10 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Extra-renal Losses: • Normal ... Syndrome • HTN, High ... Algorithm #causes #potassium ... #low #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
creatinine) • Cell shift ... syndrome Low-normal ... Distal RTA Low-normal ... #urine #potassium ... algorithm #diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Intracellular Shift ... lysis syndrome - Rhabdomyolysis ... - Metabolic acidosis ... #high #nephrology
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
) vs Normal Saline ... 130 mEq/L • Potassium ... Is Dangerous in Hyperkalemia ... transcellular shift ... densa receives high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Intracellular Shift ... lysis syndrome - Rhabdomyolysis ... - Metabolic acidosis ... #high #nephrology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Loss of sodium/Potassium ... - Rhabdomyolysis ... - Core temp normal ... High body temperatures ... - Hyperkalemia
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... urinary losses: • High ... consumption • Low/Normal ... - Metabolic acidosis ... #nephrology #low
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - ... exhaustion, Heat ... Shift of extracellular ... Monitor potassium ... causes #treatment #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Metabolic alkalosis • Normal ... (renal potassium ... Renal tubular acidosis ... • Seizures • Rhabdomyolysis ... Syndrome #diagnosis #nephrology
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
extracellular shift ... Acidosis B. ... Congestive heart ... Differential #Diagnosis #High ... #Potassium #Classification