Need to know how to say TMJ or TMJ Disorder in Spanish?
This quick guide will explain it for you.
Temporomandibular joint (TMJ) is articulación temporomandibular. It uses the definite article la.
Articulación means "joint" (lit. "articulation").
Trastorno means "disorder" (also "dislocation" or "upset") in Spanish.
To say 'TMJ Disorder', you just trastorno + de before articulación temporomandibular.
la mandíbula: jaw
los dientes: teeth
bruxismo: bruxism
rechinar: to grind or gnash (teeth)