Scalp psoriasis may also look like dandruff ... However, if they become infected, they may bleed and scab. Scientists don’t know for sure why some people get pilar cysts while others don ...

Shingles may develop on your scalp and face if the virus ... These blisters may ooze and bleed, and then crust over forming itchy scabs. Hair loss is possible at the site of the rash, particularly ...