![]() Outbreak of swimmer's itch in Central Italy: Description, causative agent and preventive measures. ![]() Is Swimmers Itch Contagious Swimmers Itch is not contagious. ![]() It is contracted by swimming or wading in infested freshwater lakes or ponds. You can learn more about how we ensure our content is accurate and current by reading our editorial policy. Reactions Vary Based on Allergic Reaction Other Names Clam diggers itch, schistosome dermatitis, sedge pool itch, lake itch or duck itch. Picture of Cercarial Dermatitis (Swimmers Itch) Cercarial dermatitis goes by several names also known as swimmers itch, is an itchy rash caused by a very small parasitic worm. Cases are less often due to human schistosomes (e.g. The Trichobilharzia genus is commonly implicated. Humans are noncompatible, accidental hosts and are infected when the larval worms. Cercarial dermatitis, colloquially swimmer’s itch, is a rash contracted in natural bodies of water, when people are exposed to skin-penetrating, larval flatworm parasites of the family Schistosomatidae, that emerge from aquatic snails. Swimmer’s itch is most often caused by non-human schistosomes (over 20 species), particularly avian schistosomes. People develop swimmers itch only after bathing in water containing the parasites. A study from referral hospitals in Texas between 2010 to 2019 showed that the most common clinical signs of infection with Heterobilharzia americana included diarrhea, vomiting, and weight loss. These may be associated with a burning or itching sensation. We link primary sources - including studies, scientific references, and statistics - within each article and also list them in the resources section at the bottom of our articles. Swimmers itch, cercarial dermatitis or schistosome dermatitis is a short-term allergic contact dermatitis occurring in the skin of humans that have been infected by water-borne schistosomes, a type of flatworm. Swimmers itch, also known as cercarial dermatitis, is a skin rash caused by infection with parasitic flatworms in the family Schistosomatidae, also known as schistosomes. pictures of swimmers itch rash skin I also carry dual-action antiseptic and anaesthetic gel to treat each red spot as it appears, topical steroid cream can be effective: mild 1 hydrocortisone, or the slightly stronger Eumovate, can be bought over the counter, but should be used sparingly, for a week at most, to reduce the risk of skin thinning. Dogs may get a rash but it may not be as commonly seen due to their coat. Swimmer’s itch presents with an itchy red rash which may look like pimples. Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations.
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