Neurilemmoma Neurilemmoma is also known as schwannoma. Neurilemmoma is a benign neural neoplasm of Schwann cell origin. Neurilemmoma Clinical Features The lesion occurs most commonly in young and middle age adults. Neurilemmoma is a slow growing encapsulated tumor which arises in association with nerve trunk. Usually the tumor mass is asymptomatic, but … [Read more...] about Neurilemmoma
Oral Pathology
Papilloma
Papilloma Papilloma is the benign proliferation of stratified squamous epithelium which result in papillary and verruciform mass. Papilloma Etiology Papilloma is caused by human papilloma virus. Viral subtypes 6 and 11 are identified in 50% of oral papillomas. papilloma Papilloma Mode Of Transmission Exact mode of transmission is unknown but transmission is by … [Read more...] about Papilloma
Ewing’s Sarcoma
Ewing’s Sarcoma Ewing’s sarcoma is a small round cell tumor. It arises inside the bone. Ewing’s Sarcoma Clinical Features It occurs predominantly in children and young adults between 5 to 25 years with median age of 13 years. It is more common in males as compared to females. Whites develop this tumor more commonly but in blacks not even single case is … [Read more...] about Ewing’s Sarcoma
Epithelial Dysplasia
Epithelial Dysplasia Following are the features of epithelial dysplasia: Architecture And Cytologic Criteria For Grading Epithelial Dysplasia Given by WHO (2005) "Early Signs Of Epithelial Dysplasia In Oral Tissues" Epithelial Dysplasia Architecture Criteria Irregular epithelial stratification Loss of polarity of basal cells Basal cell hyperplasia … [Read more...] about Epithelial Dysplasia
Multiple Myeloma
Multiple Myeloma Multiple myeloma is a relatively uncommon malignancy of plasma cell origin which often has multicentric origin within the bone. Multiple Myeloma Pathogenesis Mutation of terminally differentiated B cells or early committd B cells lead to more differentiated plasma cells. Abnormal plasma cells probably arising from single malignant precursor which had … [Read more...] about Multiple Myeloma