7 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Disorders - Evaluation ... Now, look at the gas ... : • Anion Gap ... Gap Metabolic Acidosis ... #acidosis #alkalosis
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
, CNS/muscular disorders ... for Respiratory Acidosis ... (Check Blood Gas ... Urine CI < 20 ... #algorithm #diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Anion gap? ... : Anion Gap (AG ... - Differential Diagnosis ... bloodgas #Acid #Base
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Anion gap metabolic ... poisoning Normal acid-base ... indicated causes of anion ... gap metabolic acidosis ... #differential #diagnosis
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
Acid Base Disorders ... a significant anion ... Step 7: Make the diagnoses ... joshsteinbergMD #Acid #Base ... #diagnosis #differential
DKA DIAGNOSTIC CRITERIA:
1. Serum glucose >250 mg/dL
2. Arterial pH <7.3
3. Serum bicarbonate <18 mEq/L
4. At least
DKA DIAGNOSTIC CRITERIA ... Serum bicarbonate ... gap metabolic acidosis ... Common, early signs ... acidosis has resolved
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Differential Diagnosis ... - Gitelman SIGNS ... decarboxylation/gas ... extracellular anion ... cause metabolic acidosis