نتایج جستجو برای: neurofibroma
تعداد نتایج: 1526 فیلتر نتایج به سال:
neurofibromas commonly involve peripheral nervous system. isolated neurofibroma of vagina is very rare tumor and usually associated with von recklinghausen’s disease. vulva is the most frequent location of neurofibroma of genital tract followed by clitoris and labia. we present a rare case of neurofibroma of vaginal wall presented as vaginal cyst in a 52 year old female with no history of any o...
In schwannomatosis, LZTR1 and SMARCB1 are known as causative genes. previous reports of some schwannomatosis tumors, hybrid schwannoma/ neurofibroma tumor (hybrid tumor) that have both schwannoma features in a been recognized. general, consists mixture schwann cells, fibroblasts, perineural mast cells. Neurofibroma cells to be CD34 positive. On the other hand, mostly. schwannoma, Antoni B loose...
Neurofibromas-benign, slow-growing nerve sheath neoplasms composed of Schwann cells, perineural cells, and fibroblasts-are common neurogenic tumors on skin but uncommon intraorally. A diagnosis of neurofibroma can be established by clinical and histologic examinations. This case report describes an unusual presentation of solitary neurofibroma on the lingual gingiva of the mandibular posterior ...
Plexiform neurofibroma (PNF) arises as a diffuse mass from nerve trunk and leads to overgrowth of cutis and subcutis structure. This is a case report of 20-year-old male, presented to our hospital with a giant ulcerated swelling over his left arm. Differential diagnosis of sarcoma, neurofibroma, hemangioma and angiolipoma was made but biopsy confirmed the diagnosis of plexiform neurofibroma. Is...
Neurofibromas commonly involve peripheral nervous system. Isolated neurofibroma of vagina is very rare tumor and usually associated with Von Recklinghausen's disease. Vulva is the most frequent location of neurofibroma of genital tract followed by clitoris and labia. We present a rare case of neurofibroma of vaginal wall presented as vaginal cyst in a 52 year old female with no history of any o...
Accurate diagnostic approaches to differentiate peripheral nerve sheet tumours from others have not been firmly established. The aim of this case report was to diagnose neurofibroma using a combination of diagnostic imaging, histopathology and immunohistochemistry, which were applied to a canine neurofibroma arising in the left mandible. The tumour was surgically excised and examined histol...
We report an extremely rare case of intramastoid neurofibroma. A mass with destruction of the mastoid bone of a 51-year-old woman was examined with computed tomography. Subsequent magnetic resonance imaging demonstrated an ill-defined soft tissue mass with the opacification of mastoid air cells that had a mass effect in the same area. The patient underwent left subtotal temporal bone resection,...
Neurofibroma, a benign peripheral nerve sheath tumor, usually appears together with café-au-lait spots, iris nodules, and other tumors within the scope of neurofibromatosis von Recklinghausen type 1 tumors. A solitary neurofibroma of the eyelid is relatively rare. In this case report, we present a 39-year-old woman who had a lesion on the eyelid crease, previously treated as a chalazion. Due to...
Various histological variants of neurofibroma have been described. The objective of this paper is to discuss the unusual histological findings seen in two cases of neurofibromas associated with neurofibromatosis type 1 Both cases presented with multiple subcutaneous nodules. Surgical excision of the largest nodule was done in both the cases. Histological examination of case no.1 revealed a beni...
A 9-year-old girl presented with a firm occipital swelling. She had multiple café-au-lait lesions without other clinical features or family history of neurofibromatosis type 1 (NF1). MRI showed subcutaneous soft tissue mass in the left occipitotemporal region with “target sign” suggestive of plexiform neurofibroma (figure 1). There were supra and infratentorial T2-weighted hyperintense lesions,...
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