The singer and guitarist, who has performed with Black Flag, The Misfits, Redd Kross and Flag, has just completed a course of radiation treatment, and friends and family have launched a GoFundMe pledge page to help offset his medical expenses.

In just five days, $6,000 (£3,800) of the $35,000 (£22,000) has been raised.

A notice on the pledge site reads: "We ask you today to donate funds to help Dez's cause, as this friendly man has given so much to the music community, and he is literally a living punk rock legend, having played on some of the classic records of the genre, and remains one of the most beloved members of the scene. We ask you to please consider donating anything you can to help see Dez through the next year, so he can resume his proper place on the stages and records of our future."

Cadena, who appeared on Black Flag's groundbreaking Damaged and Everything Went Black albums, briefly lost his singing voice earlier this year (15) following surgery to remove a malignant tumour from his larynx, according to