T-waves
Results:
ECG Basics & Fundamentals: new tall upright T waves in lead V1
A 53-year-old woman with PMHx of HTN and DM presents with atypical chest pain. She is noted to have a completely normal baseline ECG. The following ECG is obtained:
Differential Diagnoses: large T waves and prolonged QT intervals
A 40-year-old man presents with palpitations and malaise. Vital signs are within normal limits with a normal temperature. The following ECG is obtained:
STAT ECG Diagnoses: abnormal T waves and T wave alternans
An elderly male presents with weakness and lightheadedness to his primary care physician. He is referred to the ED after the following ECG is obtained:
Differential Diagnoses: poor R wave progression and attention to T wave abnormalities
A 55-year-old woman presents with substernal chest pressure radiating to the left upper extremity, dyspnea, and nausea. She has a past medical history of HTN, DM, HLD, and is a…
ECG Basics & Fundamentals: hyperacute T waves
A 59-year-old male presented to the emergency department with chest pain. The following ECG is obtained:
Reverse Wellens Waves: not all biphasic T waves are indicative of ACS!
A 25-year-old woman presents to the emergency department with lightheadedness and palpitations for 1 week. Her symptoms worsened today with a near-syncopal episode. She is thin/frail and dehydrated in appearance….
Differential Diagnoses: a triad of long QT interval, PVC’s, & ST segment depression
A 56-year-old woman presents to a busy ED dehydrated with acute gastroenteritis. She is placed in a hallway bed and treated with IV fluids and ondansetron. On reassessment the patient…
ECG Basics and Fundamentals: how many STEMI patients present with nondiagnostic initial ECGs?
HPI: A 52-year-old male with PMHx of HTN & HLD presents to the ED with chest pain and shortness of breath. He looks uncomfortable on exam and is hypertensive. The…
STAT ECG Diagnoses: ECG findings that preceed ST segment elevation in acute coronary syndromes
A 70-year-old man presents to the ED with right sided chest pain that radiates to the left. His pain started while running to catch the subway, and is associated with…
Loss of precordial T wave balance
HPI: A 61-year-old woman presents to the ED with substernal chest pain and dyspnea. Her symptoms improve (but don’t resolve) with nitroglycerin. The following ECG is obtained, with no priors…
Literature Review: De Winter T waves
A 48-year-old man presents to the ED for chest pressure associated with diaphoresis while riding his bike. The following ECG is obtained during active chest pain:
STAT ECG Diagnoses: new T wave inversion or ST segment depression in aVL
A 66-year-old man presents to the ED with retrosternal chest pain that is associated with nausea. The following ECG is obtained:
ECG Basics & Fundamentals: chest pain in young patient with no known cardiac risk factors
A 35-year-old man with no PMHx presents to the ED with dull burning chest pain that radiates to his left arm. The following ECG is obtained:
ECG Basics & Fundamentals: reflux, burping, and improvement with antacids…can’t be cardiac, right?
