STEMI
Results:
STAT ECG Diagnoses: any ST segment elevation in patients with right bundle branch blocks (RBBB) is abnormal!
HPI: A 70-year-old male with PMHx of HTN, DM, CKD, and CAD is brought to the emergency department with chest pain and shortness of breath. The following ECG is obtained…
STAT ECG Diagnoses: the ECG in patients with significant left ventricular hypertrophy (LVH) and how to identify occlusion MI in these patients (part 2/2)
LVH with strain pattern may mimic anterior coronary occlusion and is known to be a common cause of “false-positive” cath lab activations. The following prehospital ECGs were obtained in patients…
STAT ECG Diagnoses: the ECG in patients with significant left ventricular hypertrophy (LVH) and how to identify occlusion MI in these patients (part 1/2)
LVH with strain pattern may mimic anterior coronary occlusion and is known to be a common cause of “false-positive” cath lab activations. The following prehospital ECGs were obtained in patients…
5 challenging EMS cases to help you test your emergency ECG interpretation skills
A 78-year-old man is brought into the ED by EMS with chest aches, dyspnea, and palpitations. The following prehospital ECG was obtained:
ECG Basics and Fundamentals: the isoelectric baseline used to evaluate ST segment deviation
A 45-year-old woman presents to the ED with severe chest pain. She is minimally cooperative when trying to obtain a history and is requesting pain medication for severe pain. Physical…
ECG Basics and Fundamentals: the basics of left bundle branch block (LBBB) and how to diagnose acute coronary occlusion myocardial infarction in these patients
A 65-year-old man presents to the ED with chest pain and diaphoresis concerning for an acute coronary syndrome. The following ECG is obtained:
STAT ECG Diagnoses: the challenge of evaluating for occlusion MI in patients with left ventricular hypertrophy (LVH)
A 59-year-old man presents to the ED with intermittent exertional chest pain for the past 2 days. The following ECG is obtained:
Potpourri of cases: critical electrolyte abnormalities, clumped or grouped beats, and so much more!
A 73-year-old man presented to the ED with chest pain and is noted to be hypotensive (95/45). The following ECG was obtained:
Potpourri of cases: BRASH syndrome, the ECG findings in patients of digoxin, and so much more
A 54-year-old man presented to the ED with chest pain. The following ECG was obtained:
STAT ECG Diagnoses: STEMI mimics and how you can use the QRS axis to clinch the diagnosis in patients with altered mental status
A 46-year-old man presented with pleuritic left sided chest pain. He was found down for an unknown period of time, with suspicion for drug overdose. The following ECG was obtained:
Bifascicular blocks, BRASH syndrome, and so much more!
This week we will continue discussing 6 more interesting prehospital EMS ECGs. Let’s start with this 78-year-old woman with PMHx of HTN who called an ambulance for generalized weakness associated…
How to distingusish between left anterior vs. posterior fascicular blocks (LAFB vs. LPFB), hyperkalemia emergencies, and much more!
This week we will quickly review 6 interesting prehospital EMS ECGs. Let’s start with this 46-year-old man who called an ambulance for chest pain and was noted to be diaphoretic….
Bifascicular blocks, trifascicular blocks, electrocardiographic polyuria, and much more!
A 65-year-old man presents to the ED chest pain worse with sitting up and exertion. The following ECG is obtained:
STAT ECG Diagnoses: hyperacute T waves and other subtle but deadly ECG signs of acute coronary syndromes
A 64-year-old man presents to the ED with dyspnea and chest pain. The following ECG is obtained:
STAT ECG Diagnoses: left bundle branch block (LBBB) basics and expected findings with a focus on how to diagnose acute coronary occlusion myocardial infarction in these patients
A 85-year-old woman with a known history of LBBB presents to the ED with chest pain concerning for acute ischemia. The following ECG is obtained:
Literature Review: evaluation of Spodick’s sign and other electrocardiographic findings as indicators of STEMI and acute pericarditis
A 40-year-old male presents to the ED with chest pain. The following ECG is obtained with a computer interpretation of “Acute Pericarditis”:
STAT ECG Diagnoses: diagnosis of acute myocardial infarction (MI) in patients with paced rhythms
An 86-year-old female with PMHx of CAD and pacemaker placement presents to the ED with acute chest pain. Pain has been radiating to the right upper extremity for 1 hour…
Differential Diagnoses: diffuse ST segment elevation without reciprocal ST segment depression
An 18-year-old female with no known significant past medical history presents to the ED for acute chest pain. The following ECG is obtained:
STAT ECG Diagnoses: why you should never trust the computer ECG interpretation, even when it reads “normal ECG”!
