Epidemiological studies and case reports of dermatitis due to arthropods, pisces, and molluscs
| Agent | Occupation | Subjects | Prevalence (n) |
Skin prick or intradermal test (% positive) | Other immunological evidence | Patch test (SPT) | Other evidence | |||||||
| Pisces: | ||||||||||||||
| Cod, coalfish, haddock | Fish stick and fillet processors104 | 102 | 8 | 50% of 16 tested (cod) | ND | Patch: negative (cod) | ND | |||||||
| 122 | 3 | 50% of 6 tested (cod) | ||||||||||||
| Round fish | Fish processors97 | 156 | 11 | ND | ND | ND | Clinical examination | |||||||
| Herring | Dolphinarium worker49 | 1 | NA | Positive for herring, anchovy, sardine, salmon, cod, tunny | RAST (herring): positive | Open and closed test: negative to all | Rub test: positive to herring, anchovy, sardine (immediate) | |||||||
| HRT: positive for herring, sardine, anchovy, cod, salmon, tunny | ||||||||||||||
| Cod | Cook93 | 1 | NA | Positive | RAST: positive | Open patch: positive | Positive provocation test | |||||||
| Immediate reaction | ||||||||||||||
| Arthropods: | ||||||||||||||
| Shrimp | Shrimp processors105 | 110 | 6 | 29% of 7 tested | ND | ND | ND | |||||||
| Waitress106 | 1 | NA | ND | ND | Open patch: positive | ND | ||||||||
| Immediate reaction | ||||||||||||||
| Fishmarket worker107 | 1 | NA | ND | ND | ND | Positive scatch test | ||||||||
| Positive rub test | ||||||||||||||
| Molluscs: | ||||||||||||||
| Squid | ||||||||||||||
| Loligo japonica | Cook108 | 1 | NA | Positive | Prick prick test: positive | Open patch: positive | ND | |||||||
| RAST: positive | Immediate reaction | |||||||||||||
| Loligo vulgaris | Fishmonger92 | 1 | NA | Positive | Prick prick test: positive | Open patch: positive | ND | |||||||
| RAST: negative | Immediate and delayed reaction | |||||||||||||
NA=not applicable; ND=not done; SPT=skin prick test; RAST=specific IgE; HRT=histamine release test.