20 results
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Coronary Syndrome (ACS ... thrombus formation causes ... is reflected by ECG ... #Diagnosis #Cardiology ... #ACS #Unstable
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Acute spinal cord injury ... polyneuropathy (e.g ... #differential # ... diagnosis #table ... #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... abnormal) in nearly all ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... other vasospastic disorders ... microvascular injury ... changes on tele/ECG ... perform provocative tests
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... , ANA (e.g., SLE ... not required in all ... Diagnosis #Causes
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
ST elevation in ACS ... ACS vs pericarditis ... aVR instead of ACS ... #ekg #differential ... #cardiology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential ... concentration (e.g ... GI Bleed) • NaCl ... #Polyuria #Nephrology
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... - Movement Disorders ... - Differential ... Cerebellar Disease (e.g ... Tremor - Occurs at Rest
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Diagnosis Framework ... Glucose/Temp • ACS ... • Congenital disorders ... #diagnosis #causes ... #cardiology #BRADI
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... • Trauma/Crush injury ... • NSAIDs • ACE ... #diagnosis #causes ... potassium #high #nephrology