A 71-year-old male is being transported to the ED for acute chest pain. The following prehospital EMS ECG is transmitted:
STAT ECG Diagnoses: are you activating the cath lab for a large STEMI or is this just early repolarization
A 50-year-old man presents with intermittent increasing epigastric discomfort. The following ECG is obtained:
ECG Tags
- & Myocardial Ischemia
- 11th Annual UMEM ECG Competition
- 12th annual UMEM Residency ECG competition
- 13th annual ECG competition
- 1st degree AV Block
- 1st degree AVB
- 2:1 AV Block
- 2:1 AVB
- 2:1 Conduction
- 2015 ECG Competition
- 2015 ECG Competition Part II
- 2016 ECG Competition
- 2017 ECG Competition Part II
- 2018 ECG Competition Part II
- 2019 ECG Competition
- 2020 ECG Competition
- 2024 ECG Competition
- 2025 ACC/AHA/ACEP/NAEMSP/SCAI Clinical Practice Guidelines for the Management of Patients with Acute Coronary Syndromes
- 2025 ACS guidelines
- 3rd degree AV block
- 5 Step Approach
- 5-FU
- aberrancy
- Aberrant conduction
- Abnormal ECG
- Abnormal P wave Axis DDx
- Abnormal STAT ECG
- absent p waves
- Accelerated idioventricular rhythm
- Accelerated Idioventricular Rhythm (AIVR)
- accelerated junctional rhythm
- Acidosis
- ACS
- ACS mimics
- ACS RIsk Factors
- Acute Chest Pain
- Acute Chest Pain DDx
- Acute Coronary Syndromes (ACS)
- Acute MI
- Acute Pericarditis
- Acute Pericarditis vs. STEMI
- Adenosine
- Adenosine sensitive VT
- Advanced AV block
- Afib
- Afib with WPW
- AI
- AI interpreted ECGs
- AIVR
- Algorithm Limitations
- Altered Mental Status Emergencies
- AMI
- Amiodarone
- and Lead II R-wave-peak-time (RWPT) algorithms
- Anemia
- anemia in ACS
- Anterior STEMI
- Anterior T wave inversions
- antidromic
- antidromic SVT
- Aortic Dissection
- apical hypertrophic cardiomyopathy
- Approach to Bradydysrhythmias
- Approach to ECG
- Approach to ECG interpretation
- Approach to Tachydysrhythmias
- Appropriate Discordance
- April Fools
- arrhythmogenic cardiomyopathy
- Arrhythmogenic right ventricular cardiomyopathy
- Arrhythmogenic right ventricular dysplasia/cardiomyopathy
- Arrhythmogenic RV Dysplasia
- Artifact
- artifact vs. malignant arrhythmias
- Artifact vs. STEMI
- artifact vs. torsades
- artifact vs. ventricular fibrillation
- Artifact vs. ventricular rhythm
- artifact vs. ventricular tachycardia
- Artificial Intelligence
- ARVC
- ARVD
- ASD
- Ashman
- Ashman phenomenon
- Aslanger
- Aslanger Pattern
- Aslanger's Pattern
- Asystole
- Asystole (Cardiac Arrest)
- Atherosclerosis
- Athlete’s ECG
- atrial arrhythmias
- atrial bigeminy
- Atrial dysrhythmias
- Atrial fibrillation
- Atrial Fibrillation (AFib)
- atrial fibrillation with complete heart block
- Atrial Fibrillation with RVR
- Atrial Fibrillation with SVT
- Atrial Fibrillation with WPW
- Atrial flitter
- Atrial flutter
- Atrial Flutter 1:1 Conduction
- atrial flutter 2:!
