Frostbite suna kumbura purplish spots, Zaune a iyakar, zai fi dacewa a cikin feet, tare da edema da itching, faruwa a lokacin dabayyanar sanyi ko zafi. 

hadarin dalilai 

Shekaru

Frostbite ya fi faruwa a ciki babba ko lokacin samartaka.

Sex

Akwai shi bayyanannen fifikon mata.

Sa'a

Suna faruwa ne kawai a ciki lokacin jika da sanyi da kuma zanga-zangar bace tare da dawowar ranaku

Abubuwan da ke da alaƙa

Mu sau da yawa lura da mahallin Raynaud ta ciwo (bleaching wasu yatsu a cikin sanyi) koacrocyanose (hannu masu sauƙin purple) a ciki 80% na lokuta.