finger in glove appearance

The finger in glove sign can be seen on either a chest radiograph or CT chest and refers to the characteristic sign of a bronchocoele. The same appearance has also been referred to as:
- rabbit ear appearance
- mickey mouse appearance
- toothpaste-shaped opacities
- Y-shaped opacities
- V-shaped opacities
Pathology
Etiology
Obstructive
In bronchial obstruction, the portion of the bronchus distal to the obstruction is dilated with the presence of mucous secretions (mucus plugging). Causes of bronchial obstruction include:
- bronchial hamartoma
- bronchial lipoma
- bronchial carcinoid
- bronchogenic carcinoma
- congenital bronchial atresia (rarely)
Non-obstructive
Causes include :
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