''__Bul ne? Gangrena__'' – dep,  tinderdiń ydyraýy men jansyzdanýyn aıtady. Jaraqattyń nemese ınfektsııanyń saldarynan, tinderge kelip turaqty kelip turatyn qan toqtap qalǵanda osyndaı jáıt oryn alady.  Tindik nekrozdan keıin oǵan bakterııalar juǵyp, sodan  tinder ydyraıdy.