- atrial flutter 2:1 conduction
- atrial flutter mimics
- Atrial Flutter with Variable Conduction
- Atrial parasystole
- Atrial septal defect
- Atrial Septal Defect (ASD) & Crochetage Pattern
- Atrial tachycardia
- Atrifact
- Atrioventricular blocks
- Atrioventricular Blocks (AVB) Summary
- Atrioventricular Nodal Reentry Tachycardia
- Atrioventricular Reciprocating Tachycardia
- Attending Level Curriculum
- AV Block
- AV Block: Second-Degree
- AV Blocks
- AV Dissociation
- AV dissociation without complete heart block
- AVB
- AVB: 1st degree
- AVB: 2nd degree
- AVBs
- AVD
- aVL
- AVNRT
- aVR
- AVRT
- Axis
- axis basics
- Barcelona criteria
- Basics
- basics and fundamentals
- Bayesian
- Bazett formula
- BBB
- BBBs & Paced Rhythms vs. STEMI
- Benign early repolarization
- BER
- Beta-Blocker (BB) and Calcium Channel Blocker (CCB) Toxicity
- bidirectional ventricular tachycardia
- Bidirectional Ventricular Tachycardia (BiVT)
- bifascicular block
- bifid p waves
- bigeminy
- Biphasic T-waves
- Bix rule
- Bizzare rhythm
- Blocked PAC’s
- Blocked Premature Atrial Complexes (PACs)
- Board review
- bpm
- brady
- brady tachy syndrome
- bradyarrhythmia
- Bradycardia
- Bradycardia DDx
- BRASH syndrome
- Brs
- Brugada
- Brugada Pattern
- Brugada Sign
- Brugada syndrome
- Brugada Syndrome (BrS)
- Bundle Branch Blocks
- Buried P Waves
- Buried T wave
- CAD
- cannabis
- cannabis toxicity
- Cardiac arrest
- Cardiac resynchronization therapy
- cardiac risk factors
- Cardiac tamponade
- cardiogenic shock
- Cardiovascular effects of marijuana
- Cardioversion
- Catecholaminergic Polymorphic Ventricular Tachycardia (CPVT)
- Catecholaminergic Polymorphic VT (CPVT)
- CCB toxicity
- Cerebral T waves
- Cerebral T Waves (Neurogenic “Roller Coaster” T Waves)
- CHB
- Chemotherapy
- Chest Pain
- chest pain differentials
- child
- child ecg
- Chronic Obstructive Pulmonary Disease
- Classic STEMI Criteria
- clumped beats
- Clumped or Grouped Beats
- cocaine
- cocaine chest pain
- Cocaine toxicity
- Complete Heart Block
- Computer ECG interpretation
- Computer interpreted ECGs
- Computer interpreted electrocardiograms
- congenital long QT syndrome
- congenital short QT syndrome
- COPD
- coronary angiography
- Coronary Artery Embolism
- Coronary Plaque Erosion
- Coronary Vasospasm (Prinzmetal’s Angina)
- Corrected QT interval
- COVID-19
- Critical ECG Emergencies
- Crochetage
- Crochetage pattern
- CRT
- ddx
- DDx for TWIs in V1-V3
- de Winter
- de Winter T-wave
- de Winter T-waves
- defibrillation
- Delta waves
- deWinter
- deWinter T-waves
- Dextrocardia
- differential diagnoses
- differential diagnoses for left axis deviation
- Diffuse ST elevation
- Diffuse ST Elevation DDx
- Diffuse ST-segment Elevation
- Diffuse STE
- dig effect
- digoxin
- Digoxin effect
- Digoxin toxicity
- DKA
- Dominant R wave
- Dominant R wave in aVR
- Dominant R wave in V1
- dresslers
- dresslers syndrome
- Dual-chamber systems
- dynamic ecg changes
- Dysrhythmia
- Dysrhythmia in LVADs
- Dysrhythmias
- Dysrhythmias in LVAD Patients
- Earliest ECG Evidence of Occlusion MI
- Earliest Evidence of Occlusion MI
- Early cardiac ischemia
- Early ECG evidence of ischemia
- Early ischemia
- Early ischemic changes
- Early reciprocal changes
- Early Repolarization
- early repolarization vs/ STEMI
