The Diagnostic and Statistical Manual of Mental Disorders, the standard reference for psychiatric diagnoses. Frasier grabs Dr. Tewksbury's DSM to prove his own self-diagnosis.
↗ Read on WikipediaMentioned once in Frasier's Edge.
Frasier's Edge
Season 8 · Episode 9 · S08E09
“Where's your DSM?”
From the same episode and category.
“He's my old mentor from Harvard, Dad.”
“I'd come home crying because one of the older boys had thrown my copy of 'The Fountainhead' under a bus.”
“Frasier is holding one of his pieces of African art, practicing his acceptance speech in front of Eddie.”
“You know what I think about pop psychiatry.”