6 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Wall Elasticity (flail ... chest) • Low ... , Interstitial Lung ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Acute or chronic ... D-lactate (short bowel syndrome ... Classically” noted with pulmonary ... or restrictive lung
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Differential Diagnosis ... Respiratory Acid-Base ... Disorders Alkalosis ... receptors: Hemothorax, Flail ... syndrome, Barotrauma
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
3:1), and the base ... • ↑ Mechanical stress ... caused by a rigid chest ... edema in acute ... #diseases #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Clindamycin in case ... Aeruginosa - Strep ... Abscess Differential ... #Abscess #pulmonary ... #differential #
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
toxicity (e.g., acute ... respiratory distress ... syndrome) is rare ... Pleuritic chest ... • Favorable in case