Kafa ta yi rauni, kafa mai ciwon sukari

Sau da yawa a cikin ciwon sukari na mellitus, ana lura da ci gaban cututtuka, sanadin abin da ke rikicewa a cikin jiki wanda ke haifar da cutar hauka. Rashin bin umarnin likitancin likita, da kuma a cikin tsananin ciwon sankaran mahaifa, na iya samarda raunuka, galibi akan kafafu. Cutar amai da gudawa ko kuma cututtukan dabbobi sun zama ruwan dare gama gari.

Gangrene shine mutuwar cikin gida (necrosis) na kyallen takarda a cikin rayayyun kwayoyin halitta. Yana da haɗari saboda yana cutar da jini tare da gubobi na cadveric kuma yana haifar da ci gaba ga rikice-rikice masu rauni daga gabobin mahimmanci: kodan, huhu, hanta da zuciya. Gangrene a cikin masu ciwon sukari galibi yakan faru idan cutar ciwon sukari ta haɓaka, kuma mara lafiya ba shi da kulawa sosai game da magani.