Definition Skin blushing or flushing is a sudden reddening of the face, neck, or upper chest. Alternative Names Blushing; Flushing; Red face Considerations Blushing is a normal body response that may occur when you are embarrassed, angry, excited, or experiencing some other strong emotion. Flushing of the face may also be associated with certain medical conditions. Common Causes Common causes include: Extreme emotions Hot or spicy foods Rosacea Other causes include: Alcohol use Carcinoid syndrome Certain medicines used to treat diabetes and high cholesterol High fever Menopause Rapid changes in temperature
Did you know the largest internal organ of the body is the liver? But the overall largest organ of the body is the skin. It’s no wonder the skin is involved with so many aspects of diseases: rash, itching, fever, external bleeding, swelling, pallor (turning pale), and cyanosis (turning blue). Doctors look for signs of hundreds of diseases by examining the organ that is most accessible, the skin.
Often the skin is our first line of defense against adverse conditions such as hot and cold temperatures, external trauma (for example falling on hard ground) and harmful rays of the sun. We are protected from a myriad of germs (bacteria, viruses, fungi and parasites) by having a finely woven coat of armor, our skin.
Unfortunately certain substances, after contacting the skin, may cause a break down in protective barrier forces. This may be followed by inflammation and a skin eruption (rash) that signals the development of contact dermatitis (CD) .
Definition A neck lump is any lump, bump, or swelling in the neck. Alternative Names Lump in the neck Considerations There are many causes of lumps in the neck. The most frequently seen lumps or swellings are enlarged lymph nodes . These can be caused by bacterial or viral infections, cancer ( malignancy ), or other rare causes. Enlargement of the salivary glands under the jaw may be caused by infection or cancer. Lumps in the muscles of the neck -- almost always in the front of the neck -- are caused by injury or torticollis . Lumps in the skin or just below the skin are often caused by cysts , including sebaceous cysts . The thyroid gland may also produce a lump, multiple lumps, or swelling in the neck as a result of thyroid disease or cancer. Most cancers of the thyroid gland are extremely slow-growing and often curable by surgery, even if they have been present for several years. All neck lumps in children and adults should be checked immediately. In children, most neck lumps are caused by trea...
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