Purpura ndi chikhalidwe cha madontho ofiira kapena ofiirira pakhungu omwe sakhala kuchotsa kuwala (blanch) pakukakamiza. Mawangawa amayamba chifukwa cha kukha magazi pansi pa khungu lachiwiri ndi zovuta za mapuliti (platelet disorders), zovuta za miyendo ya magazi (vascular disorders), zovuta za kuyikidwa kwa magazi (coagulation disorders), kapena zinthu zina.
○ Machiritso Zambiri za purpura zimatha pakadutsa masiku 7. Ngati purpura ibwereranso popanda chifukwa chodziwika, anthu ayenera kukaonana ndi dokotala ndikuyezetsa magazi kuti awone ngati pali vuto la kutsekeka kwa magazi.
Actinic purpura zimachitika magazi akatuluka pakhungu. Izi zimachitika chifukwa khungu limawonda komanso mitsempha yamagazi imakhala yosalimba, makamaka kwa okalamba omwe amakhala ndi dzuwa kwambiri. Actinic purpura results from the extravasation of blood into the dermis. This phenomenon is due to the skin atrophy and fragility of the blood vessels in elderly individuals, which is exacerbated by chronic sun exposure.
○ Machiritso
Zambiri za purpura zimatha pakadutsa masiku 7. Ngati purpura ibwereranso popanda chifukwa chodziwika, anthu ayenera kukaonana ndi dokotala ndikuyezetsa magazi kuti awone ngati pali vuto la kutsekeka kwa magazi.