34 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... (e.g., fever, myalgia ... CNS infection (e.g ... arteritis • Acute ... #neurology #PHANTOMS
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Acute Coronary Syndrome ... , STEMI 1 STABLE ... is reflected by ECG ... #Diagnosis #Cardiology ... Text: The Only EKG
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... Elevations - ACUTE ... STEMI - PULMONARY ... ) - BRUGADA SIGN ... (SYNDROME) -
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... women • DDx: Acute ... Equivalents / Don't Miss Signs ... #Ischemia #ECG ... #EKG #diagnosis
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Diagnosis HEMODYNAMIC ... vasoconstriction (e.g ... inhibitors, hepatorenal syndrome ... AIN) • Drugs (e.g ... #Diagnosis #nephrology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... point • De Winter syndrome ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Polyneuropathy, Acute ... polyneuropathy (e.g ... Testing #Causes #differential ... #diagnosis #table ... #neurology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... Diagnosis Framework ... meningeal irritation signs ... : - Acute angle-closure ... #Neurology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... CNS pathology (e.g ... pathology (e.g. ... #Diagnosis #Table
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... Diagnostic Algorithm ... : R/O cardiac, pulmonary ... Metabolic disease (e.g ... Irritable bowel syndrome