9 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis are: Mosaic pattern ... atenuation and areas ... shows a mosaic pattern ... Clinical #Radiology #CXR ... #CTChest #Hypersensitivity
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Chronic Eos PNA, Fibrosis ... #CT #Patterns # ... Differential #Diagnosis
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... Signs of fibrosis ... with a mozaic pattern ... included in the differential ... Clinical #Radiology #CTChest
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
HRCT as seen in fibrosis ... in ground glass pattern ... distribution: Hypersensitivity ... Radiology #Pulmonary #CTChest ... #GroundGlass #Differential
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
in chronic hypersensitivity ... patients with a UIP pattern ... or NSIP pattern ... disease in the differential ... Clinical #Radiology #CTChest
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... recognized that this pattern ... most challenging differential ... the central dot sign ... Clinical #Radiology #CXR
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
shows diffuse areas ... and some mosaic pattern ... abnormalities and signs ... of fibrosis are ... Clinical #Radiology #CTChest
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Causes: • Cystic fibrosis ... tracheobronchomegaly) • Hypersensitivity ... evidence of cystic fibrosis ... Nasal polyps and signs ... Bronchiectasis #pulmonary #differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Face, upper back, chest ... associated with signs ... Christmas tree pattern ... Tinea versicolor - Chest ... dermatology #rash #differential