16 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern 1. ... : ill defined centrilobular ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
nodular pattern. 1. ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... Differential #Comparison #Table
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... edema #Diagnosis ... #Radiology #Pulmonary ... #Differential #Table
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... listed in the table ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
to perfusion: 3:1) ... overperfused (ratio: 0.6:1) ... caused by a rigid chest ... #differential #diagnosis ... #STARCHASERS #radiology
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
- Differential Diagnosis ... Hypersensitivity Pneumonitis ... Smoking, Alpha-1- ... #Differential #Diagnosis ... #pulmonary #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... : 1. ... Pneumonitis 3. ... shows a small, stable ... Lung #Abscess #pulmonary
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... septal thickening: 1. ... #Clinical #Radiology ... #Pulmonary #CTChest ... Differential #Comparison #Table
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
including: 1. ... Pleuritic chest ... Diagnosis: ... Exclusion of other ILDs ... #diagnosis #management
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... survival is 93-95% Pathophysiology ... Pulmonary: dyspnea ... , cough, chest pain ... acute sarcoidosis Pulmonary