News Briefs from Mayo Clinic
Mayo ClinicPreoperative testing is not necessary for healthy surgical patients, reports a Mayo study published in the June issue of Mayo Clinic Proceedings. Medical care costs of people with rheumatoid arthritis (RA) and osteoarthritis (OA) are two to three times higher than those of people without arthritis. Longer needles are needed to ensure that immunizations are effective in many people, say Mayo vaccine researchers. Several studies have shown that many patients' ulcerative colitis is improved by treatment with nicotine delivered via patch.