Bumps on the scalp can be caused by other skin disorders such as folliculitis, scalp acne, or dandruff. They could also show up due to an allergic reaction to a product or skincare routine.

Folliculitis When you have ... Skin cancer The most worrisome potential cause for scalp scabs is skin cancer, since skin cancer may present as lesions that bleed and won't heal, leaving scabs ...

Scalp folliculitis refers to the inflammation or infection of the hair follicles, often caused by bacteria or fungi. It can look similar to acne, with swollen, painful follicles appearing like ...

"Scalp acne may look and feel like a normal pimple that's located around the hairline or on the scalp under the hair. It can appear as a single patch ... creating acne lesions, says Green.