14 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... ) or interstitial ... lung disease (i.e ... Diagnosis #Radiology #Pulmonary ... #CTChest #GGO #
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... Edema, Atelectasis ... , Obstructive Lung ... Disease, Interstitial ... Lung Disease
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Pneumothorax, Alveolar ... ), Lung Exam, POCUS ... (B-lines, lung ... Troponin), ABG, STAT CXR ... diagnosis #Management #treatment
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
BOOP • Type of interstitial ... - Imaging: • CXR ... eosinophilia pneumonia, Pulmonary ... Organizing Pneumonia Treatment ... Pneumonia #COP #BOOP #pulmonary
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
leakage into the interstitium ... (alveolar edema ... After treatment ... Clinical #Radiology #CXR ... #Pulmonary #Edema
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... lung disease, it ... pulmonary edema ... or lymphoma and alveolar ... #HRCT #CTChest
Based on the images alone, it is usually not possible to determine the cause of the
edema - filling ... of the alveoli ... this is nodular interstitial ... lung disease, that ... Diagnosis #Radiology #CXR
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
embolism, Pulm edema ... failure, COPD, Lung ... Lymphocytic or lymphoid interstitial ... Evaluation: Imaging (CXR ... /- High res CT chest
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
reach the terminal alveoli ... taken up by the alveolar ... Progression: • Upper lobe ... and Culture • CXR ... disease • Check CXR
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... the right middle lobe ... interstitium and ... alveoli thus increases ... infiltrates on chest