30 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... fibrosis (IPF), ... lung disease (RB-ILD ... #differential # ... pulmonary #causes
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Metastases - Interstitial ... #Diseases #Radiology ... #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential #
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Differential Diagnosis ... Pneumonia - fibrosis ... Lymphangioleiomyomatosis (LAM), • Pulmonary ... leaking out of pulmonary ... #ILD #Causes #Differential
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lung diseases ... ConnectiveTissueDiseases #ILD ... CTILD #Diagnosis #Differential ... #Comparison #Table ... #Pulmonary #Rheumatology
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Limitation • Interstitial ... lung disease ... • Pulmonary Arterial ... Abnormalities • Chest
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Fibrosis, Interstitial ... Lung Disease ... Gradient #alveolar #arterial ... #hypoxemia #differential
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Patients • Diffuse Interstitial ... Actinomyces spp., NHL; Lung ... #diseases #differential ... #diagnosis #chestCT ... #radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... combinations of fibrosis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
lung disease (i.e ... . fibrosis). ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest ... #GroundGlass #Differential