Female belly button above a hard lump without pain there is not likely to be a physiological phenomenon, may also be caused by intestinal tumors and other diseases. 1. Physiological phenomenon: when the body type is thin, thin abdomen, one can touch the vertebrae above the navel, or stool fast; may also be the rectus abdominis muscle tension, these are normal phenomena, do not need to deal with. 2. Pathological conditions: although there is no pain when there is a hard lump above the navel, there is no possibility of certain diseases, some benign tumors in the abdominal cavity, such as mesentery and intestinal tract tumors; some tumors of the liver can be touched in the navel; there are also annexes on the tumor tip is longer, and sometimes it can be touched above the navel. When women find hard lumps above the navel, they need to go to the hospital in time, and after the relevant examination given by professional doctors, they will have a clear diagnosis and diagnostic treatment.