Dermatitis involved w/ swimming

Question 1

Swimmer’s itch etiology

Answer 1

Schistosome cercarial dermatitis on uncovered skin after swimming in fresh water

Question 2

Swimmer’s itch clinical presentation

Answer 2

Generalized itch for ~1hr once water dreis off skin and then development of discrete, pruritic papules on days 2 and 3

Question 3

Nematocyst stings treatment

Answer 3

Vinegar

Question 4

Seabather’s eruption

Answer 4

Occurs under bathing suits (where larvae get stuck)

• looks like insect bites but only under swimsuit which lasts for up to a week usually
• often seen in Caribbean
• due to the nematocyst bearing larvae of the sea thimble (a jellyfish)

Question 5

Portuguese Man-O-War

Answer 5

Linear papules or wheeles at sites wehre tentacles brushed the skin

• can have systemic sx like N/V, headache with severe stings
• keep affected limb still as mobilization will help venom spread