10 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary ... losses - Chronic diarrhea ... Hypercalcemia - Hypokalemia ... #Differential # ... Classification #Causes #Workup
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... Diagnosis Algorithm ... starts by measuring urinary ... Renal K loss • Hypomagnesemia-induced ... #differential #
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Gl tract loss (Diarrhea ... secreting tumor, Primary ... #Differential #
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Diagnosis Algorithm ... • Refeeding Syndrome ... Alkalosis • Hypokalemia ... • Hypomagnesemia
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... - RTA - Diarrhea ... Primary hyperaldo ... #Causes #Workup
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... Laxative use • Diarrhea ... mEq/g suggests urinary ... #diagnosis #Algorithm ... #differential #
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Alcoholism (worsened by hypomagnesemia ... nasogastric suction, Diarrhea ... thiazide-like diuretics), Primary ... Fever Other: - Hypomagnesemia ... #Causes #differential
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Diagnosis Algorithm ... - Urinary Chloride ... , Gitelman syndrome ... , Hypomagnesemia ... #causes #urinary
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Diagnosis Algorithm ... Absorption: Chronic Diarrhea ... • N Vitamin D: Primary ... nephrology #phosphorus #workup
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis - Urinary ... Chloride Algorithm ... , Gitelman syndrome ... , Hypomagnesemia ... #nephrology #differential