Styloglossus muscle spasms occur when the styloglossus—a paired muscle that retracts and elevates the tongue—contracts uncontrollably or involuntarily. These ...

The styloglossus muscle is one of the three extrinsic muscles of the tongue, playing a crucial role in swallowing, speech, and oral function. When this muscle ...

Styloglossus muscle disorders encompass any condition that impairs the function or structure of the styloglossus—a key tongue muscle responsible for retracting ...

Hyoglossus muscle contracture is a pathological condition characterized by permanent shortening and fibrosis of the hyoglossus, one of the extrinsic muscles of ...

Hyoglossus muscle dystrophy is a rare condition characterized by progressive weakening, wasting, and replacement of the hyoglossus muscle fibers by fat and ...

Hyoglossus muscle dystonia is a rare form of focal lingual dystonia in which the hyoglossus muscle—an extrinsic tongue muscle that normally pulls the tongue ...

A hyoglossus muscle strain is an injury to the hyoglossus, one of the extrinsic muscles of the tongue, caused by overstretching or tearing of its fibers. This ...

A hyoglossus muscle sprain—more accurately described as a strain—is an injury to the extrinsic tongue muscle known as the hyoglossus. This muscle originates on ...

A hyoglossus muscle tear is an injury in which the extrinsic tongue muscle called the hyoglossus sustains damage ranging from mild fiber stretching to complete ...

A hyoglossus muscle contusion is a bruise of the hyoglossus, one of the four extrinsic muscles that control tongue movement. It results from a direct, blunt ...

The hyoglossus muscle is one of the four extrinsic muscles of the tongue, playing a crucial role in tongue depression and retraction. An injury to this ...

Hyoglossus muscle atrophy refers to the progressive wasting and loss of mass of the hyoglossus, one of the four extrinsic muscles of the tongue. In healthy ...

Hyoglossus muscle hypertrophy refers to an increase in the size or mass of the hyoglossus—a thin, quadrilateral extrinsic tongue muscle—due to enlargement of ...

Hyoglossus muscle fibrosis is a rare but important condition marked by the development of scar tissue within the hyoglossus muscle—a key tongue depressor. This ...

An infection of the hyoglossus muscle—one of the four extrinsic tongue muscles—occurs when pathogens invade its fibers, leading to inflammation (myositis) or ...

A hyoglossus muscle cyst is a fluid‑filled sac that develops within or adjacent to the hyoglossus muscle—a muscle of the tongue. These cysts may form when ...