Letter S

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A piece of bone bottom of the skull. The pituitary gland “sits” in this groove. Also known as “sella turcica”.

A small groove at the bottom of the skull. The pituitary gland “sits” in this groove. Also known as “sella”.

A word used to describe a process related to aging.

Of or referring to a “senile” or chronic shrunken brain.

A piece of infected tissue that travels to different parts of the body through the blood.

A thin piece of tissue in the middle of the brain. It is a normal structure.

The end result of a disease or process. For example, the term “no post-traumatic sequelae” means there was no injury to the body part after trauma.

In MRI a sequence is a type of scan technique that is used to analyze tissue in an organ. There are many different sequences used during an MRI.

A cystic mass containing blood plasma. This is often seen after surgery. This is not cancerous.

An inflammation or infection of the salivary glands (usually the parotid or submandibular duct) commonly related to a virus infection.