In branchial cleft cysts, the tissues that form the throat and neck don’t develop normally, creating open spaces called cleft sinuses on one or both sides of your child’s neck.

Branchial cleft cyst: This sac has a lining but no external opening that allows communication inside or outside the neck. The sac may fill with fluid and form a cyst.

Risks of a Branchial Cleft. Branchial cleft malformations are usually small enough that they don’t have a significant health impact. However, if the mass is large enough, it may block your child ...

In most cases, a branchial cleft cyst isn’t dangerous. But it may cause skin irritation, skin infection, or — in very rare adult cases — cancer. Read more about branchial cleft cysts.

One of the endocrinologists I work with, John Palmer DO, recently saw a patient with a left-sided thyroid cyst. She had had a thyroid ultrasound at an outlying hospital and then another one done ...

The type of cyst Williams had is different from the everyday cysts people usually encounter. A branchial cyst, according to the Cleveland Clinic, is a small fluid-filled sac that may look like a ...

A branchial cyst, a.k.a. a branchial cleft cyst, is a small, fluid-filled sac that an look like a lump under the skin on the side of your neck, according to the Cleveland Clinic.

Branchial cleft cysts are sacs filled with fluid found in the neck and can appear as lumps or swelling under the skin. They can range from one centimeter to 10 centimeters ...

That said, branchial cleft cysts are one of the most common forms of neck masses or lumps, especially in children," the clinic's website notes. While benign, meaning noncancerous, ...

The benign branchial cyst just “kept growing,” prompting its removal. Serena Williams just had a cyst ‘the size of a small grapefruit’ removed from her neck. Here’s what it means ...