13 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
with areas of ground-glass ... areas of low attenuation ... shows a mosaic pattern ... #Clinical #Radiology ... #CXR #CTChest #
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation ... with peripheral areas ... presenting as areas ... with peripheral areas ... #HRCT #CTChest
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation ... pattern 1. ... areas without walls ... #Clinical #Radiology ... #HRCT #CTChest
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation ... pattern (2) 1. ... areas without walls ... #Clinical #Radiology ... #HRCT #CTChest
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Pneumonia, COP, Chronic ... #CT #Patterns # ... #pulmonary #radiology
Personality Disorders - Differential Diagnosis Algorithm
• Enduring pattern of experience and behaviour that deviates from cultural
Personality Disorders - Differential ... Diagnosis Algorithm ... the following areas ... impairment in important areas ... • Histrionic - attention-seeking
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
with areas of ground-glass ... areas of low attenuation ... included in the differential ... #Clinical #Radiology ... #CTChest #Chronic
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
CT • Juxtaposition ... distinct radiographic areas ... normal and high attenuation ... #Cheese #Sign #CT ... Pulmonary #diagnosis #radiology
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
non-affected lung areas ... There are patchy areas ... oligemic lung due to chronic ... #Pulmonary #CTChest ... #Differential #
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash - Differential ... Diagnosis Algorithm ... lichenification (chronic ... Yellowish-red plaques with greasy ... scalp/face/central chest