Ronda, the City of Dreams in Andalusia, Southern Spain. Ronda Bus Timetables. Remember that Ronda is also well serviced by trains and it is very easy to Book a RENFE train to Ronda, and train daytrips to the Alhambra in Granada, Mezquita in CÃ³rdoba, or the Picaso Museum in Malaga.
Inherited gene mutations. Certain inherited DNA changes can lead to conditions running in some families that increase the risk of kidney cancer. These syndromes, which cause a small portion of all kidney cancers, were described in â What are the risk factors for kidney cancer?â.
The exact cause of renal cell cancer has not been determined. A number of different factors seem to contribute to renal cell cancer. These risk factors include the following: Cigarette smoking doubles the risk of renal cell cancer and contributes to as many as one third of all cases.