A 71-year-old man with history of diabetes & HTN presents to the ED with chest discomfort and burping over the past few days. The discomfort has increased over the past…
Differential Diagnoses: long QTc interval
HPI: 32-year-old female with PMHx of hyperthyroidism (on carbimazole) presents with jaundice and intermittent palpitations. She has mild RUQ abdominal pain, but is otherwise well. Vitals: HR~100, BP-130/70, RR-18, afebrile. Exam:…
ECG Tags
- 11th Annual UMEM ECG Competition
- 1st degree AV Block
- 1st degree AVB
- 2:1 AV Block
- 2:1 AVB
- 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
- 5 Step Approach
- 5-FU
- aberrancy
- Aberrant conduction
- Accelerated idioventricular rhythm
- Acidosis
- ACS
- ACS mimics
- ACS RIsk Factors
- Acute MI
- Acute Pericarditis
- Adenosine sensitive VT
- Advanced AV block
- Afib
- Afib with WPW
- AIVR
- AMI
- Amiodarone
- Anemia
- Anterior STEMI
- Aortic Dissection
- Approach to ECG
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- April Fools
- Arrhythmogenic right ventricular cardiomyopathy
- Arrhythmogenic right ventricular dysplasia/cardiomyopathy
- Arrhythmogenic RV Dysplasia
- Artifact
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- atrial arrhythmias
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- Axis
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- Basics
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- Board review
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- CAD
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- CCB toxicity
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- Chemotherapy
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- clumped beats
- Cocaine toxicity
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- Computer ECG interpretation
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- coronary angiography
- COVID-19
- Crochetage
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- de Winter T-wave
- de Winter T-waves
- Delta waves
- deWinter
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- Dextrocardia
- Diffuse ST elevation
- Diffuse ST-segment Elevation
- Diffuse STE
- Digoxin effect
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- DKA
- Dysrhythmia
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- Early cardiac ischemia
- Early ECG evidence of ischemia
- Early ischemia
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- Early reciprocal changes
- Early Repolarization
- early repolarization vs/ STEMI
- early signs of cardiac ischemia
- early signs of ischemia
- ECG Basics
- ECG Competition 2023
- ECG interruptions
- Ectopic atrial rhythm
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- electrical alternans
- Electrical storm
- Electrocardiographic polyuria
- Electrolytes
- Elevated intracranial pressure
- Emergent cath lab activation
- EMS
- EMS cases
- Epsilon waves
- escape rhythm
- Evolving STEMI
- Fascicular blocks
- GERD
- grouped beats
- Guidelines
- Heart block
- High grade AV block
- high grade AV blocks
- high lateral STEMI
- High Voltage
- Himalayan T-waves
- History of presenting illness
- HOCM
- Hypeacute T waves
- Hyperacute T-waves
- Hypercalcemia
- Hyperkalemia
- hyperkalemia mimics
- Hyperkalemic Periodic Paralysis
- Hypertrophic Cardiomyopathy
- Hypertrophic obstructive cardiomyopathy
- Hypocalcemia
- Hypokalemia
- Hypothermia
- Idioventricular rhythms
- Impressive syndrome
- inferior STEMI
- Intermittent WPW
- Intracranial hemorrhage
- Intractable chest pain
- inverted P Waves
- Inverted U-waves
- IRBBB
- Irregular rhythm
- irregular rhythms
- Ischemia
- Ischemic T-waves
- Isoelectric baseline
- Isoelectric segment
- Isolated Posterior STEMI
- Isorhythmic AV dissociation
- Isorhythmic AVD
- J point
- J wave
- J-waves
- junctional rhythm
- Junctional rhythms
- Juvenile T wave inversions
- Juvenile T-wave pattern
- LAD
- LAFB
- Large T-waves
- LBBB
- lead misplacement
- lead V1
- Left axis deviation
- left posterior fascicular block
- Lewis lead
- LGL
- limb lead misplacement
- Limb lead reversal
- Literature review
- Long QT
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- Long QTc
- long ST segment
- Low Voltage
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- LPFB
- LVAD
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- LVADs
- LVH
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- Lyme carditis
