34 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Gl tract loss (Diarrhea ... #Diagnosis #Algorithm ... #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... Gastrointestinal loss: Diarrhea ... #potassium #differential ... #algorithm #diagnosis ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Urine Cl-: Vomiting ... (late) • High Urine ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Urine Cl-: Vomiting ... (late) • High Urine ... #Nephrology #Causes
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... leukemia Measure Urine ... Malabsorption, Chronic ... diarrhea, Poor ... Workup #phosphate #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... , Gitelman syndrome ... #Algorithm #nephrology ... #differential #
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Syndrome Chronic ... #Bag #Syndrome ... #PUBS #pathophysiology ... #clinical #photo ... #differential #
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... • Refeeding syndrome ... losses (NG suction, diarrhea ... #nephrology #low
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... Laxative use • Diarrhea ... #differential # ... potassium #nephrology ... #low
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Acidosis (NAGMA) - Differential ... Loss of HCO3 - Diarrhea ... Surgical drains - Chronic ... Metabolic #NAGMA #Differential ... Diagnosis #Workup #nephrology