When confronted with chronic eczematous dermatitis, clinicians should try to differentiate between intrinsic (atopic dermatitis [AD]) and extrinsic (allergic or irritant contact dermatitis) causes. AD ...

The Journal of Infectious Diseases, Vol. 169, No. 3 (Mar., 1994), pp. 680-683 (4 pages) The role of delayed hypersensitivity in the pathogenesis of Chlamydia trachomatis salpingitis was studied in the ...

A total of 1,603 patients (81 in Kansas City, 460 in Louisville, 443 in Montreal, 276 in New York, 253 in Hershey, and 90 in Portland) were evaluated. The demographic data for the population studied ...

Local anesthetics have transformed clinical practice by enabling a broad range of minor and major procedures with minimal discomfort. Although adverse reactions are frequently reported, genuine ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

—An analysis of registry data concluded that hypersensitivity reactions in patients with mastocytosis are caused by exposure to certain triggers, including low tryptase levels and stings from certain ...