malignant papillary neoplasms of the breast comprise a number of microscopically distinct lesions, where apocrine metaplasia is commonly found in papillomas compared to other papillary lesions including papillary carcinomas. however, association of apocrine metaplasia in papilloma with ductal carcinoma in situ (dcis) is not very well defined. the lesions with apocrine metaplasia are not only di...

pure apocrine carcinoma of the breast is one of the rare variants of invasive breast carcinoma. significant research has been conducted on cases of apocrine carcinoma, and the results may help in development of new therapies and assessing prognosis. we hereby present a case of pure invasive apocrine carcinoma in a 50-year old female, with a short review of recent developments with regard to thi...

Benign apocrine lesions have been described in the anogenital region, although according to the World Health Organisation convincing examples of anal apocrine adenocarcinomas have not been published. This report describes the case of an invasive apocrine adenocarcinoma arising in a benign adenoma in the perianal region of a 45 year old woman. The origin and invasiveness are supported by histolo...

INTRODUCTION Tumour and tumour-like lesions of the eyelids are more common in dogs than cats. In the feline, malignant tumours outnumber benign types, with eyelid neoplasms essentially arising from the haired skin. Based on 1 study, squamous cell carcinomas, fibrosarcomas and adenocarcinomas constitute 73.5 % of all feline eyelid tumours. Apocrine hidrocystomas in cats are rare, solitary and mo...

Up to one-third of women aged 30-50 years have cysts in their breasts and are presumed to be at increased risk of developing breast cancer. Here we present an extensive proteomic and immunohistochemistry (IHC) study of breast apocrine cystic lesions aimed at generating specific biomarkers and elucidating the relationship, if existent, of apocrine cysts with cancer phenotype. To this end we comp...

Apocrine adenocarcinomas are rare malignant skin adnexal tumours. Apocrine carcinoma of the nipple is extremely rare and this case to the author's knowledge is only the third reported case worldwide and the first with associated ductal carcinoma in situ elsewhere in the breast. A seventy one year old caucasian female presented to the breast clinic with a growth on her nipple which proved on his...

: Hydatid cyst is one of the predominantly cystic liver lesions and also a zoonotic disease that highly endemic in Mediterranean region. This condition has extensive differential diagnoses, such as hepatic mesenchymal hamartoma, rare benign tumor, which commonly occurs infants children, extremely adults. Its imaging findings vary from tumor to solid mass occupying or both lobes liver. We report...

Hamartoma es una masa desorganizada, benigna, compuesta por tejidos y células nativas de sitio anatómico afectado. El hamartoma lingual infantil un tumor benigno e infrecuente que generalmente se descubre en la niñez. No conoce patogenia, pero parece estar relacionada a persistencia restos embrionarios mesenquimales. Se presenta el caso paciente con patología región lingual.

Nasal chondromesenchymal hamartoma has characteristic clinicopathological features and it is accepted as the upper airway analogue of mesenchymal hamartoma of the chest wall. It is a rare lesion and only 31 cases have been reported in the English literature until 2014. In this article, a 13-year-old nasal chondromesenchymal hamartoma case is presented, which is the first nasal chondromesenchyma...

Syringocystadenoma papilliferum and tubular apocrine adenoma are rare benign sweat gland tumors. Syringocystadenoma papilliferum occurs alone or in association with other tumors. Although it is rare, the association of tubular apocrine adenoma with syringocystadenoma papilliferum developing in a sebaceous nevus on the scalp is well documented. However, the co-existence of these two tumors witho...