In infants, eczema tends to appear on the face, the back of the arms and the front of the legs. Later in childhood it spreads, and moves to the front of the arms and the back of the legs.
嬰兒期多發生在臉上或四肢伸側（彎曲時的外側），隨著年歲漸長，慢慢轉移到四肢屈側（彎曲時的內側）。