Renal mucinous tubular and spindle cell carcinoma.

Mucinous tubular and spindle cell carcinoma is a rare variant of renal cell carcinoma, which has recently been described. It has a low malignant potential and is usually confined to the kidney. These are thought to be of the loop of Henle or distal nephron origin.

Localized amyloidosis of urinary bladder: a diagnostic dilemma.

Amyloidosis is a heterogeneous group of disorders affecting a single-or multiple-organ system and presents as generalized or localized disease. Both generalized amyloidosis and localized amyloidosis can be primary or secondary. Localized amyloidosis affects organs like urinary bladder, lung, larynx, skin, tongue and the region around the eye, producing detectable nodular masses which are clinically suspected as malignancy.

Extraneural metastases in anaplastic ependymoma.

Ependymoma are rare glial neoplasm, it rarely metastasize outside the central nervous system. We present a case of anaplastic ependymoma with extraneural metastases with review of literature. A ten-year-old male child presented with anaplastic ependymoma of choroid plexus and treated with craniospinal radiotherapy in 1998.