Disease Database

Pterygomandibular space infection

Pterygomandibular space infection

Pterygomandibular space infection refers to an acute suppurative infection of the pterygomandibular space, primarily characterized by trismus and pain during chewing and swallowing. The infection can spread superiorly along these tissues to the temporal and infratemporal spaces, anteriorly to the buccal space, anteroinferiorly to the submandibular and sublingual spaces, and medially to the parapharyngeal space.

Salivary fistula

Salivary fistula

Salivary fistula, also known as parotid fistula, is caused by the leakage of saliva due to trauma or surgical injury to the salivary gland or salivary duct. According to the location of the fistula, parotid fistula can be divided into glandular fistula and ductal fistula. Clinically, it presents as a small fistula on the facial skin, with clear saliva occasionally flowing out.

Labial frenum tumor

Labial frenum tumor