8 results
Hepatopulmonary Syndrome (HPS) 

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

HPS-diagnosis:
1. Patients
Hepatopulmonary ... Pulmonary vasculature ... Diseases of the lung ... Alveolar-arterial oxygen gradient ... HPS-severity classification
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Intracardiac, Pulmonary ... AVMs, Hepatopulmonary ... : Atelectasis, ARDS ... Embolism, Obstructive Lung ... , Interstitial Lung
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... ) Day 2 - some pulmonary ... involvement, with “white lung ... #Clinical #Radiology ... #CXR #ChestXRay
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
, inflammatory lung ... injury, leading ... to increased pulmonary ... consistent with pulmonary ... detected on CT or CXR
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung ... small airways leading ... to pulmonary cyst ... #Clinical #Radiology ... #CXR #Pneumothorax
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Noncardiogenic Pulmonary ... ischemic changes CXR ... distress syndrome (ARDS ... Transfusion-related acute lung ... differential #diagnosis #cardiology
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
Increased pulmonary ... This grading system ... chronic obstructive lung ... #Diagnosis #Radiology ... #CHF #CXR #Stages
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
There is a lung ... small airways leading ... to pulmonary cyst ... #Clinical #Radiology ... #CXR #Pneumothorax