9 results
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
(NAGMA) - Differential ... Framework and Workup ... pH Calculate Urinary ... Loss of HCO3 - Diarrhea ... Surgical drains - Chronic
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... • Metabolic acidosis ... Gl tract loss (Diarrhea ... secreting tumor, Primary
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 ... - Metabolic acidosis ... #differential #
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Diagnosis Algorithm ... - Urinary Chloride ... - Normal/low ... : Chronic diarrhea ... #causes #urinary
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis - Urinary ... Chloride Algorithm ... alkalosis • Normal/low ... • Chronic diarrhea ... #nephrology #differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... diarrhea / IBD ... Hypercalcemia - Hypokalemia ... Hypomagnesemia #Differential ... #Diagnosis #Low
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... GI Absorption: Chronic ... Diarrhea, Antacids ... • N Vitamin D: Primary ... nephrology #phosphorus #workup
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Diagnosis Algorithm ... levels: realllly low ... normal/high - Chronic ... Best to have an