You may also have blood or mucus in your stools, fever, unexplained weight loss, skin rashes, tiredness, or joint pain
.-- Crohn's disease (pain
in the right side) or ulcerative colitis (with pain in the left side).
Pain or tenderness in the lower left side of the abdomen, along with fever.
You may also have nausea, vomiting, chills, stomach cramps, and either diarrhea or constipation.----Diverticulitis”
Please consult your doctor. Hope this helps.