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Biomedical subjects

A Kraut

Publications and source records attributed to A Kraut.

25 records · Page 2Linked to original sources

Chemical pneumonitis due to exposure to bromine compounds.

A 60-year-old laboratory technician developed pulmonary infiltrates consistent with chemical pneumonitis following accidental exposure to a mixture of hydrogen bromide and phosphorus tribromide. A protracted clinical course ensued consistent with bronchiolitis obliterans. These problems may have been avoided if the potential for subsequent damage had been realized at the time of the initial exposure. Health personnel must be aware of the potentially delayed effects of accidental exposures to respiratory irritants.

Bromine↗

Industrial respirators: certifying the worker.

The Occupational Safety and Health Act requires medical evaluation of workers prior to certification for industrial respirator wear. For proper evaluation, the physician must understand the physiologic effects of respirators, the stresses of the work and the health of the worker. Most of the information needed to make certification decisions can be obtained from the history, the physical examination and observation of the worker exercising while wearing a respirator. Pulmonary function testing or cardiac stress testing may be helpful in difficult cases.

Female↗

Toxocara antibodies in patients with visceral or ocular disorder in Slovenia.

The incidence of Toxocara antibodies was determined in 319 sera from patients suspected of having Toxocara infection. Serological responses were compared with clinical manifestations and age of the patients. A seropositive reaction was found in 24% of the patients. Highly positive results (OD 0.510-1.000 and OD > 1.000) by ELISA were obtained significantly more frequently in younger patients than in older ones (p < 0.005). The percentage of seropositive patients with visceral disorder was found to decrease with age, whereas the proportion of seropositive patients with ocular disorder increased with age. Serologically confirmed Toxocara infection in Slovenia alerted us to the fact that this health issue should be given due attention in the future.

Adolescent↗

Neurotoxic effects of solvent exposure on sewage treatment workers.

Nineteen Sewage Treatment Workers (STWs) exposed to industrial sewage that contained benzene, toluene, and other organic solvents at a primary sewage treatment plant in New York City (Plant A) were examined for evidence of solvent toxicity. Fourteen (74%) complained of central nervous system (CNS) symptoms consistent with solvent exposure, including lightheadedness, fatigue, increased sleep requirement, and headache. The majority of these symptoms resolved with transfer from the plant. Men working less than 1 yr at Plant A were more likely to complain of two or more CNS symptoms than men who were working there longer than 1 yr (p = .055). Objective abnormalities in neurobehavioral testing were found in all 4 men working longer than 9 yr at this plant, but in only 5 of 15 employed there for a shorter period (p = .03). These results are consistent with the known effects of solvent exposure. Occupational health personnel must be aware that STWs can be exposed to solvents and other industrial wastes.

Adult↗

Residential electric consumption and childhood cancer in Canada (1971-1986)

Concern has focused recently on the association between exposure to magnetic fields emanating from electrical equipment and the development of childhood cancer. An ecological study was undertaken to determine the correlation over time between childhood cancer rates and residential electric consumption (REC) in Canada. Significant increases in REC and in overall childhood cancer rates (0.14 cases/100,000 children.y) and brain cancer (0.05 cases/100,000 children.y) were observed, but a similar increase in leukemia was not observed. The average of the yearly provincial ranking of REC and cancer rates was used to determine whether provinces that have, on the average, higher REC also have higher childhood cancer ranks. Stronger correlations were observed between provincial REC rank and brain cancer and leukemia ranks than with lymphoma and other cancer rankings. These findings are consistent with, but do not prove, a causal association between childhood brain cancer and leukemia and REC.

Adolescent↗

Instillation of mitomycin C after recurrent pterygium surgery.

PURPOSE: The aim of the study was to evaluate the safety and effectiveness of postoperative instillation of Mitomycin C eye drops in patients with recurrent pterygium. METHODS: Between October 1993 and November 1994, we operated 12 patients with recurrent pterygium using the conjunctival autografting technique, and after the operation patients instilled 0.02% or 0.04% Mitomycin C eye drops two or four times a day for one or two weeks. RESULTS: Early complications were 2 wound dehiscences, 7 corneal epithelial defects, 5 reported eye discomforts and 2 glaucoma. Late, there were 2 recurrences of pterygium after 6 and 9 months, one simplex glaucoma, one cataract and one alopecia areata. CONCLUSIONS: In cases of aggressive or severe pterygia, postoperative use of Mitomycin C eye-drops appears to be safe, effective and acceptable, but good surgical technique, careful observation and a long follow-up is indispensable for these patients.

Adult↗