52 results
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... /kg) • Water and ... #Differential # ... Diagnosis #Algorithm #causes ... #nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential ... Mimics (↑ urine ... #Differential # ... #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... water loss, Serum Sodium ... diuresis (see Polyuria ... Hypernatremia #Nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential ... Diagnosis Algorithm Polyuria ... #Nephrology #Differential ... Diagnosis #Algorithm #Causes
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... sodium and serum ... sodium high and ... #Hyponatremia #Differential ... Algorithm #Diagnosis #Nephrology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... of Hyporeflexia and ... Deep coma (any cause ... #differential # ... diagnosis #table #neurology
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
sodium excretion ... and fractional ... excretion of sodium ... FENa) could help differentiate ... AcuteKidneyInjury #Nephrology
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Stroke Etiologies ... Hypercoagulable states, PFO and ... - Strong Medicine ... #causes #differential ... #diagnosis #neurology
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential ... )/ 100] x 1.6; and ... Serum Osm • Urine ... Diagnosis #Table #nephrology ... #sodium
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in size (micro and ... lesions (e.g. stroke ... • Epilepsy • Psychiatric ... Syndrome #diagnosis #neurology ... #differential