Seabather's eruption: Difference between revisions
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==Clinical Features== | ==Clinical Features== | ||
[[File:PMC3760923 abd-88-0496-g06.png|thumb|Excoriated papules in areas covered by swimsuit. Box shows Linuche unguiculata, the thimble jellyfish, whose larvae and adult forms caused this dermatitis.]] | [[File:PMC3760923 abd-88-0496-g06.png|thumb|Excoriated papules in areas covered by swimsuit. Box shows Linuche unguiculata, the thimble jellyfish, whose larvae and adult forms caused this dermatitis.]] | ||
*[[Rash]] under | *[[Rash]] generally ''under'' the garments worn by bathers and swimmers (where the organisms are trapped after the person leaves the water) | ||
**Versus [[Cercarial dermatitis]], which is occurs on the exposed skin ''outside'' of close-fitting garments | |||
==Differential Diagnosis== | ==Differential Diagnosis== | ||
Revision as of 14:02, 12 December 2020
Background
- Cnidaria larvae get trapped, release toxin
- Nematocysts of the larval forms of sea anemones: Edwardsiella lineata
- Thimble jellyfish: Linuche unguiculata
- Not be confused with cercarial dermatitis, which is caused by freshwater schistosomes or coastal water clam diggers
Clinical Features
- Rash generally under the garments worn by bathers and swimmers (where the organisms are trapped after the person leaves the water)
- Versus Cercarial dermatitis, which is occurs on the exposed skin outside of close-fitting garments
Differential Diagnosis
Marine toxins, envenomations, and bites
- Toxins
- Ciguatera
- Scombroid
- Tetrodotoxin (e.g. pufferfish)
- Shellfish poisoning
- Amnesic shellfish poisoning
- Diarrheal shellfish poisoning
- Neurotoxic shellfish poisoning
- Paralytic shellfish poisoning
- Stingers
- Venomous fish
- Cone shell
- Lionfish
- Sea urchins
- Crown-of-Thorns Starfish
- Stonefish
- Other: Catfish, zebrafish, scorpion fish
- Nematocysts
- Coral reef
- Fire coral
- Jellyfish (Cnidaria)
- Portuguese man-of-war
- Sea anemones
- Seabather's eruption
- Phylum porifera (sponges)
- Bites
- Infections
- Papules
- Insect bites
- Scabies
- Seabather's eruption
- Cercarial dermatitis (Swimmer's Itch)
- Macular
- Sub Q Swelling and Nodules
- Ulcers
- Tropical pyoderma
- Leishmaniasis
- Mycobacterium marinum
- Buruli ulcer
- Dracunculiasis (Guinea Worm disease)
- Linear and Migratory Lesions
- Cutaneous larvae migrans
- Photodermatitis
See also domestic U.S. ectoparasites
Evaluation
- Typically a clinical diagnosis