51 results
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... Diagnosis Algorithm ... nutrition), Azotemia LOW ... Diagnosis #Algorithm ... #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Diagnosis Algorithm ... diuresis (see Polyuria ... , glucosuria Low ... Hypernatremia #Nephrology ... Diagnosis #Algorithm
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary Amenorrhea ... - Differential ... Diagnosis Algorithm ... FSH, Low estrogen ... Diagnosis #Algorithm
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... #Differential # ... Diagnosis #Algorithm ... #causes #nephrology
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary Amenorrhea ... - Differential ... Diagnosis Algorithm ... Etiology - High FSH, Low ... Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... #Hypokalemia #Differential ... #Diagnosis #Algorithm ... #nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
- Differential ... Diagnosis Algorithm ... concentration (e.g ... #Nephrology #Differential ... #Diagnosis #Algorithm
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential ... Diagnosis Excess ... SGLT2 inhibitors (e.g ... • Central Dl (Low ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Metabolic #Alkalosis #Differential ... #Diagnosis #Algorithm ... #nephrology
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
, TIO, Fanconi Syndrome ... Hypophosphatemia #phosphorus #low ... #diagnosis #Algorithm ... #differential # ... nephrology