19 results
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... 100 mOsm/kg) • Primary ... Water and solute loading ... #causes #nephrology
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Diagnosis Algorithm ... nutrition), Azotemia LOW ... Diabetes Insipidus • Primary ... Differential #Diagnosis #Algorithm ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... A urine K/Cr ratio ... • Diarrhea A urine ... Bartter syndrome, Gitelman ... #nephrology #low
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Urine Cl-: Vomiting ... (late) • High Urine ... Bartter Syndrome, Gitelman ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Urine Cl-: Vomiting ... (late) • High Urine ... Bartter Syndrome, Gitelman ... #Nephrology #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... secreting tumor, Primary ... Bartter syndrome, Gitelman ... #causes #potassium ... #low #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 - Urine ... Deprivation Test • Primary ... #Causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... R - Primary aldosteronism ... Bartter's syndrome, Gitelman's ... #nephrology #causes ... #low #potassium
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... Bartter syndrome, Gitelman ... #potassium #differential ... #algorithm #diagnosis ... #nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... of Water: • Primary ... • Central Dl (Low ... Mimics (↑ urine ... #nephrology