18 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... • HTN, High Aldosterone ... #causes #potassium ... #low #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypertensive: • High ... aldosteronism • High ... Al, High R - Secondary ... #nephrology #causes ... #low #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... treated with IV potassium ... wasting from other causes ... urinary losses: • High ... #nephrology #low
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... K+: • Tissue injury ... • Tumor lysis syndrome ... glycosides • High ... blockers - MCW Nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Trauma/Crush injury ... - Tumor lysis syndrome ... differential #diagnosis #causes ... #potassium #high
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... with hypokalemia ... mmol creatinine) High ... Low-normal EABV, High ... piperacillin • High
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Trauma/Crush injury ... - Tumor lysis syndrome ... differential #diagnosis #causes ... #potassium #high
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Dermatomyositis Clinical ... Monitor potassium ... Diagnosis #Management #causes ... #treatment #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... Magnesium depletion High ... renin, High aldosterone ... stenosis Low renin, High ... #Hypokalemia
Pseudohyperkalemia vs Reverse Hyperkalemia

Pseudohyperkalemia and reverse pseudohyperkalemia are both conditions where potassium levels appear falsely elevated.

Pseudohyperkalemia:
This
(high platelet ... potassium is high ... high ... in ECG despite high ... #Potassium #Nephrology