Occupational asthma due to Copperleaf (new cause) |
|
| Agent |
Acalypha wilkesiana (Copperleaf) |
| Job |
Gardener |
| Specific IgE |
Positive to leaf and flower extract. Inhibited by S. kali and C. album |
| Skin prick test |
Positive to leaf and flower extract |
| Non-specific reactivity |
not done |
| Serial Peak Flow |
not done |
| Induced sputum |
not done |
| Specific Challenge |
Specific bronchial challenge resulted in a spirometric 30% decline in forced expiratory volume in 1 second with respect to baseline 1 minute after 1:100 (vol/vol) |
| Follow-up |
none |
References
 |
Pérez E, Blanco C, Bartolomé B, Ortega N, Castillo R, Dumpiérrez AG, Almeida L, Carrillo T,
Occupational rhinoconjunctivitis and bronchial asthma due to Acalypha wilkesiana allergy.,
Ann Allergy Asthma Immunol,
2006;96:719-722,
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