Mouth Closed (Trismus): Pathophysiology, Clinical Assessment, and Management
1. Introduction to Trismus An involuntary inability to open the mouth, clinically termed trismus, represents a severe restriction in the range of motion of the jaw. This condition significantly impairs essential human functions, including mastication, deglutition, and speech. Trismus is not a primary disease but a pronounced clinical symptom indicating an underlying mechanical, neurological, or … Read more