<prompt> All are true about renal cell cancer exceptInvades renal veinHematuria may occurArises from proximal convoluted tubuleMore common in females  <response>: Renal cell cancer is also known as hypernephroma Grawitz tumor It is the most common malignant cancer of the kidney affecting the poles of the kidney more commonly upper pole. Males are more frequently affected M:F ratio is 2 to 3:1 in the age group of 6-7th decade. 