It's what we think caused
your narcissistic-personality DISORDER.
The Big Bang Theory Season 3, Episode 11
He says it's the next big thing
for social anxiety DISORDER.
The Big Bang Theory Season 4, Episode 22
Excuse me, I have selective mutism,
a recognized medical DISORDER.
The Big Bang Theory Season 3, Episode 6
symptomatic of obsessive/
compulsive DISORDER?
The Big Bang Theory Season 5, Episode 2
...panic attacks, agoraphobia
and obsessive-compulsive DISORDER."
The Big Bang Theory Season 1, Episode 15