15 results
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
urinary losses: • High ... consumption • Low ... /Normal Blood Pressure ... differential #potassium #nephrology ... #low
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... Liddle syndrome Low-normal ... • Distal RTA Low-normal ... syndrome #hypokalemia ... algorithm #diagnosis #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hypertensive: • High ... Gitelman's syndrome #Hypokalemia ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Burns • Trauma/Crush ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Burns • Trauma/Crush ... differential #diagnosis #causes ... #potassium #high ... #nephrology
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 ... Diagnosis #Algorithm #causes ... #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
low/normal Type ... low/normal Type ... 4: Hyperkalemic ... high/normal 3 ... Diagnosis #Workup #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Lysis (TLS, rhabdo/crush ... tourniquet / IVF line draw ... only if no clear cause ... acidosis) • Low ... Treatment #potassium #nephrology
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... to Aldosterone: K ... production: TLS, Crush ... : Blood draw error ... #potassium #high
Hyperuricemia: Pathogenesis and Complications

 - Hypercalcemia (due to diseases like Sarcoidosis and Hyperparathyroidism) -> Accumulation of
Complications - Hypercalcemia ... (Low dose salicylates ... Release of purine bases ... Accumulation of abnormally ... high uric acid