60 results
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... transcellular shifts ... with impaired renal ... and underlying renal ... dysfunction is common #Diagnosis
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... Transcellular Shift ... • Refeeding syndrome ... #Algorithm #nephrology ... #low #potassium
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Excretion (IV potassium ... Transcellular Shift ... #Nephrology #Differential ... #Causes
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... • IV Fluids Shift ... (if preserved renal ... #management #potassium ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... Extra-renal Losses ... #Algorithm #causes ... #potassium #low ... #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential Diagnosis ... • Renal tubular ... #differential #diagnosis ... #nephrology #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential Diagnosis ... Transcellular Shift ... - Refeeding Syndrome ... #potassium #low
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... Intracellular Shift ... - Tumor lysis syndrome ... #causes #potassium ... #high #nephrology
Pocket Comparison Guide to Heritable Hypertension Syndromes (Secondary Hypertension)

Bartter, Gitelman, Liddle, Primary Aldosteronism, 
GRA (Glucocorticoid Remediable
Pocket Comparison ... Gordon (Familial Hyperkalemic ... Aldosterone, Cortisol, Potassium ... #Comparison #Table ... #Diagnosis #Management
Renal Tubular Acidosis (RTA) Diagnosis and Management
 • Distal (type 1) RTA
 • Proximal (type 2)
(RTA) Diagnosis ... and Management ... type 2) RTA • Hyperkalemic ... #Management #nephrology ... #table