5 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 ... Gradient #alveolar #arterial ... #hypoxemia #differential
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Disease • Acute ... Respiratory Distress ... Syndrome ... Arterial Hypertension
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Interpretation Steps ... Acute or chronic ... D-lactate (short bowel syndrome ... Classically” noted with pulmonary ... or restrictive lung
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... organism identified, Strep ... failure, COPD, Lung ... /- High res CT chest ... diagnosis #evaluation #differential
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... Syndrome (ARDS) ... be present on a chest ... lobar collapse, lung ... by the ratio of arterial