4 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
AVMs, Hepatopulmonary ... : Atelectasis, ARDS ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #
Hepatopulmonary Syndrome (HPS) 

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

HPS-diagnosis:
1. Patients
Hepatopulmonary ... (HPS) HPS-differential ... Diseases of the lung ... Alveolar-arterial oxygen gradient ... HPS-severity classification
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
injury, leading ... to increased pulmonary ... congestion with hypoxemia ... consistent with pulmonary ... detected on CT or CXR
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... in the adjacent lung ... of the affected lung ... Sputum cultures growing ... #differential #