16 results
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
, as in cystic fibrosis ... (CF) and allergic ... ABPA is a hypersensitivity ... #Clinical #Radiology ... Mucus #Plugging #RadiologyAssistant
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
a.k.a. extrinsic allergic ... alveolitis): • Hypersensitivity ... ILD caused by inhalation ... Idiopathic pulmonary fibrosis ... ILD #diagnosis #differential
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Radiation C - Cystic Fibrosis ... H - Hypersensitivity ... pulmonary apices caused ... pneumonitis - Allergic ... lung #diseases #differential
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
There is fibrosis ... The differential ... includes chronic hypersensitivity ... #Clinical #Radiology ... #RadiologyAssistant
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... : • Cystic fibrosis ... tracheobronchomegaly) • Hypersensitivity ... evidence of cystic fibrosis ... Bronchiectasis #pulmonary #differential
Allergic Bronchopulmonary Aspergillosis (ABPA)
WHAT IS IT?
Hypersensitivity response to Aspergillus fumigatus in the airways
 • Primarily affects
Allergic Bronchopulmonary ... Hypersensitivity ... asthma or cystic fibrosis ... WHAT ARE THE CLINICAL ... pulmonary #diagnosis #management
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... diagnosis of Hypersensitivity ... In chronic HP fibrotic ... #Clinical #Diagnosis ... #Mimic #ILD #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
pneumonitis (2) The case ... Signs of fibrosis ... included in the differential ... #Clinical #Radiology ... #RadiologyAssistant
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
39 C this is a clinical ... maintained fever CAUSES ... transfusion • Allergic ... #Hyperthermia #Differential ... Checklist #Diagnosis #Management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... of PCN allergy ... Lung Abscess Differential ... Abscess #pulmonary #differential ... #causes #management