - Jan. 28, 2023 -
  • JesseM: Dueling OMIs (ME: Not to Miss this OMI) - Feb. 1, 2023 -
  • SSmith: Repost from 2020 (EMS ECG-Voltage cut! ) - Feb. 4, 2023 -
  • Pendell: 60s Man/CP (I review why OMI missed!) - Feb. XXX, 2023 -
  • SSmith: CP & SOB — S1Q3T3 & Acute PE Dx - January XXX, 2023 -
  • SSmith: 20ish HCM (Hypertrophic CardioMyopathy) Jan. XXX, 2023 -

  • SSmith: Strange ECG? (Missed LA-RA Reversal) - Jan. XXX, 2023 -
  •     — SS missed the LA-RA Reversal/Nl variant ST elev./T inv. —

  • SSmith: All Day CP/Ab Pain (subtle AFlutter- ME) November XXX, 2022 -
  •     — SSmith will use my figure and cite me !!!  

  • SSmith: REPOST (6/17/2016) Truncated EMS ECG - Sept. XXX, 2022 - 
  • SSmith: Hyperacute T waves (Me) Hyper-K PEARLS) - Aug. XXX, 2022 -
  • SSmith: What is ECG Diagnosis? (deWinter T-waves) June AFTER Pendell?
  • SSmith: Wenckebach + RBBB/LAHB (Trifascicular?) August XXX, 2022 - 

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