46 results
Causes of Peripheral Edema - Differential Diagnosis
Increased Hydrostatic Pressure
 • Volume Expansion: Kidney failure, Pregnancy, Medication
Edema - Differential ... Medication side effect (e.g ... Heart failure, Pulmonary ... Cirrhosis, Nephrotic syndrome ... • Filariasis (e.g
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential ... • Drugs • Pulmonary ... diuretics) With edema ... Uosm < 100 mmol/kg ... #Hyponatremia #Nephrology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... pathology (e.g. ... #Diagnosis #Table ... #Causes #Sodium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential ... • Drugs • Pulmonary ... diuretics) With edema ... Uosm < 100 mmol/kg ... #Hyponatremia #Nephrology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Edema - Differential ... Causes include: ... level <100 pg/ml EKG ... respiratory distress syndrome ... #edema #NCPE #differential
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... Guillain-Barré syndrome ... #differential # ... diagnosis #table ... #neurology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... High altitude (eg ... edema (most common ... Intrapulmonary shunting (eg ... intracardiac shunting (eg
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... - Tumor lysis syndrome ... Hypermagnesemia #Differential ... High #Magnesium #Table ... #Causes #Management
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... carotid sinus syndrome ... further guide management ... and an initial ECG ... The treatment strategy
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... #management #cardiology