19 results
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Acid Base and Blood ... Vomiting D - Diarrhea ... gap metabolic acidosis ... nickmmark #acidbase #workup ... #algorithm #diagnosis
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
• Normal/low blood ... diarrhea, a high ... the indicated causes ... of sodium and potassium ... #differential #diagnosis
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... acidosis: Gl tract ... loss (Diarrhea) ... #Algorithm #causes ... #potassium #low
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Differential Diagnosis ... Congenital chloride diarrhea ... - Normal/low blood ... diarrhea, Kidney ... #Algorithm #causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Base Disorders - Blood ... Interpretation Steps for Blood ... - Differential Diagnosis ... acidosis: - Diarrhea ... Interpretation #Diagnosis
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... Laxative use • Diarrhea ... losses: • High Blood ... acidosis: Proximal ... #Hypokalemia #diagnosis
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Differential Algorithm Acidosis ... - RTA - Diarrhea ... Metabolic alkalosis ... Differential #Algorithm #Diagnosis ... #Causes #Workup
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 ... Diarrhea B. ... Potassium-sparing ... #diagnosis #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... Crush injury • Blood ... infusions) - Metabolic ... acidosis - Hyperkalemia ... #causes #potassium
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... : Differential Diagnosis ... Chloride-rich diarrhea ... chronic respiratory acidosis ... other • Severe potassium