<prompt> Bhala indatshana emfushane enesihloko esilandelayo: Umuntu X unesifo sesikhumba  <response>: Yebo, nansi isigaba esifushane: ULydia unesifo sesikhumba esibizwa ngokuthi i - psoriasis. Manje uLydia uzizwa ecasukile ngoba isikhumba sakhe sinokulunywa, somile futhi sibomvu. 