Mumsnet hasn't checked the qualifications of anyone posting here. If you have medical concerns, please seek medical attention; if you think your problem could be acute, do so immediately. Even qualified doctors can't diagnose over the internet, so do bear that in mind when seeking or giving advice.
To use this feature subscribe to Mumsnet Premium - get first access to new features see fewer ads, and support Mumsnet.Start using Mumsnet Premium
My husband has been diagnosed with rectal cancer but the CT scan showed a 1cm exophytic lesion on his kidney. He was copied in to the letter from the gastro to the urinary dept with no further explanation given, could this be a simple harmless cyst or should he be concerned? Thanks.