A Parasitic Growth in the External Auditory Meatus

Sebaceous epithelioma in the external auditory meatus: a case report.

We report a rare case of sebaceous epithelioma(SE) in the external auditory meatus of an 84-year-old woman. The tumor, measuring 1.5 cm in diameter, was hemispherical, yellowish-brown, elastic and hard. It was removed surgically without complications and there has been no recurrence two years postoperatively. The histopathologic findings were characteristic of a sebaceous epithelioma. The contr...

Epidermal differentiation in the human external auditory meatus.

The differentiation of epidermis in the various parts of the human ear canal was documented on the basis of cytokeratin (Ck) expression patterns. Immunohistochemistry was performed on cryostat sections of normal meatal skin using a comprehensive panel of monospecific Ck antibodies representing the main lines of epithelial differentiation. The epidermis of the cartilaginous part showed a Ck prof...

Extraskeletal myxoid chondrosarcoma of the external auditory meatus

Extraskeletal myxoid chondrosarcoma (EMC) is an uncommon but distinct entity with clearly different clinicopathological, immunohistochemical, cytogenetical and histogenetical features from conventional skeletal chondrosarcoma. Because of its better prognosis in comparison to conventional skeletal chondrosarcoma, the right diagnosis is essential. A case of EMC occuring in the external auditory m...

Improvement of hearing in malformation of the external auditory meatus and middle ear.

A Case of Imperforate External Urinary Meatus

Recently I was called to see a new-b?r male child who had not passed any urine si'1(,?> birth about 72 hours previously. ^ The baby was quiet and there was no bulging the lower part of the abdomen suggesting disteii?1 of the bladder. On examination no external urethral opening c?1' | be found. In the normal position of the extei meatus a slight depression was present. The Pre^he was short and c...