Asymmetric periflexural exanthem of childhood

Asymmetric periflexural exanthem of childhood (APEC), also known as unilateral laterothoracic exanthem, is a rare, self-limited and spontaneously resolving skin rash of the exanthem type with unknown cause that occurs in children.^[1] It occurs primarily in the late winter and early spring, most common in Europe, and affecting girls more often than boys.^{[2]: 400 [3]} It is probably viral,^[4] but no virus has yet been associated with the condition.

Asymmetric periflexural exanthem of childhood
Other names	Unilateral laterothoracic exanthem
Specialty	Dermatology

See also

• Skin lesion
• List of cutaneous conditions