2022年5月24日 · Pilar cysts are relatively rare benign cysts that grow from your hair follicles. Most pilar cysts surface on your scalp (head), but they can appear on your face, neck, arms and legs. Pilar cysts are sometimes called trichilemmal cysts …

Scalp tumours are benign or malignant cutaneous lesions which arise on the scalp. Who gets scalp tumours? Scalp tumours occur worldwide. Most scalp tumours (93–99%) are benign as opposed to malignant. Approximately 40–50% of benign scalp tumours are cysts with an estimated 20% incidence in Western populations.

2024年4月2日 · Hard scalp bumps can be harmless or require treatment. Not serious: A small scalp bump that resolves on its own is not serious. Moderately serious: See a physician if you have a large scalp bump associated with redness or pain, especially if you also have a fever. Serious: See a physician for scalp bumps that grow and feel fixed in place.

2023年7月15日 · Bumps on the scalp can result from various rashes, infections, or skin growth. The appearance and accompanying symptoms may help in identifying the cause. For instance, red bumps on the scalp could be a sign of conditions such as psoriasis, ringworm, contact dermatitis, atopic dermatitis, head lice, acne, folliculitis, shingles, or cherry angiomas.

2023年5月4日 · Pilar cysts of the scalp are slow-growing, painless cysts. They form in blocked hair follicles and get larger with time. Since you have hair follicles all over your body, you may also...

2024年12月23日 · Bumps on your scalp can be a symptom of several different health conditions. Most often, these bumps indicate an allergic reaction or clogged hair follicles, neither of which is usually a cause...

Infections like abscesses or cellulitis can also make a lump on your head. You might feel feverish or see red skin too. Inflammatory conditions, like scalp folliculitis, can also cause swelling. Plus, you might get a lump from a benign tumor, like a lipoma or hemangioma.

2024年1月17日 · When there is a bump on your head, it can affect you in many ways. Some bumps can be on the bone, under the skin, or on the skin. The diagnosis and treatment depend on the type and severity of the bump. Learn more about what causes bumps on …

2024年5月28日 · Pilar cysts grow around hair follicles and usually appear on the scalp. They are small yellow, white, or discolored bumps that may be round or dome-shaped. They grow slowly and may disappear on...

2024年12月28日 · Bumps on your scalp can be stressful and irritating. Luckily, most of these pesky bumps are easy to treat, once you figure out what’s causing them. Common causes include folliculitis, allergic reactions, and head lice. If home treatments don’t work to clear up your bumps, see a doctor for help. Inspect the bumps on your scalp closely.