2022年2月3日 · A papule is a raised area of skin tissue that’s less than 1 centimeter around. A papule can have distinct or indistinct borders. It can appear in a variety of shapes, colors, and sizes.

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. Examples include freckles, flat moles, tattoos, and port-wine stains, and the rashes of rickettsial infections, rubella, measles (can also have papules and …

A papule is a small, well-defined bump in the skin. [2] It may have a rounded, pointed or flat top, and may have a dip. [2] It can appear with a stalk, be thread-like or look warty. [3] It can be soft or firm and its surface may be rough or smooth. [2] Some have crusts or scales. [2]

2023年9月28日 · A papule is a raised skin lesion less than 1 cm in diameter, a pustule is a raised skin lesion filled with pus and smaller than 1 cm, and a nodule is a firm skin lesion larger than 1 cm that involves the deeper layers of the skin.

2022年5月2日 · What’s the difference between a papule and a pustule? Acne papules are solid, inflamed bumps in your skin that don’t have a white or yellow pus-filled tip. Pustules have a white or yellow pus-filled tip.

2019年5月28日 · A papule appears on the skin as a tiny, raised, red bump. It's caused by excess oil and skin cells clogging a pore. Papules have no visible pus.

2022年9月1日 · A papule is a small pimple-like raised swollen area. It is solid and does not have pus. Learn papule symptoms, causes, treatments, and when to see a doctor.

A papule refers to a small, raised, and typically solid pimple on the skin that does not contain pus. On the other hand, a nodule is a larger, solid lesion that extends into deeper layers of the skin, often causing pain.

2024年7月23日 · A papule is a solid or cystic (may be fluid filled) raised spot on the skin that is less than 0.39 inches (in) or 1 centimeter (cm) wide. It is a type of skin lesion.

2024年9月28日 · 丘疹（papule），为高出皮肤的局限性突起，是皮肤表面的实质性损害。 多为圆形、类圆形、多角形或不规则形。 小如针头，大如黄豆，可能高耸或平坦，平滑或疣状结构，或有色素与周围皮肤颜色相同（直径超过1cm者，称为斑块），多种皮肤病可表现为丘疹。