Macules are flat, nonpalpable lesions usually < 10 mm in diameter. Macules represent a change in color and are not raised or depressed compared to the skin surface. A patch is a large macule.

A maculopapular rash is a type of rash that features both flat, discolored spots as well as small, raised bumps. It can be caused by infections, medications, or allergic reactions.

Nov 14, 2025 · Learn how to identify and treat maculopapular rashes, including causes like viruses, allergies, and medications, and know when to seek medical care.

Mar 29, 2025 · For grade 1 macular rash (covering <10% BSA with or without symptoms), the management includes continuing the immune checkpoint inhibitor (ICI), oral antihistamines, and …

Diagnosis of exanthems Many exanthems have distinct patterns of rashes and prodromal (pre-rash) symptoms allowing clinical diagnosis. Consult local laboratory resources to determine the most …

Oct 1, 2024 · A maculopapular rash causes both flat and raised lesions on the skin. It can be an allergy, an infection, or a response to medication. Learn more.

Nov 23, 2025 · Understand macular rashes—flat skin color changes that signal underlying issues. Learn definitions, primary causes, and when to get help.

Nov 9, 2025 · A maculopapular rash causes raised bumps on discolored patches on your skin that can be itchy. You may develop this rash from infections, allergies, or medication side effects.

This stinging, pruritic, maculopapular rash affects swimmers in some Atlantic locales (such as Florida, the Caribbean, and Long Island). It is caused by hypersensitivity to stings from the larvae of the sea …

Aug 6, 2025 · While many maculopapular rashes are mild and self-limiting, some can be severe and potentially fatal. 2 This article reviews the causes, symptoms, diagnosis, and treatment of …