👉 Mastosquamous cyst is an uncommon type of cancer that affects the hair follicles and hair. It occurs in the hair follicles of the scalp, usually in the hairless areas or bald areas on the head. The hair is affected by this condition and can turn white, gray, or yellowish-brown. The cause of mastosquamous cysts varies from person to person, but it can be due to a genetic mutation, hormonal imbalance, or certain conditions like alopecia
