74 results
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Wellens Syndrome on EKG
Associated with a critical stenosis of the proximal LAD, suggestive of impending infarction
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on EKG Associated ... with a critical ... of the proximal LAD ... #EKG #ecg #cardiology ... electrocardiogram #diagnosis
Wellen's Syndrome 
Type A - Biphasic T wave 
Type B - Deeply inverted T wave
specific for a critical ... anterior descending (LAD ... Classification #Types #Cardiology ... #EKG #ECG #Electrocardiogram ... #Diagnosis
Pediatric Constipation - Differential Diagnosis Algorithm
Dietary/Functional
 • lnsufficient Volume / Bulk
Neurologic
 • Hirschsprung's Disease
 • Imperforate
Diagnosis Algorithm ... Withholding • Painful (e.g ... Disease • Spinal Cord ... Guillan-Barré Syndrome ... #Causes #Peds
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Diagnosis Algorithm ... Withholding • Painful (e.g ... Disease • Spinal Cord ... Guillain-Barré Syndrome ... #Causes #Peds #
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
O2, Monitors, ECG ... , Pads on patient ... Chest Pain • ECG ... Pads in AP position ... Connect ECG Leads
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Membrane defects (e.g ... Extravascular #Causes #differential
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... papilledema • Horner syndrome ... (e.g., fever, myalgia ... (e.g., meningitis ... #neurology #PHANTOMS
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint Sign ... : UC and CD • infection ... (e.g. pseudomembranous ... #Differential # ... Diagnosis #radiology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
, Acute spinal cord ... polyneuropathy (e.g ... Testing #Causes #differential ... #diagnosis #table ... #neurology