Pustular skin lesions can be infectious or inflammatory and should be differentiated from vesicular eruptions. A thorough history, examination of the distribution, and evolution of pustules on the skin provide clues to generate a differential diagnosis.

What are pustules? Pustules are smaller than 5–10 mm, and filled with pus, that is, purulent material composed of inflammatory cells (neutrophils). Pus can indicate bacterial, fungal or viral infection; Some pustules are sterile and are due to inflammatory skin disease; This topic provides a differential diagnosis of pustular skin conditions.

2024年4月15日 · A pustular rash causes the skin to break out in raised bumps filled with pus. Here are the most common types of pustules and related skin conditions.

2024年12月22日 · What Is a Pustule? A pustule is a bulging patch of skin that's full of a yellowish fluid called pus. The most common types are acne pimples. But several other conditions, ranging...

2021年9月16日 · A pustular rash is composed of multiple pustular lesions. The pustules may or may not be sterile and are normally filled with neutrophils. When the pus is contained within the dermis, the lesion is called an abscess or furuncle.

2024年4月19日 · Pustules are small bumps on the skin that contain fluid or pus. They usually appear as white bumps surrounded by red or inflamed skin. Pustules may develop on any part of the body, but they...

2024年7月18日 · When it comes to the root causes of rashes, they tend to fall into two main categories: outside-in and inside-out, explains Dr. Zeichner. Outside-in rashes, like contact dermatitis and...

Pustular psoriasis is a type of psoriasis that causes pus-filled blisters on plaques, which are patches of scaly, flaky skin. Pustular psoriasis is common on your hands and feet, but can form anywhere on your body. There isn’t a cure for psoriasis, but treatment is …

2025年1月6日 · A pustule refers to a pus-filled (i.e., circumscribed collection of white blood cells and serous fluid) cutaneous lesion that is up to one centimeter in diameter. Pustules are common in adolescents and are typically manifestations of …

2024年10月22日 · It can take 7 to 19 days after being infected before a person shows symptoms of smallpox. People with smallpox will develop a rash, which progresses to pustules and then scabs. A person with smallpox is no longer contagious after all scabs have fallen off.