منابع مشابه
S-100 negative myxoid neurothekeoma: a new type of neurothekeoma?*
Dear Editor, Neurothekeomas are rare benign dermal tumors, which originate from the peripheral nerve sheath. They are divided into myxoid, intermediate, and cellular types, based on the amount of myxoid matrix and on the immunohistochemical study. We report an unusual S-100 negative case of myxoid neurothekeoma, which is currently described in the literature as a new type of neurothekeoma. A 73...
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Cellular neurothekeoma is known as a cutaneous tumor with uncertain histogenesis. Very little involvement of mucosal membrane has been reported in the literature so far. This is a case report of an intraoral lesion in a 15-years-old girl. Histopathologic evaluation showed a tumor-consists of spindle to epitheloid cells forming micronodules in a concentric whorled shape pattern. Tumor cells were...
متن کاملRecurrent Neurothekeoma of the Foot
Nerve sheath myxomas (NEUROTHEKEOMA) are uncommon tumors of nerve sheet origin. These tumors most frequently arise from in the dermis and subcutaneous tissues of the head and neck, and upper extremities. Neurothekeoma may be either asymptomatic or may present as a painful raised, skin colored, well circumscribed dermal lesion averaging 1 cm in diameter. This entity is especially rare in the foo...
متن کاملNeurothekeoma palpebrae in association with multiple superficial angiomyxomas: Tegumental Angiomyxoma-Neurothekeoma syndrome (TAN syndrome)
We report a case of 10-year-old Indian girl with history of multiple superficial angiomyxoma, presented with three months history of painless right upper lid swelling. There were no visual dysfunctions. Previously, the patient had multiple superficial angiomyxoma (left pinna, left upper cheek, left upper limb, chest, right axilla, hard palate) and epidermal cyst (chin). The histopathological sp...
متن کاملMyxoid Cellular Neurothekeoma: A New Entity of S100-Negative, CD68-Positive Myxoid Neurothekeoma
Neurothekeoma is a rare cutaneous neoplasm, occurring as a cutaneous papule or nodule on the face, shoulders, and upper extremities. Neurothekeoma has been subclassified as either the myxoid, cellular, or mixed type, depending on the amount of myxoid matrix and on immunohistochemical analysis. We observed a clinical case with conflicting histopathological and immunohistochemical findings. In th...
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ژورنال
عنوان ژورنال: Journal of Case Reports
سال: 2017
ISSN: 2231-6809
DOI: 10.17659/01.2017.0058