15 results
Acid Base Disorders - Formulas for appropriate metabolic and respiratory compensation

- Dr Amith Sreedharan - Consultant
for appropriate metabolic ... and respiratory compensation ... #Acidosis #Alkalosis ... #Compensation # ... Winters #Diagnosis #Nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Alkalosis Step 3 - Compensation ... compensation ... • Respiratory compensation ... Metabolic acidosis ... Diagnosis #Summary #Nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Low intake • Metabolic ... acidosis: Gl tract ... acidosis: Proximal ... Algorithm #causes #potassium ... #low #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
acidosis • Chronic ... acidosis due to ... acidosis, a high ... of sodium and potassium ... urine #Algorithm #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Non-anion Gap Metabolic ... Acidosis Causes ... Potassium-sparing ... aniongap #NonGap #Metabolic ... diagnosis #causes #nephrology
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
show anion-gap metabolic ... acidosis 4) Presentation ... Acidosis, Respiratory ... High Lactate, Low Potassium ... diagnosis #management #Treatment
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... Pressure: - Metabolic ... acidosis: Proximal ... #differential #potassium ... #nephrology #low
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Recent IV potassium ... infusions) - Metabolic ... acidosis - Hyperkalemia ... diagnosis #causes #potassium ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Recent IV potassium ... infusions) - Metabolic ... acidosis - Hyperkalemia ... diagnosis #causes #potassium ... #high #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... chronic respiratory acidosis ... other • Severe potassium ... after fasting #Metabolic ... Diagnosis #Causes #nephrology