More. 1  Oxygen Levels and Brain Function The brain consumes about 25 percent of a personâs oxygen intake, so proper brain function requires enough blood oxygen. 2  How Oxygen Affects the Heart The heart is a key player in making sure oxygenated blood travels to the organs and tissues that need it.
Other possible kidney cancer symptoms may include: 1  Persistent pain in the side of the abdomen or the back, which is not the result of an injury. 2  A mass or lump in the abdomen. 3  Feeling fatigued.  Unexplained, sometimes rapid, weight 1  loss. A fever that is not due to an illness.
Kidney Cancer Symptoms. Rare kidney cancer symptoms can be an increase in blood pressure. And another kidney cancer symptom may be anaemia (a lower than normal amount of red cells present in the blood). There are treatments available for patients who suffer from kidney cancer. One of which is surgery in the treatment of renal cell carcinoma.