If a skin biopsy is performed, the results can provide valuable information about the underlying cause of the red bumps.

Nov 14, 2022 ... How do I take care of my arm after the TB skin test? What if my TB ... The test is "negative" if there is no bump (or only a very small bump) at ... ... pimples. These bumps appear in patches across the shoulders, back, and upper arms. They are a result of keratin overproduction. The condition is not painful ... Mar 14, 2025 ... It's characterized by red bumps on the chest and back, which may spread to the arms and legs over the following days. As they get better ... Aug 28, 2023 ... The sandpaper-like bumps usually form on upper arms, buttocks, and thighs. They're white or red and don't hurt, but may itch. The common ... Hives are red, raised bumps on the skin that can be itchy. Hives are also called urticaria. About 1 in 5 people will get hives at some point in their lives. Aug 31, 2023 ... Ever find a pimple under your arm and wonder why it showed up in the first place? We're here to help. This skin concern, sometimes referred to ... This is a common issue for men who shave their beards. Using incorrect shaving techniques can lead to irritating red spots after shaving on the neck. Underarms: Jun 1, 2023 ... The rash looks like patches of small pink or red bumps or ... bumps on the skin on a child's chest, back, arms or legs. The dome ... A bruise on a leg usually will take longer to heal than a bruise on the face or arms. Most bruises aren't a cause for concern. They will go away on their own. Hives are raised, often itchy, red bumps (welts) on the surface of the skin. ... They may disappear on their own. To reduce itching and swelling: Do not ...