When a bump on the head is a serious injury - Mayo Clinic
网页2024年4月24日 — Head trauma from play or sports is a common concern for parents, but rarely does a bump on the head result in serious injury. The forehead and scalp have a large blood supply. Injury to these areas often results in bleeding under the skin. When the bleeding is in just one area, it causes bruising and swelling, known as a hematoma.
Folliculitis - Symptoms & causes - Mayo Clinic
网页2022年8月31日 — People who get bikini waxes may get razor bumps in the groin area. Pityrosporum (pit-ih-ROS-puh-rum) folliculitis. This type is a rash of itchy, pus-filled bumps, most often on the back and chest. It's caused by a yeast infection. Gram-negative folliculitis. This type causes pus-filled bumps around the nose and mouth.
Itchy skin (pruritus) - Symptoms and causes - Mayo Clinic
网页2024年1月17日 — Wool, chemicals, soaps and other things can irritate the skin and cause rashes and itching. Sometimes a substance, such as poison ivy or cosmetics, causes an allergic reaction. Also, reactions to certain medicines, such as narcotics to treat pain (opioids) can cause itchy skin. Sometimes the cause of the itching can't be determined.
Boils and carbuncles - Symptoms & causes - Mayo Clinic
网页2021年9月18日 — A carbuncle is a cluster of boils that form a connected area of infection under the skin. Boils (furuncles) usually start as reddish or purplish, tender bumps. The bumps quickly fill with pus, growing larger and more painful until they rupture and drain. Areas most likely to be affected are the face, back of the neck, armpits, thighs and buttocks.
Heat rash - Symptoms & causes - Mayo Clinic
网页2022年5月6日 — It is sometimes called prickly heat. Signs and symptoms include small, inflamed blister-like bumps and itching or prickling in the affected area. Occasionally, the inflamed bumps of miliaria rubra fill with pus. This form is called miliaria pustulosa. A less common form of heat rash is called miliaria profunda.
Seborrheic keratosis - Symptoms & causes - Mayo Clinic
网页2022年1月18日 — A seborrheic keratosis grows gradually. Signs and symptoms might include: A round or oval-shaped waxy or rough bump, typically on the face, chest, a shoulder or the back. A flat growth or a slightly raised bump with a scaly surface, with a characteristic "pasted on" look. Varied size, from very small to more than 1 inch (2.5 centimeters) across.
Folliculitis - Diagnosis & treatment - Mayo Clinic
网页2022年8月31日 — Apply a warm, moist washcloth. Do this several times a day to relieve discomfort and help the area drain, if needed. Moisten the washcloth with a vinegar solution made of 1 tablespoon (17 grams) of table white vinegar in 1 pint (473 milliliters) of water. Apply a nonprescription antibiotic.
Molluscum contagiosum - Symptoms & causes - Mayo Clinic
网页2024年2月16日 — Symptoms. Molluscum contagiosum signs and symptoms include: Raised, round, skin-colored bumps. Small bumps — typically under about 1/4 inch (smaller than 6 millimeters) in diameter. Bumps with a small dent or dot at the top near the center. Itchy, pink bumps. Bumps on the face, trunk, arms or legs of children.
Epidermoid cysts - Symptoms and causes - Mayo Clinic
网页2024年3月27日 — Symptoms. Epidermoid cyst signs and symptoms include: A small, round bump under the skin, often on the face, neck or trunk. A tiny blackhead plugging the central opening of the cyst. A thick, smelly, cheesy substance that leaks from the cyst. An inflamed or infected bump.
Common baby rashes - Mayo Clinic
网页2024年3月29日 — Baby acne appears as red or white bumps on a baby's upper body. Pimples may be seen on the back or chest, as well as commonly on the cheeks and forehead. These spots often show up within the first month after birth. The acne most often goes away on its own after a couple of months. It typically doesn't leave any scarring.
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