Kanishka Sircar

Gastrointestinal Stromal Tumors May Originate from a Subset of CD34-Positive Interstitial Cells of Cajal

Robinson, Tim L., Sircar, Kanishka, Hewlett, Bryan R., Chorneyko, Katherine, Riddell, Robert H., Huizinga, Jan D.

Most gastrointestinal stromal tumors (GISTs), a subgroup of mesenchymal neoplasms of the gut wall, express both Kit (CD117) and CD34 proteins. It has been suggested that GISTs originate from or...

Primary renal carcinoid tumour with inferior vena caval tumour thrombus

Szymanski, Konrad M., Baazeem, Abdulaziz, Sircar, Kanishka, Tanguay, Simon, Kassouf, Wassim

Carcinoid tumours, most frequently reported in the gastrointestinal and respiratory tracts, are exceedingly rare primary renal cancers. Few cases have been published to date. To our knowledge, we...