Primary |
Fujita |
2007 |
Japan |
LMW |
Other Chemicals |
Ortho-phthalaldehyde |
Health care workers in an endoscopy unit. |
Bronchial asthma and contact dermatitis. |
Dipping work was stopped. Personal protector was given to each health care worker. Make improvement of local ventilation for auto-washers. Health education was provided to health care workers |
Researchers evaluated 70 health care workers in 2004. One year later, they examined 83 workers in the same work place. |
Prevalence of symptoms was significantly declined from 24 % to 2.4 %. Contact dermatitis dropped from 4 workers to 0. |