Cutaneous adnexal tumours can be a diagnostic challenge for the pathologist. This is
particularly true in the case of tumours with sweat gland differentiation, due to a large …

Hidradenocarcinoma is a rare malignant adnexal tumour which arises from the intradermal
duct of eccrine sweat glands. The head and neck are the most common sites of …

Hidradenocarcinomas are rare, aggressive skin adnexal tumors of sweat gland origin that
demonstrate a high potential for local recurrence, metastasis, and poor outcome. These …

We present a series of 14 cases of cutaneous hidradenocarcinomas. The patients included
6 women and 8 men ranging in age at diagnosis from 34 to 93 years. All but 1 patient …

Mesenchymal neoplasms with GLI1 alterations (rearrangements and/or amplification) have
been reported recently in several anatomic locations, which include head and neck, soft …

The histological features of atypical hidradenoma are worrisome for increased risk of
recurrence and possible malignant potential; however, earlier studies with …

Background Hidradenocarcinoma is a rare malignancy of sweat gland differentiation.
Published literature has reported that hidradenocarcinoma has a high recurrence and …

The clinical presentation of skin appendage tumours for the most part is not as specific and
diverse as the histological features of this extremely heterogeneous tumour group …

Background Adnexal carcinomas are rare and diverse cutaneous tumours. They are locally
aggressive and have the potential for distant metastasis. Metastatic adnexal carcinomas are …

Background Malignant nodular hidradenoma (MNH) is an infrequent, highly malignant,
primary skin tumour derived from eccrine sweat glands. Most tumours occur in elderly …