Vitamin A sensitivity.
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Biomedical subjects
Publications and source records attributed to J Greenbaum.
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A case of synovial chondromatosis affecting the temporomandibular joint is reported and the literature is reviewed. Chondromatosis occurs most frequently in this joint in middle-aged women, and it presents with pain and tenderness over the joint. Radiologically, the condition is detected by widening of the joint space with variable presence of radiodense loose bodies. Pathologically, the loose bodies in the case presented were demonstrated arise from cartilaginous metaplasia of the synovial lining. The stimulus for synovial chondrometaplasia at this site is unknown.
Sodium cromoglycate (SCG), in a 4% solution instilled into each eye 4 times daily, was compared with placebo in a double-blind, noncrossover trial in 30 matched patients with troublesome ragweed pollen-induced conjunctivitis. In the SCG group, eye symptom scores were significantly less (p = 0.05), and all patients judged that their symptoms were improved over the previous year (p less than 0.05). Less antihistamine was used by the SCG group but the difference was not significant. It was concluded that SCG was effective in the treatment of ragweed-induced seasonal allergic conjunctivitis.