9 results
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... with hypokalemia ... shift: Hypokalemic periodic ... ↓ Aldosterone: Cushing ... #differential #
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... • Hypokalemic periodic ... K intake (anorexia ... #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential ... Diagnosis Algorithm ... #causes #potassium ... #low #pathophysiology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Carbenoxolone, SAME, Cushing ... #Differential # ... #causes #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... treated with IV potassium ... consumption • Low ... #differential # ... #low
Hypokalemia Diagnostic Algorithm
To assess potassium excretion: perform 24-hour urine collection or alternatively obtain potassium-to-creatinine ratio on
Algorithm To assess ... (K⁺ <3.5 mEq/L) ... be <3; greater values ... suggest renal K ... #nephrology #low
Thyrotoxic Periodic Paralysis - Illness Script
 • Epidemiology: Asian men age 20-30 with hyperthyroidism of any
Thyrotoxic Periodic ... hypersensitization of the Na-K ... hormone • Symptoms/signs ... Labs/lmaging: Hypokalemia ... +/- low TSH with
Causes of Hypokalemia
I. Decreased intake
   A. Starvation
   B. Clay ingestion
II. Redistribution into
Causes of Hypokalemia ... Thyrotoxic periodic ... stimulation of Na*/K+ ... #Differential # ... Diagnosis #Low #
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... urine Na/Cl > 1.6, low ... Tubulopathy: urine K/ ... correcting serum potassium ... #diagnosis #differential