CRP levels must be interpreted alongside a relevant clinical history and a complete clinical evaluation, or as a specific marker of a disease process. Markedly increased levels are found in bacterial infections, as a result of abscess formation or sepsis, Crohn’s disease, connective tissue diseases, neoplastic process or as a result of trauma or necrosis. Normal to mild elevation occurs in viral infections, IBD (Ulcerative colitis), SLE, atherosclerosis.