58 results
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... that prolong the QT ... Diagnosis #Cardiology #ECG ... #EKG
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... • ↑ Ca - short QT ... Syncope #Syndromes #ECG ... #EKG #Checklist ... electrocardiogram #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... widened QRS and QTc ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - Differential ... Hypercalcemias (e.g ... 1,25-(OH)2D3 (e.g ... Calcium Intake (e.g ... Diagnosis #Algorithm #Endocrinology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... D Deficiency (e.g ... Hypoparathyroidism (e.g ... • (Citrate Infusion ... Algorithm #Phosphate #endocrinology
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... Dysplasias • (e.g ... • CNS Tumors (e.g ... #ShortStature #Differential ... Diagnosis #Algorithm #endocrinology
Electrical Alternans on POCUS Echocardiogram
You dissect the EKG and note low voltage tachycardia with a hint
Electrical Alternans on POCUS ... You dissect the EKG ... POCUS ECHO performed ... Electrical #Alternans #POCUS ... Echocardiogram #clinical #effusion
Sellar / Pituitary Mass - Differential Diagnosis Algorithm
Adenoma - Primary Anterior Pituitary
 - Secreting
Pituitary Mass - Differential ... Physiological (e.g ... Compensation (e.g ... • Stimulatory (e.g ... Diagnosis #Algorithm #endocrinology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... :1 , 3:2, 4:3, etc ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemorrhagic Pericardial Effusions ... Hemopericardium)- Differential ... • Malignancy (e.g ... #Pericardial #Effusion ... Hemopericardium #Differential