6 results
Hepatopulmonary Syndrome (HPS) 

HPS-differential diagnosis:
1. Pulmonary vasculature
2. Diseases of the lung parenchyma
3. Pleura and diaphragm

HPS-diagnosis:
1. Patients
HPS-differential ... Diseases of the lung ... Alveolar-arterial ... oxygen gradient ... classification
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
AVMs, Hepatopulmonary ... : Atelectasis, ARDS ... , Interstitial Lung ... #alveolar #arterial ... #hypoxemia #differential
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary ... absence of intrinsic lung ... cirrhosis • Intra-pulmonary ... on radioactive lung ... 80mmHg or A-a gradient
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... in HIV-AIDS Bacterial ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... diagnosis #evaluation #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... of the affected lung ... CT) • Broncho-arterial ... Sputum cultures growing ... #differential #
Hepatopulmonary Syndrome - Illness Script
HPS is a pulmonary disorder of chronic liver disease characterized by a
Hepatopulmonary ... leads to impaired arterial ... = increased Aa gradient ... presence in the lower lung ... #Hepatopulmonary