8 results
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential Diagnosis ... • Central Dl (Low ... Mimics (↑ urine ... - Strong Medicine ... #Causes #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... common culprits: Hypovolemia ... , Low effective ... IMPROVEMENT If the urine ... #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Prerenal:
 • Due to true volume loss or decreased
(AKI) - Differential ... Diagnosis Framework ... blood volume • Hypovolemia ... debris • Kidney stone ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
volume-based algorithm Urine ... can be high or low ... Present (Uosm ≥100): Hypovolemia ... #differential #diagnosis ... table #sodium #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... - Differential Diagnosis ... nephron - TTKG > 7, Urine ... renal failure • AKI ... IntercellularShift #Nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... Heat injury, Heat stroke ... Weakness - Dark urine ... + myoglobin AKI ... causes #treatment #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... , RTA Type IV, AI ... lysis) ± Urine ... acidosis) • Low ... Treatment #potassium #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
distal convoluted tubule ... alkalosis • Normal or low ... Hypocalciuria (spot urine ... Gitelman #Syndrome #diagnosis ... #nephrology #management