Which of the following is false about Wilm's tumor: September 2010
Ans. C: Spreads mostly by lymphatics Wilms' tumor or nephroblastoma is cancer of the kidneys that typically occurs in children, rarely in adults. The majority (75%) occur in otherwise normal children (1-6 years); a minority (25%) is associated with other developmental abnormalities. It is highly responsive to treatment, with about 90% of patients surviving at least five years. Most nephroblastomas are unilateral, being bilateral in less than 5% of cases. They tend to be encapsulated and vascularized tumors that do not cross the midline of the abdomen. In cases of metastasis it is usually hematogenous and to the lung.
Presents before the age of 5 years
Mostly presents as abdominal mass
Spreads mostly by lymphatics
Responds well to treatment