Complicated pulmonary hydatid cyst
Chest pain, cough for six months.No history of fever, hemoptysis. No past history of tuberculosis.
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Air filled cavitary lesion of approximate size 8*7 cm in right middle lobe containing membrane like structures noted. The cavity communicates with a bronchus. Internal structures of the cavity showed shift on prone position. Tree in bud sign is seen in right lower lobe, left upper and lower lobe.
3 case questions available
Air filled cavitary lesion with internal membranous structures noted in right middle lobe. Membranous structures moved anteriorly on prone position.There is communication of the cavity with a bronchus. Right lower lobe and left lung field show tree-in-bud sign suggestive of endobronchial spread (rupture of cyst into bronchus).
Patient had peripheral eosinophilia and positive IgG echinococcal antibody.
- 1.Gottstein B, Reichen J. Hydatid lung disease (echinococcosis/hydatidosis). Clin. Chest Med. 2002;23 (2): 397-408, ix. Pubmed citation
- 2.Erdem CZ, Erdem LO. Radiological characteristics of pulmonary hydatid disease in children: less common radiological appearances. Eur J Radiol. 2003;45 (2): 123-8. Pubmed citation