8 results
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
the diagnosis of chronic ... cHP = chronic hypersensitivity ... pneumonitis; HRCT ... #pulmonary #diagnosis ... algorithm #HP #ILD
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Chronic hypersensitivity ... pneumonitis The ... The HRCT shows a ... #Clinical #Radiology ... #CXR #CTChest #
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia - Clinical ... - Imaging: • CXR ... , cavities • HRCT ... organizing pneumonia, Chronic ... #management
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Hypersensitivity Pneumonitis ... Subacute stage: - RB-ILD ... show very similar HRCT ... #Clinical #Diagnosis ... Fibrosis #Mimic #ILD
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... A HRCT is needed ... attributed to chronic ... HRCT demonstrated ... #Clinical #Radiology
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
with subtle HRCT-findings ... and additional clinical ... interpretion of the HRCT ... hypersensitivity pneumonitis ... #Clinical #Radiology
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
Chronic toxicity ... (e.g., chronic ... Exclusion of other ILDs ... confirmatory findings on HRCT ... #diagnosis #management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
pneumonia • Chronic ... Pneumonitis 3. ... Lung Abscess - Clinical ... Blood cultures • CXR ... Lung #Abscess #pulmonary