1186 results
Pulmonary Sarcoidosis - Staging

Stage 0 - NO SARCOIDOSIS
 • The patient presents with a normal x-ray.
Pulmonary Sarcoidosis ... Stage 0 - NO SARCOIDOSIS ... lymph nodes and lung ... present in the lung ... tissues of the lungs
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Perilymphatic: Sarcoidosis ... BrighamChiefs #Lung
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
, amyloidosis, sarcoidosis ... , mets to the lung ... Halo #Sign #CT #Lung
Sarcoidosis
Stage 1 - Bilateral LAD without involvement of lung parenchyma
Stage 2 - Bilateral LAD with involvement
Sarcoidosis Stage ... involvement of lung ... involvement of lung ... diffuse interstitial lung ... @AnnKumfer #Sarcoidosis
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
lymphadenopathy In sarcoidosis ... In lung carcinoma ... sometimes seen in sarcoidosis
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... pneumonitis - Sarcoidosis
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
Granulomatous DX: Sarcoidosis ... #interstitial #lung
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Malignancy: • Primary lung ... polyangiitis (MPA) • Sarcoidosis ... Malformation #Lung
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... pneumonitis, Farmer's lung ... Bird fanciers' lung ... (coal workers' lung ... Other ILDs: • Sarcoidosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... Aspergillus/ABPA S - Sarcoidosis ... Etiology: Lung ... tuberculosis or sarcoidosis ... Tuberculosis - Sarcoidosis