Bipolar I Disorder 127
In recording the name of a diagnosis, terms should be listed in the following order: bipolar
I disorder, type of current or most recent episode, severity/psychotic/remission specifiers,
followed by as many specifiers without codes as apply to the current or most recent epi-
sode.
Specify:
With anxious distress (p. 149)
With mixed features (pp. 149–150)
With rapid cycling (pp. 150–151)
With melancholic features (p. 151)
With atypical features  (pp. 151–152)
With mood-congruent psychotic features (p. 152)
With mood-incongruent psychotic features  (p. 152)
With catatonia  (p. 152). Coding note:  Use additional code 293.89 (F06.1).
With peripartum onset  (pp. 152–153)
With seasonal pattern (pp. 153–154)
Diagnostic Features
The essential feature of a manic episode is a distinct period during which there is an ab-
normally, persistently elevated, expansive, or  irritable mood and persistently increased
activity or energy that is present for most of  the day, nearly every day, for a period of at
least 1 week (or any duration if hospitalizatio n is necessary), accompanied by at least three
additional symptoms from Criterion B. If the mo od is irritable rather than elevated or ex-
pansive, at least fo ur Criterion B symptoms must be present.
Mood in a manic episode is often described as euphoric, excessively cheerful, high, or
“feeling on top of the world.” In some cases, the mood is of such a highly infectious quality