- early signs of cardiac ischemia
- early signs of ischemia
- Early STEMI
- ecg 101
- ECG Basics
- ECG competition
- ECG Competition 2023
- ECG Evidence of Reperfusion After Occlusion
- ECG Findings in Aortic Emergencies
- ECG Findings in Tension Pneumothorax
- ecg history
- ECG in ACS
- ECG interruptions
- ECG Lead Misplacement
- ECG Signs of Aortic Emergencies
- Ectopic atrial rhythm
- Ectopic beats
- electrical alternans
- Electrical storm
- Electrocardiographic polyuria
- Electrographic polyuria
- Electrolytes
- Electromagnetic interference
- Elevated intracranial pressure
- Emergent cath lab activation
- EMS
- EMS cases
- EMS ECG
- EMS ECGs
- EMS ECGs in Acute Coronary Syndromes (ACS)
- Epsilon waves
- escape rhythm
- escape rhythms
- Escape-Capture
- Escape-Capture Bigeminy
- evolution of ecg
- Evolving STEMI
- extreme axis deviation
- Extreme Axis Deviation Basics
- Extreme Axis Deviation DDx
- Extreme Axis Deviation Differentials
- failure to capture
- failure to pace
- failure to sense
- Fascicular blocks
- Fascicular Ventricular Tachycardia (Idiopathic Left Fascicular VT)
- fever
- First-Degree AV Block
- Flattened T Waves
- Flutter Waves (F waves)
- Foundational Resident
- Framingham formula
- Fridericia formula
- Fusion Beats
- generic PMVT
- GERD
- Griffith
- grouped beats
- Guidelines
- HCM
- Heart block
- heart rate
- heart rate and rhythm basics
- heart rate basics
- heart rhythm
- heart rhythm interpretation
- High grade AV block
- high grade AV blocks
- high lateral STEMI
- high left ventricular voltages and 'dagger like' Q waves
- high risk pe
- High Voltage
- High-Grade (Advanced AV Block)
- high-risk pulmonary embolism
- Himalayan T-waves
- history of ecg
- History of presenting illness
- HOCM
- Hodges formula
- Hs & Ts
- Hypeacute T waves
- hyperacute
- Hyperacute T-waves
- Hypercalcemia
- Hyperkalemia
- Hyperkalemia Basics
- Hyperkalemia emergencies
- hyperkalemia mimics
- Hyperkalemia vs. STEMI
- Hyperkalemia vs. VT
- Hyperkalemic paralysis
- Hyperkalemic Periodic Paralysis
- Hyperkalemic Periodic Paralysis (“Impressive Syndrome”)
- Hypermagnesemia
- Hypertrophic
- Hypertrophic Cardiomyopathy
- Hypertrophic obstructive cardiomyopathy
- Hypocalcemia
- Hypokalemia
- hypokalemia emergencies
- Hypokalemic paralysis
- hypokalemic periodic paralysis
- Hypomagnesemia
- hyponatremia
- Hypothermia
- ICD patients
- Idiopathic monomorphic VT
- Idiopathic VT
- Idioventricular rhythms
- Impressive syndrome
- in-training exam
- inappropriate sinus tachycardia
- incomplete right bundle branch block
- indeterminate axis
- Indeterminate Axis DDx
- Indeterminate Axis differentials
- indeterminate QRS axis
- inferior STEMI
- inservice exam
- intermittent
- Intermittent WPW
- intervals
- Intracranial hemorrhage
- Intractable chest pain
- inverted P Waves
- Inverted T Waves
- Inverted U-waves
- IRBBB
- Irregular rhythm
- irregular rhythms
- Ischemia
- Ischemia & Infarction
- Ischemic T-waves
- Isoelectric baseline
- Isoelectric segment
- Isoelectric Segment of the ECG
- Isolated Posterior STEMI
- Isorhythmic AV dissociation
- Isorhythmic AVD
- ITE prep
- ITE review
- J point
- J Point Basics
- J wave
- J Wave Basics
- J-waves
- Jervell
- Jervell and Lange-Nielsen Syndrome
- JLNS
- Josephson Sign
- Josephson’s sign
- junctional escape
