Secondary |
Zeiss |
1983 |
USA |
LMW |
Anhydrides |
Trimelletic anhydride (TMA) |
Workers manufacturing TMA (Includes cohort reported by Zeiss, 1977) |
Asthma-rhinitis, late respiratory systemic syndrome |
Removal from exposure (range 1-6 years) |
Limitation: no report of participation rate |
There were considerable drops in total antibody and IgE antibody for all subjects (n=4) at follow-up. Reporting of symptoms also declined at follow-up. Limitation: no comparison group. |