Authors:Gál János, Miklós Marosán, Attila Kozma and Míra Mándoki
The authors describe a solitary adenoma in a 5.5-year-old female Budgerigar (Melopsittacus undulatus). The tumour was partially blocking the lumen of the proventriculus and filled it almost completely. Decreased passage of food towards the gizzard and the intestines developed in the bird as result of the obstruction, which periodically hindered the passage, leading to slow emaciation. An epithelial tumour composed of irregular glandular acini was diagnosed by histological examination. Immunohistochemical reaction with pancytokeratin showed a positive cytoplasmic reaction both in the neoplastic and the normal glandular structures.
Histomorphological investigation regarding to malignant transformation of pleomorphic adenoma (so-called malignant mixed tumor) of salivary gland origin: special reference to carcinoma
Kurume Med J
Authors:Yevhen V. Kuzenko, Anatoly M. Romanuk, Olena Olegivna Dyachenko and Olena Hudymenko
the neck. Historically, Hilderbrand’s description was forgotten. In 1929, Warthin called this tumor as papillary cystadenoma lymphomatosum. Currently, this tumor is called as adenolymphoma, Warthin’s tumor, and cystic papillary adenoma [1