Browsing by Author "Diwan, Rishi"

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    Assessment of prognosis of astrocytoma: is reticulin stain helpful?
    (2006-07-28) Diwan, Rishi; Jain, Bharat; Kapoor, Neelkamal
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    A case of ewings sarcoma involving mandible, an unusual site.
    (2012-07) Diwan, Rishi; Mathur, Manu; Mathur, Devendra
    Ewings sarcoma /PNET are defined as round cell sarcomas that shows varying degree of neuroectodermal differentiation.ES/PNET is the second most common primary malignant tumour of bone in childhood and adolescent. The median age for patient with Ewings family of tumour is 15 years and more than 50% of the patients are adolescents. Primary malignant tumours of jaws and ES of the mandible is rare. (though more common than the maxillary involvement. Present case was mistaken as dental inflammation and resulted in delayed diagnosis.
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    Malignant phylloides tumour with giant cells & rhabdomyosarcomatous differentiation: A case report.
    (2012-07) Diwan, Rishi; Mathur, Manu; Mathur, Devendra
    Phylloides tumours are uncommon biphasic lesions of breast that are further classified as benign, borderline & malignant. Malignant phylloides tumours must be distinguished from spindle cell carcinoma and primary breast sarcoma. Demonstration of benign epithelial component will help to establish the diagnosis of malignant phylloides, but this may require extensive sampling is some cases. The present case was diagnosed after extensive sampling.