22 results
Atrioventricular Septal Defect
aka AV canal defect aka endocardial cushion defect
 • Epidemiology and Associations
 • Embryology
Defect aka AV ... canal defect aka ... endocardial cushion defect ... #Defect #endocardial ... #cardiology
Tetralogy of Fallot 

1. Right ventricular outflow tract obstruction 

2. Right ventricular hypertrophy 

3. Ventricular septal
Ventricular septal ... defect 4. ... #Fallot #Peds #Pediatrics ... #Cardiology #Signs ... #Symptoms #Diagnosis
Atrial septal defect

An ECG may show the “crochetage” pattern (92% specific)—a notch near the apex of
Atrial septal defect ... An ECG may show ... larger shunt #ECG ... #EKG #Cardiology ... #Crochetage #Sign
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Serial EKGS in pts ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Cardiac Murmurs and Maneuvers

An algorithm demonstrating the effect of various maneuvers on systolic murmurs. 
TR, tricuspid
VSD, ventricular septal ... defect. ... Maneuvers #Heart #Cardiology ... #PhysicalExam # ... Diagnosis
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
is a modified ECG ... lead used to detect ... standard 12 lead ECG ... Lead I on the ECG ... #Cardiology #EKG
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... • Neurological deficits ... • Meningeal signs ... (e.g., fever, myalgia ... CNS infection (e.g
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... sensitive and to detect ... #AVR #leadAVR #ecg ... #ekg #differential
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
- Differential Diagnosis ... regurgitation, atrial septal ... defect - Absent ... #PhysicalExam # ... cardiology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... reversible diffusion defects ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... defects) • Does