13 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
intake • Metabolic ... acidosis: Gl tract ... Renal Losses: • Metabolic ... acidosis: Proximal ... #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... urine chloride ... #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Urine Cl-: Vomiting ... (late) • High Urine ... #Primary #Metabolic ... Diagnosis #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Urine Cl-: Vomiting ... (late) • High Urine ... aldosteronism #Metabolic ... Diagnosis #Algorithm #Nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Normal Anion-Gap Acidosis ... • Serum K low ... • Serum K: low ... #Metabolic #NAGMA ... Diagnosis #Workup #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... • Diarrhea A urine ... acidosis: Proximal ... differential #potassium #nephrology ... #low
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... volume contracted: urine ... chronic respiratory acidosis ... volume expanded: urine ... Diagnosis #Causes #nephrology
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap Metabolic ... Acidosis - Differential ... Loss (Negative urine ... Cell Problem - Low ... MetabolicAcidosis #NonGap #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Urine Cl-: Vomiting ... (late) • High Urine ... aldosterone escape #Metabolic ... Diagnosis #Algorithm #Nephrology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
impairment of cellular metabolism ... excretion (e.g., urine ... sweat) - its metabolism ... LV failure - Low ... - Compartment syndrome