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- Massive STEMI
- MAT
- Mechanisms of ACS
- MI
- Mobitz
- Mobitz conduction
- Mobitz I
- Mobitz II
- Mobitz II AV block
- Modified Sgarbossa criteria
- monomorphic VT
- 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 Tachycardia
- Nikelekam T-waves
- non-conducted PACs
- Non-STE ACS
- Non-sustained Ventricular tachycardia
- Non-sustained VT
- Nonspecific intraventricular conduction delay
- nonsustained ventricular tachycardia
- Normal ECG
- Normal Sinus Rhythm
- Normal variant patterns
- normal variant ST elevation
- Normal variants
- NSVT
- Occlusion MI
- OMI
- Osborn waves
- overdose
- PAC
- PAC’s
- Paced rhythms
- Pacemaker
- Pacer
- palpitations
- Pauses and clumped beats
- PE
- PE vs. STEMI
- Pediatric ECG
- Pediatric ECG Interval Table
- Pediatrics
- Pericardial effusion
- Pericardial Tamponade
- Pericarditis
- Periodic paralysis
- Persistent juvenile T-wave pattern
- PFO
- plaque rupture
- plaque vulnerability
- Polymorphic Ventricular Tachycardia
- Polymorphic VT
- Polyuria
- Poor R-wave progression
- post arrest ECG
- post-arrest
- Post-arrest NSTE-ACS
- Post-arrest STEMI
- post-cardiac arrest ecg
- Posterior MI
- Posterior STEMI
- Potpourri
- PR segment
- PR segments
- Pre-hospital ECG
- preexcitation
- preexcitation syndrome
- Preexcitation syndromes
- Pregnancy
- Prehospital ECG
- Premature beats
- Premature complexes
- premature contractions
- Prolonged QT
- Prolonged QT interval
- prolonged QTc
- PRWP
- Pseudo Wellens
- Pseudo-Wellens waves
- Pseudonormalization of T-waves
- Pulmonary Embolism
- pulmonary hypertension
- PVC
- PVCs
- PVT
- Q-waves
- QRS fragmentation
- QRS-interval
- R waves
- R-on-T phenomenon
- R-wave
- R-wave in V1
- R-wave progression
- RAD
- rate & rhythm
- RBBB
- Really wide complex tachycardia
- reciprocal changes
- Reflux
- Regular Really Wide Complex Tachycardia
- Regular Wide Complex Tachycardia
- Regularized atrial fibrillation
- repolarization abnormalities
- Rescue PCI
- Resolved ST segment elevation
- Respiratory variation
- Retrograde P waves
- Revised Sgarbossa Criteria
- Rhythm
- Rhythm Interpretation
- Right axis
- Right Axis Deviation
- Right bundle branch block
- right heart strain
- Right sided leads
- Right Ventricular Hypertrophy
- Rightward axis
- rollercoaster T waves
- RRWCT
- RV MI
- RV STEMI
- RVMI
- RWCT
- S wave
- SAH
- Salvador Dali
- Seizure
- Seizures
- Septal STEMI
- Serial ECG
- Serial ECGs
- Severe hypothyroidism
- Sgarbossa
- Sgarbossa Criteria
- Shark fin morphology
- Shark fin STEMI
- Short PR interval
- Short QT
- Short QT interval
- Short QTc
- Sinus arrest
- sinus arrhythmia
- sinus rhythm
- Sinus rhythms
- Sinus Tachycardia
- Sloof Lirpa Sign
- Slow Atrial fibrillation
- Sodium channel blocker toxicity
- South Africa sign
- Spiked Helmet sign
- Spodick Sign
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- ST
- ST depression
- ST depression V1-V4
- ST Elevation
- ST segment elevation
- ST-segment
- ST-segment depression
- STD
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- STEMI
- STEMI equivalent
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- STEMI mimics
- STEMI vs. acute pericarditis
- STEMI vs. Early repolarization
- strain
- Stress Testing
- Stress tests
- Sustained VT
- SVT
- Syncop
- Syncope
- Systematic approach to ECG
- T wave inversion differential
- T-wave abnormalities
- T-wave alternans
- T-wave inversion
- T-wave inversions
- T-waves
- Tachycardia
- Tall R wave in V1
- Tamponade
- TCA
- TCA overdose
- TCA toxicity
- Terminal QRS distortion
- Thrombolytics
- Torsades
- Torsades de pointes
- torsades de points
- Toxicology
- TP segment
- Transient STEMI
- Tremor artifact
- Trigeminy
- Troponin
- TWI
- U-waves
- unstable bradycardia
- V1
- V1/V2
- vasospasm
- Ventricular aneurysm
- Ventricular dysrhythmias
- Ventricular fibrillation
- Ventricular rhythm
- Ventricular rhythms
- Ventricular Tachycardia
- Ventricular tachycardia mimics
- Ventricular tachycardia vs. SVT with aberrant conduction
- Ventricular Tachycardiak
- VF
- VT
- VT mimics
- w Voltage
- WCT
- Wellens
- Wellens waves
- Wellens’ syndrome
- Wide complex QRS
- wide complex regular tachycardia
- Wide complex tachycardia
- Wide QRS
- Wide QRS interval
- wide vs. narrow QRS
- Wolff Parkinson White
- WPW
- WPW with atrial fibrillation
- WPW with SVT
- Young patients
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