14 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Algorithm • Normal ... Emphysematous COPD ... #Pulmonary #FunctionTests ... #Algorithm #diagnosis
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
obstruction • COPD ... acidbase #workup #algorithm ... #diagnosis #acidosis ... #alkalosis #metabolic ... respiratory #bloodgas #interpretation
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Testing (PFT) Interpretation ... Algorithm Restrictive ... #Pulmonary #Function ... #Algorithm #diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
for Blood Gas Interpretation ... - Differential Diagnosis ... Vomiting, NG suction ... lung disease (COPD ... #Diagnosis #Summary
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
Urine chloride < 20 mmol/l - Chloride responsive (Chloride
Causes of Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... Vomiting • NG suction ... #Algorithm
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... - Differential Diagnosis ... Algorithm - Urinary ... Vomiting/nasogastric suction ... #Diagnosis #Algorithm
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
(Hx of COPD, OSA ... Gas) (-) Likely Metabolic ... Alkalosis Urine ... #alkalosis #algorithm ... #diagnosis
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Differential Diagnosis ... Algorithm Cause ... alkalosis - Fistulas ... alkalosis #Hypochloremia ... #Differential #Diagnosis
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... Vomiting, NGT suction ... #Diagnosis #Algorithm
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... Vomiting, NGT suction ... #Diagnosis #Algorithm