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

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... • Hypokalemic periodic ... K intake (anorexia ... MatthewHoMD #Hypokalemia ... #potassium
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
Hypokalemia Diagnostic Algorithm
To assess potassium excretion: perform 24-hour urine collection or alternatively obtain potassium-to-creatinine ratio on
Hypokalemia Diagnostic ... The TTKG: During hypokalemia ... be <3; greater values ... #Hypokalemia #Diagnosis ... TTKG #nephrology #low
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pathophysiology 1) Na/K ... Pump - Digoxin works ... - Hyperkalemia ( ... , in states of hypokalemia ... (or low potassium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
octreotide), hyperK periodic ... reabsorption) Workup ... acidosis) • Low ... Slow - don’t delay ... Management #Treatment #potassium
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
previously stable values ... hypertension and signs ... disorders including hypokalemia ... renal bruit or signs ... Hyperthyroidism, Hypercalcemia
Causes of Hypokalemia
I. Decreased intake
   A. Starvation
   B. Clay ingestion
II. Redistribution into
Causes of Hypokalemia ... Thyrotoxic periodic ... stimulation of Na*/K+ ... inhibition of "leak" K* ... deficiency #Hypokalemia
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
: in DKA, body K+ ... To prevent hypokalemia ... produces them when low ... precipitant. 5) treat low ... Signs/Symptoms/Complications
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
priapism • Lab values ... WBC >100k, + lab signs ... : Elevated K, Elevated ... , Elevated Cr, Low ... hydration - Hyperkalemia