239 results
Staging of Skin Mottling

Mottling is less sensitive, but more specific for hypoperfusion and elevated mortality (figure
Mottling suggests active ... endogenous vasoconstriction ... not additional exogenous ... Mottling #Staging #Clinical ... Diagnosis #Stages #Clinical
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... Pseudo-hyperaldosteronism: exogenous ... diagnosis #algorithm #causes ... #nephrology #potassium
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
• Azotemia • Exogenous ... Diagnosis #Algorithm #causes ... #nephrology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Secondary Causes ... based on repeat clinic ... Steroids (Cushing's, exogenous ... RAS Metabolic Causes ... HTN #Secondary #Nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... ectopic ACTH) • Exogenous ... dehydrogenase activity ... loop diuretics actively ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Pseudo-hyperaldosteronism: exogenous ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... albuminuria) - Active ... sediment - WBC/RBC casts ... #Proteinuria #Nephrology ... Diagnosis #Algorithm #Causes
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
Hepatitis B Virus Serology ... hepatitis B with active ... hepatitis B with active ... (about 10% of cases ... HepatitisB #HBV #Serology
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
thought to be caused ... Most cases are congenital ... Winking #Syndrome #clinical ... #video #neurology
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Critical and Emergent ... Causes of Neuromuscular ... Weakness CRITICAL ... #Differential #Neurology ... #Causes #Diagnosis