Is in your joint. It's the disc becoming displaced. At the very worst, it'll start...

Rachel Clifford:

Any medical history? Allergic to penicillin? Anything I need to be waned about? [Phillip shakes his head 'no'] Rachel Clifford:
No? No major renovations? So, what's the problem? Philip Chaney:
A pain really. Rachel Clifford:
Upper or lower? Philip Chaney:
Both. Rachel Clifford:
In front? Philip Chaney:
And back. And a funny clicking. Rachel Clifford:
[she puts both of her hands on his face]
Uh, open. Close. Open. You can close again. Temporaral mandibular joint dysfunction. Philip Chaney:
I was just saying that to the boys. Dr. Hockley:
[they enter another room]
London has a problem with cockroaches. Philip Chaney:
Doesn't it just? Rachel Clifford:
You are grinding very heavily, and uh, it's wearing down your teeth. Lean on back. It could case vertical fractures, which can be quite serious. Is that comfy? Um, this'll be fun, I haven't seen one of these in years [referring to an X-ray machine] Rachel Clifford:
The clicking, um, [Rachel takes a pair of white latex gloves out of her pocket and puts them on her hands] Rachel Clifford:
is in your joint. It's the disc becoming displaced. At the very worst, it'll start locking, and, uh, well, then your in real trouble