Also known as heat rash, lichen tropicus,<unk>  rubra, prickly heat
Acute inflammation of sweat ducts caused by blockage of pores by macerated skin
Ducts become dilated under pressure and ultimately rupture
Often seen in areas of friction
This produces superficial vesicles in malpighian layer of skin on a red base
May progress to<unk>  profunda (white papules) if duct ruptures a second time
Miliaria
Heat cramps
Tinea capitis
Heat edema
Cutaneous larva migrans
Heat exhaustion
Herpangina
Heat tetany