- junctional escape capture bigeminy
- junctional escape rhythms
- junctional rhythm
- Junctional rhythms
- Junctional Tachycardia
- Juvenile T wave inversions
- Juvenile T waves
- Juvenile T-wave pattern
- kid
- kid ecg
- kids
- killer differentials
- LAD
- LAD OMI
- LAE
- LAFB
- Lange
- Large T Wave DDx
- Large T-waves
- LBBB
- LBBB DDx
- lead misplacement
- lead V1
- Leadless pacemakers
- left anterior fascicular block
- Left Atrial Enlargement
- Left axis deviation
- left axis deviation ddx
- left bundle branch block
- left posterior fascicular block
- Left Ventricular Hypertrophy (LVH)
- Left ventricular hypertrophy vs. STEMI
- lewis
- Lewis lead
- LGL
- life savers
- limb lead misplacement
- Limb lead reversal
- Literature review
- Long QT
- Long QT Interval DDx
- Long QT-interval
- Long QTc
- long ST segment
- Low Voltage
- low voltage differential
- Low voltage QRS
- Low Voltage QRS DDx
- LPFB
- LQT1 (KCNQ1 Mutation)
- LQT2 (KCNH2 Mutation)
- LQT3 (SCN5A Mutation)
- LQTS
- LV Aneurysm
- LV Aneurysm vs. STEMI
- LVAD
- LVAD Dysrhythmias
- LVADs
- LVH
- LVH vs. STEMI
- LVH with strain pattern
- Lyme carditis
- Marijuana
- marijuana toxicity
- Massive STEMI
- Massive STEMI Pattern
- MAT
- Mechanisms of ACS
- Metabolic Emergencies
- meth
- methamphetamine
- Methamphetamine Toxicity
- MI
- Microvascular Dysfunction
- mimics
- misplaced leads
- Mobitz
- Mobitz conduction
- Mobitz I
- Mobitz I (Wenckebach)
- Mobitz I or Mobitz II: How to tell the difference
- Mobitz II
- Mobitz II (Hay)
- Mobitz II AV block
- modified lead
- Modified Sgarbossa criteria
- Monomorphic Ventricular Tachycardia
- Monomorphic Ventricular Tachycardia (MMVT)
- monomorphic VT
- mth
- Multifocal atrial tachycardia
- Myocarditis
- Myxedema
- Na channel blocker toxicity
- narrow & irregular tachycardia
- narrow & regular tachycardia
- Narrow complex and regular rhythms
- Narrow complex irregular rhythms
- Narrow complex irregular tachycardia
- Narrow Complex Regular Tachycardia
- narrow complex regular tachycardia differential
- Narrow Complex Tachycardia
- narrow qrs bradycardia
- Narrow QRS Bradycardia DDx
- New Q Waves
- New RBBB and LAFB
- Nielsen
- Nikelekam T-waves
- No clear P waves DDx
- no man's land
- Non-conducted P wave (P:QRS>1) DDx
- non-conducted P waves
- non-conducted PACs
- Non-STE ACS
- Non-sustained Ventricular tachycardia
- Non-sustained VT
- Non-Thrombotic Causes of Acute Coronary Syndrome (ACS)
- Nonspecific intraventricular conduction delay
- nonsustained
- nonsustained ventricular tachycardia
- Nonsustained VT
- normal
- Normal Cardiac Conduction
- Normal ECG
- normal heart rate
- Normal Heart Rate Ranges by Age
- normal lead placement
- normal qrs axis
- Normal R wave progression
- Normal Sinus Rhythm
- Normal STAT ECG
- Normal variant patterns
- normal variant ST elevation
- Normal variants
- Not Enough P Waves (P:QRS < 1) DDx
- Not normal ecg
- NSVT
- Occlusion MI
- Occlusion MI - STEMI Criteria & Beyond
- Occlusion MI patterns
- OMI
- OMI pa
- OMI Pattern
- OMI Pattern: ST Depression V1-V4
- OMI Patterns in Left Bundle Branch Block
- OMI Patterns in Ventricular Paced Rhythms
- OMI Patterns: STEMI (-) Occlusion MI
- Opiate Toxicity
- orthodromic
- orthodromic SVT
- Osborn (J) Wave
- Osborn waves
- overdose
- p mitrale
- p pulmonale
- p waves
- P.E.
