11 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift: • Alkalosis ... intake (anorexia, dementia ... • Discontinued diuretic ... Diagnosis #Algorithm #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Transcellular Shifts: - Alkalosis ... plasma insulin (treatment ... #Causes #differential ... #diagnosis #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Remote use of loop ... or thiazide diuretics ... • Normal/low ... urine #Algorithm #nephrology ... #differential #
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic Alkalosis ... - Differential ... tubular transport • Diuretics ... (loop/thiazide) ... MetabolicAlkalosis #NonGap #Nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Na delivery): CHF ... acidosis) • Low ... (IV loop diuretic ... acetazolamide) - IV loop ... #potassium #nephrology
NSAIDS and their effects on the Kidney - Pathophysiology

Arachidonic Acid metabolites into alternative pathways that modify
reabsorption in Proximal, loop ... component of Nephron: CHF ... hyporenin hypoaldo, hyperkalemic ... decreased renal blood flow ... KidneyDisease #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... High Urine Cl - Loop ... diuretics, Mg2+ ... urine #potassium #differential ... algorithm #diagnosis #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
• Metabolic alkalosis ... +2Cl- Symport (Loop ... Hyponatremia • Hypercalcemia ... Tolvaptan) • Treatment ... #Nephrology #Pharmacology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... - Differential ... Vomiting • NG suction ... contracted • Loop ... #Nephrology #Differential
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
• Normal or low ... ratio 0.5%) Differential ... Rhabdomyolysis Treatment ... Syndrome #diagnosis #nephrology ... #management #pathophysiology