Plexiform schwannoma is a type of schwannoma that can be occured at any age and any site of the oral cavity. In the gross and histopathological features, it shows plexiform or multinodular growth pattern. This variant of schwannoma is sometimes associated with neurofibromatosis type II or schwannomatosis. Histopathologically, plexiform schwannoma is composed of schwann cells that show Anthony...

Plexiform neurofibroma is a rare variant but pathognomonic of von Recklinghausen disease. We report an uncommon presentation of neurofibromatosis type I in a girl. This 11-year old girl had multiple plexiform neurofibromas on her left hand, and also several Lisch’s nodules. Classification and clinical features are discussed briefly with emphasis on the possibility this condition may not be give...

Benign plexiform lesion may describe a rare tumor based on morphological features. Plexiform arrangement may suggest lesions which are spindled and focally show some whorling and fascicular pattern [1]. Literature has provided a vast differential diagnosis of plexiform lesion some of which include schwannoma, fibrohistiocytic tumors, angiomyxoid tumors, fibromyxoma [25]. Plexiform neurofibroma ...

background and objective: neurofibromas occur as solitary and multiple forms. the solitary ones are extraneural and more common, histologically exhibiting spindle cells with wavy nuclei, scattered among collagen fibers. multiple neurofibromas are seen in neurofibromatosis (types i and ii), including intraneural (plexiform, cutaneous deep circumscribed) and extraneural (cutaneous, deep diffuse) ...

a 4.5 years old boy with left postero superior lateral neck mass admitted to shahid rahnemoon hospital in yazd. the mass had been noticed 2 years ago and there was no improvement after three times antibiotic therapy. on physical examination there were two masses on the neck. one of them was approximately 3×4 cm and the other was 2×2 cm. on of the masses was located in the left posterior auricul...