A case series of rare sinonasal tumors

Collision tumors in the gastrointestinal tract: a rare case series

A collision tumor is one where histology shows the presence of two distinct primaries involving the same organ without intermixture of individual cell types, ie, a side by side pattern. Here we present three rare cases of collision tumors involving the stomach and transverse colon. There were two cases of collision tumors involving the stomach, one of which was a combination of adenocarcinoma a...

Rare nasosinusal tumors: case series and literature review.

Tumors of the nasal cavity and paranasal sinuses are unusual pathologies found in clinical practice. Approximately 0.8% of all human cancers are located in this area. Despite being rare, nasosinusal neoplasms usually manifest through nonspecific symptoms that are common to numerous inflammatory pathologies. The aim of this study is to describe a series of rare nasosinusal tumors, including esth...

Rare nasosinusal tumors: Case series and literature review Summary

A Rare Case of Isolated Nasal Neurofibroma Mimicking Sinonasal Polyp

Neurofibromas are benign peripheral nerve sheath tumors which originate from Schwann cells. They are known to occur in extremities as a local manifestation of Von Recklinghausen’s disease i.e. type 1 neurofibromatosis, but isolated neurofibroma occurring in the nasal cavity is a rare entity. Here we report one such case in a 60 year old lady who, presented to us with complaints of difficulty in...

Sinonasal Teratocarcinosarcoma- A Rare Tumour not so Rarely Misdiagnosed

Sinonasal teratocarcinosarcoma (STCS) is a rare, morphologically heterogeneous and highly aggressive tumour of ambiguous origin. It is characterized by the presence of benign and malignant epithelial, mesenchymal and neuroectodermal components. Because of their rarity and heterogeneity, these lesions are often misdiagnosed, leading to management difficulties. Adequate sampling with a high index...