15 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
diarrhea / IBD Renal ... Loop and thiazide diuretics ... - Osmotic diuresis ... Post-obstructive diuresis ... - Familial renal
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Villous adenoma Renal ... chewing tobacco, Renal ... , Osmotic diuresis ... use), Gitelman's ... 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 ... Renal Causes of ... transplant, Diuretic ... diagnosis #causes #nephrology
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Gitelman Syndrome ... Hypokalemia - Hypomagnesemia ... Inappropriate renal ... Normotensive - No diuretic ... #Workup #nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
foscarnet - Diuretics ... and other loop diuretics ... pump inhibitor - Renal ... antiretroviral therapy - Diuretics ... differential #diagnosis #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
with thiazide diuretic ... (renal potassium ... Surreptitious diuretic ... , Renal tubular ... #nephrology #management
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 - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
gastrointestinal K loss • Renal ... Renal tubular acidosis ... Post-hypercapnia • Diuretics ... , Gitelman's syndrome ... algorithm #causes #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 #
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Chloridorrhea Renal ... • Penicillins Renal ... tubular transport • Diuretics ... • Barrter's/Gitelman's ... MetabolicAlkalosis #NonGap #Nephrology