17 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Gl tract loss (Diarrhea ... Syndrome • HTN, High ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... Malabsorption, Chronic ... diarrhea, Poor ... #phosphate #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Diarrhea B. ... Potassium-sparing ... Metabolic #Acidosis #differential ... #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
GI Absorption: Chronic ... Diarrhea, Antacids ... Inappropriately High ... Diagnosis #Algorithm #nephrology ... #phosphorus #workup
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
metabolic acidosis • Chronic ... the indicated causes ... of sodium and potassium ... urine #Algorithm #nephrology ... #differential #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... Laxative use • Diarrhea ... urinary losses: • High ... diagnosis #Algorithm #differential ... #potassium #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... Loss of HCO3 - Diarrhea ... - High output ... Surgical drains - Chronic ... #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... diarrhea / IBD ... Hypomagnesemia #Differential ... Magnesium #Table #Classification ... #Causes #Workup
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... net charge) • Diarrhea ... RTA Type II • Carbonic ... MetabolicAcidosis #NonGap #Nephrology ... #Differential #
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Differentials? ... of High Anion Gap ... acidosis: - Diarrhea ... Diagnosis #Summary #Nephrology