10 results
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... Diagnosis Algorithm ... Urine osmolality = 2 ... nutrition), Azotemia LOW ... #nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential ... • Central Dl (Low ... Hereditary, Lithium, Hypercalcemia ... #Differential # ... Diagnosis #Causes #nephrology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... acidosis (Types 1 and 2, ... Amphotericin B - Polyuria ... Eric Strong https ... Diagnosis #Low #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
- Differential ... Diagnosis Algorithm ... filling of bucket (low ... intake) 2. ... Causes #workup #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Alkalosis • ↑ beta-2 ... #Differential # ... #nephrology #low
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... history Step #2 ... & desmopressin test ... Eric Strong @DrEricStrong ... #Sodium #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Diagnosis Algorithm ... nephropathy • Beta-2 ... IntercellularShift #Nephrology ... #Differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... - Differential ... Diagnosis Algorithm ... Insulin • Beta-2 ... #Nephrology #Differential
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... Diagnosis Algorithm ... , TTKG, distal flow ... Resistance • Beta-2 ... IntercellularShift #Nephrology
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
purple abdominal striae ... hyperglycemia —+ mild polyuria ... Cataracts Labs: Hypokalemia ... levels following a low-dose ... dexamethasone suppression test