Proliferating trichilemmal tumor (PTT) is a rare but morphologically distinct tumor that usually
arises on the scalp of elderly women. It is composed of multiple cysts consisting of …

Proliferating trichilemmal tumors (PTTs) are benign adnexal skin neoplasms that arise from
the outer root sheath of the hair follicle. These tumors are most commonly observed on the …

Background Proliferating trichilemmal tumors are rare cutaneous neoplasms that show
features of typical pilar cysts but also show extensive epithelial proliferation, variable …

Background Malignant proliferating trichilemmal cyst is a rare tumour usually located on the
scalp of elderly women. About 40 cases of malignant proliferating trichilemmal tumour have …

Proliferating trichilemmal cyst is a rapidly growing large cutaneous adnexal neoplasm
occurring on the head and neck region of elderly women. Malignant transformation has …

Proliferating trichilemmal tumor (PTT) is an uncommon neoplasm arising from the follicular
isthmus. Its histological characteristic is the presence of trichilemmal keratinization. PTT …

[Malignant proliferating trichilemmal cyst of the scalp: A case report]. - Abstract - Europe PMC
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A case of proliferating trichilemmal tumor, otherwise known as pilar tumor, occurring in the
dermis of the left labium majus of a 65-year-old woman, is presented. To our knowledge, this …

Proliferating trichilemmal tumor (PTT) is a benign tumor originating from the outer root
sheath of a hair follicle. Malignant transformation in case of PTT is very rare and unusual …

Proliferating trichilemmal cyst (PTC) is a rare but morphologically distinct tumor that usually
arises on the scalp of elderly women. We report two cases of PTC, one benign and the other …