. 2021 Jun 23;11(7):933. doi: 10.3390/biom11070933

Table 1.

Different types of Disc Displacement (DD).

Disc Displacement Types		Characterization
Disc Displacement with Reduction (DDwR)		The articular disc is dislocated but able to return to its initial position with condyle translation
Disc Displacement without Reduction (DDwoR)	With limited opening (DDwoRwLO)	The articular disc is locked, not being able to return to its initial position. Presents a restricted mouth opening
Disc Displacement without Reduction (DDwoR)	Without limited opening (DDwoRwoLO)	The articular disc is locked, not being able to return to its initial position. Does not present a restricted mouth opening