I had one removed from my head when I was about eight-years-old and didn't have another until two years ago. Now I have three that have come up on my head beneath my hair.

There is usually no obvious reason for the ducts to become blocked, but some people do seem more prone to forming sebaceous cysts than others. It is also a condition that can run in families.

A sebaceous cyst—also known as a steatocystoma—is a fluid-filled bump under your skin that develops when the sebaceous (oil) glands in your hair follicles become blocked.

Serena was diagnosed with a branchial cyst. “Back in May, I found a lump showing on my neck,” she shared in the caption of an October 15 TikTok that showed her in a hospital bed.

Serena was diagnosed with a branchial cyst. “Back in May, I found a lump showing on my neck,” she shared in the caption of an October 15 TikTok that showed her in a hospital bed.

WEDNESDAY, Oct. 16, 2024 (HealthDay News) -- Retired tennis legend Serena Williams has had a cyst on her neck "the size of a grapefruit" surgically removed and is in recovery, she announced ...

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