- PAC
- PAC’s
- Paced rhythms
- Pacemaker
- Pacemaker emergencies
- pacemaker malfunction
- Pacer
- palpitations
- Pauses and clumped beats
- PE
- PE vs. STEMI
- PEA
- peaked P waves
- Pediatric ECG
- Pediatric ECG Interval Table
- Pediatrics
- Pericardial effusion
- Pericardial Tamponade
- Pericarditis
- pericarditis vs acs
- Pericarditis vs. STEMI
- Periodic paralysis
- Persistent juvenile T-wave pattern
- PFO
- PGY-2 (Intermediate) Resident Curriculum
- PGY-3 (Advanced) Resident Curriculum
- PGY1 Curriculum
- PJC
- PJCs
- PJTW
- plaque rupture
- plaque vulnerability
- PMVT
- Pocket infection or erosion
- Pokey T wave
- Polymorphic Ventricular Tachycardia
- Polymorphic VT
- Polyuria
- Poor R Wave Progression (PRWP) DDx
- Poor R-wave progression
- post arrest ECG
- post cardiac arrest ECGs
- post-arrest
- Post-Arrest ECG for Dysrhythmias
- Post-Arrest ECG for Ischemia
- Post-arrest NSTE-ACS
- Post-arrest STEMI
- post-cardiac arrest ecg
- post-mi pericarditis
- Post-Thrombolytic Reperfusion ECG Findings
- Posterior MI
- Posterior Occlusion MI
- POSTERIOR OMI
- Posterior STEMI
- Posterior STEMI Criteria
- postural orthostatic tachycardia syndrome
- Potpourri
- POTS
- PR interval
- PR segment
- PR Segment Basics
- PR segments
- Pre-hospital ECG
- precordial lead misplacement
- precordial swirl
- preexcitation
- preexcitation syndrome
- Preexcitation syndromes
- preexcited af
- preexcited atrial fibrillation
- Pregnancy
- Prehospital ECG
- premature atrial complexes
- Premature Atrial Complexes (PACs)
- Premature beats
- Premature complexes
- premature contractions
- premature junctional complexes
- Premature Junctional Complexes (PJCs)
- Premature Ventricular Complexes (PVCs)
- Prolonged QT
- Prolonged QT interval
- prolonged QTc
- Proper 12-Lead ECG Electrode Placement
- Proper ECG Lead Placement
- proper lead placement
- proportionality
- PRWP
- Pseudo Wellens
- Pseudo-Wellens waves
- Pseudonormalization of T-waves
- Pulmonary Embolism
- pulmonary hypertension
- Pulse tapping artifact
- pulse-tapping
- Pulseless Electrical Activity (PEA) in Cardiac Arrest)
- Pulseless Ventricular Tachycardia
- Pulseless Ventricular Tachycardia (pVT) Arrest
- pulseless VT
- PVC
- PVCs
- PVT
- Q-waves
- QRS
- QRS axis
- qrs axis basics
- QRS Complexes
- QRS fragmentation
- QRS Fragmentation (fQRS)
- QRS morphology
- qrs voltage
- QRS-interval
- QRS-T proportionality
- QT interval
- QT Interval Basics
- QTc interval
- R wave basics
- R waves
- R-on-T phenomenon
- R-wave
- R-wave in V1
- R-wave progression
- RAD
- RAE
- rapid af
- rapid afib
- rapid atrial fibrillation
- rate & rhythm
- RBBB
- Really wide complex tachycardia
