Abdominal Mass by Kidney Cancer
The risk of kidney cancer increases as age >50. There are not much sign of the condition in the early stages of the cancer. Unlike bladder cancer, there is usually no pain in urination.
Symptoms are persistent back or abdominal pain in lumbago area, blood in the urine (may appear dark red or brown), fever, and weight loss.
Please to go see your doctor for diagnosis and treatments if there is any above symptom, or any sign that concern you.