Right side of abdomen swollen but no pain. Sharp pain around belly button, pain on lower left back but tends to spread to the right. Headache, nausea?

Examination needed. Because of rather diffuse symptoms, a physician would have take a thorough history and perform a physical examination in order to make a differential diagnosis. Appropriate tests will be ordered. Pain in the navel can be due to a small umbilical hernia. Lower back discomfort may be musculoskeletal in origin or be due to a urinary tract disorder. Headache,nausea are nonspecific.?viral.