A sebaceous cyst—also known as a steatocystoma—is a fluid-filled bump under your skin that ... such as your neck, scalp, ...

Hidradenitis suppurativa (HS) is a chronic inflammatory disease that causes lumps to form under the ... The disease commonly flares up in the armpits, groin, buttocks, and in women, underneath ...

If you have itchy armpits ... breasts, groin area, and in other body creases, such as elbows and knees. Prickly heat causes ...

such as the armpits, groin area, buttocks, and inner thighs. It can appear as painful lumps, abscesses, or draining lesions. The lumps heal slowly, come back, and can lead to tunnels under the ...

The most common signs of hidradenitis suppurativa are painful, pea-sized lumps under the skin ... and contain sweat glands, like the armpit, groin, genitals, breasts, and buttocks.

boil-like nodules or cysts that form under the skin, typically in warm crevices of the body—under the arms, in the groin or buttocks, under the breasts. Originating with infected hair follicles ...

HS symptoms typically show up in areas where the skin rubs together like armpits, groin, inner thighs ... they can leave tunnels under the skin or form into hard lumps that grow and stick around ...