13 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
diarrhea / IBD Renal ... - Transient renal ... - Familial renal ... - Gitelman ... Low #Magnesium #Table
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Algorithm Extra-renal ... loss (Diarrhea) Renal ... Loop and thiazide diuretics ... , Gitelman syndrom ... potassium #low #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Villous adenoma Renal ... chewing tobacco, Renal ... use), Gitelman's ... syndrome (mimics ... differential #diagnosis #nephrology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis Renal ... and Gitelman syndrome ... hypomagnesemia Renal ... Hypercalcemia, Post renal ... diagnosis #causes #nephrology
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Gitelman Syndrome ... Inappropriate renal ... Inappropriate renal ... kidney disease Renal ... #Workup #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
gastrointestinal K loss • Renal ... • Renal tubular ... Post-hypercapnia • Diuretics ... , Gitelman's syndrome ... algorithm #causes #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... with thiazide diuretic ... (renal potassium ... , Renal tubular ... #nephrology #management
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation ... suggests extra-renal ... Alkalosis: Emesis, Diuretics ... , Gitelman syndrome ... differential #potassium #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Regulating Renal ... Inhibitors of Renal ... #Renal #Excretion ... #Diuresis #Nephrology ... #Pharmacology #
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
post-hypothermia • ↓ Renal ... Excretion: - Renal ... 15 suggests ↓ renal ... Elimination (see Table ... Treatment #potassium #nephrology