Which of the following is a sign of a chemical burn on the scalp?

A chemical burn on the scalp is characterized by a significant inflammatory response to irritants or chemicals used in hair treatments. The correct choice, which identifies the signs of a chemical burn, includes symptoms such as redness, blistering, stinging, and peeling. These manifestations occur due to the corrosive nature of certain chemicals, which can damage the skin’s surface and underlying tissues.

Redness indicates inflammation, while blistering suggests a severe reaction, as fluid accumulates under the skin due to damage. Stinging is a direct response to pain and nerve irritation caused by the chemical exposure. Peeling is commonly seen as the skin begins to heal and repair itself, shedding damaged layers. This combination of symptoms clearly points to a chemical burn rather than a mild irritation or other conditions.

The other choices signify different scalp issues, such as dry scalp or allergic reactions, but they do not encapsulate the specific and acute symptoms associated with a chemical burn. For example, itchy scalp and dryness may result from dryness, dermatitis, or other scalp conditions, whereas hair growth is an irrelevant factor when assessing burn injuries. Recognizing these distinctive symptoms is crucial for effective treatment and prevention of further damage.