- reciprocal changes
- Recommended ECG Books
- Reflux
- refractory ischemia
- Regular Really Wide Complex Tachycardia
- Regular Rhythm
- Regular Wide Complex Tachycardia
- Regularized atrial fibrillation
- Regularly Irregular Rhythm
- repeat ecg
- repolarization abnormalities
- Rescue PCI
- Resolved ST segment elevation
- Resources & Recommendations
- Respiratory variation
- Retrograde P waves
- Reverse R wave progression
- reversible causes
- Revised Sgarbossa Criteria
- Rhythm
- Rhythm Interpretation
- right atrial enlargement
- Right axis
- Right Axis Deviation
- Right Axis Deviation + STE DDx
- Right Axis Deviation + STE Differential
- Right Axis Deviation Basics
- Right Axis Deviation DDx
- Right bundle branch block
- right heart strain
- Right sided leads
- Right Ventricular (RV) STEMI Criteria
- Right Ventricular Hypertrophy
- Rightward axis
- rollercoaster T waves
- RRWCT
- RV MI
- RV Outflow Tract Tachycardia (RVOT VT)
- RV Outflow Tract Tachycardia (RVOT)
- RV STEMI
- rvh
- RVH with strain
- RVMI
- RWCT
- S wave
- S waves
- s5
- SAH
- Salvador Dali
- SANRT
- SCAD
- second degree av block
- Second-Degree AV Block Type I (Mobitz I / Wenckebach)
- Second-Degree AV Block Type II (Mobitz II)
- Second-Degree AV Block with 2:1 Conduction
- segments
- Seizure
- Seizures
- Septal STEMI
- Serial ECG
- Serial ECGs
- Severe Hyperkalemia
- Severe Hypothermia
- Severe hypothyroidism
- Sgarbossa
- Sgarbossa Criteria
- Shark fin morphology
- Shark Fin or Triangular STEMI
- Shark fin STEMI
- Short PR interval
- Short QT
- Short QT interval
- Short QT Syndrome
- Short QTc
- Shortened QT
- SHS
- sick sinus syndrome
- Sinoatrial Exit Block
- Sinoatrial Nodal Reentry Tachycardia
- Sinoatrial Nodal Reentry Tachycardia (SANRT)
- Sinus arrest
- sinus arrhythmia
- sinus bradycardia
- sinus inversus totalis
- Sinus Node Dysfunction
- Sinus Node Dysfunction (Sick Sinus Syndrome
- sinus rhythm
- Sinus rhythms
- Sinus Tachycardia
- situs inversus
- situs inversus totalis
- Sloof Lirpa Sign
- Slow Atrial fibrillation
- slow ventricular tachycardia
- slow vt
- Sodium channel blocker toxicity
- South Africa
- South Africa sign
- South African
- South African Flag Sign
- spiked
- Spiked Helmet sign
- spiked-helmet
- Spodick Sign
- Spodick’s Sign
- Spontaneous Coronary Artery Dissection
- Spontaneous Coronary Artery Dissection (SCAD)
- ST
- ST depression
- ST depression differential
- ST Depression in V1-V4 DDx
- ST depression V1-V4
- ST Elevation
- ST Elevation DDx
- ST Elevation in aVR DDx
- ST segment elevation
- ST Segment Elevation in aVR with Multi Lead ST Segment Depression
- ST-segment
- ST-segment depression
- Start high-quality CPR.
- stat
- stat ecg
- stat ecgs
- STD
- STE
- STE differential diagnosis
- STE in aVR
- steeple sign
- Steeple sign in V1
- STEMI
- STEMI Criteria
- STEMI Criteria & STEMI Equivalent Patterns
- STEMI diagnosis
- STEMI equivalent
- STEMI equivalents
- STEMI mimics
- STEMI vs. acute pericarditis
- STEMI vs. Early repolarization
- STEMI vs. Severe Hyperkalemia
- stepwise approach
- strain
- Stress Testing
- Stress tests
- Stress-Induced (Takotsubo) Cardiomyopathy
- Student Level Curriculum
- Subtle ST elevation
- Subtle ST Segment Elevation (STE)
- subtle stemi
- Supraventricular tachycardia
- Supraventricular Tachycardia (SVT)
- Sustained VT
- SVT
- sympathomimetic
- synchronization
- Syncop
- Syncope
- syncope ddx
- syncope differentials
- syncope emergencies
- Systematic approach to ECG
- T wave
- T wave inversion differential
- T Wave Inversion in V1-V3 DDx
- T wave inversions in V1-V3
- T wave morphology
- T-wave abnormalities
- T-wave alternans
- T-wave inversion
- T-wave inversions
- T-waves
- Tachycardia
- Takotsubo Cardiomyopathy
- Takotsubo Cardiomyopathy vs. STEMI
- Tall R wave in aVR
- Tall R wave in V1
- Tamponade
- TCA
- TCA overdose
- TCA toxicity
- TdP
- Tension Pneumothorax
- Terminal QRS distortion
- Terminal QRS Distortion (OMI Pattern)
- the basics
- The Bix Rule
- The Bix Rule – Unmasking Atrial Flutter
- The Curriculum
- third degree AV block
- Third-Degree AV Block (Complete Heart Block)
- Thrombolytics
- tombstone
- tombstoning
- too many P waves
- Too Many P Waves (P:QRS>1) DDx
- Top 10 cases of the past 10 years
- Torsades
- Torsades de pointes
- Torsades de Pointes risk
- torsades de points
- Toxicologic Emergencies
- Toxicology
- TP segment
- Transient STEMI
- Tremor artifact
- trifascicular block
- Trigeminy
- Troponin
- troponins
- TWI
- Twiddler’s syndrome
- Type A Wellens
- Type B Wellens
- U-waves
- Understanding ECG Artifacts
- unifascicular
- unstable angina
- Unstable Bradyarrhythmias
- unstable bradycardia
- Unstable Bradydysrhythmias
- unstable tachyarrhythmia
- unstable tachycardia
- Unstable Tachydysrhythmias
- Upright T waves in V1
- urgent cath
- V1
- v1-v2 placed too high
- V1/V2
- vasospasm
- Ventricular aneurysm
- Ventricular dysrhythmias
- ventricular escape rhythms
- Ventricular fibrillation
- Ventricular Fibrillation (VF) Arrest
- ventricular fibrillation mimics
- Ventricular Flutter
- Ventricular Flutter (V-Flutter)
- Ventricular rhythm
- Ventricular rhythms
- Ventricular Tachycardia
- Ventricular Tachycardia (VT)
- Ventricular tachycardia mimics
- Ventricular tachycardia vs. SVT with aberrant conduction
- Ventricular Tachycardiak
- Vereckei aVR
- VF
- voltage
- VT
- VT mimics
- VT vs. SVT with Aberrancy
- w Voltage
- waveforms
- waves
- WCT
- Wellens
- Wellens waves
- Wellens’ syndrome
- Wide & Regular Tachydysrhythmia DDx
- wide complex irregular tachycardia
- Wide complex QRS
- wide complex regular tachycardia
- Wide complex tachycardia
- Wide QRS
- Wide QRS (BBBs & Paced Rhythms) vs. STEMI
- wide qrs bradycardia
- Wide QRS Complex DDx
- wide qrs differential
- Wide QRS interval
- wide vs. narrow QRS
- Wolff Parkinson White
- Wolff-Parkinson White (WPW) Syndrome
- WPW
- wpw syndrome
- WPW syndrome and Pseudo-MI patterns
- WPW vs STEMI
- WPW with Antidromic SVT
- WPW with atrial fibrillation
- WPW with Orthodromic SVT
- WPW with SVT
- Yamaguchi
- Yamaguchi (Apical) Hypertrophic Cardiomyopathy
- Yamaguchi syndrome
- Young patients
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