TERM 1
Insomnia Disorder
DEFINITION 1
Diagnostic Criteria:1. A predominant complaint of dissatisfaction with sleep
quantity or quality,associated with one or mo re of the following symptoms: -
Difficulty initiating sleep. NOTE: Children may manifest as difficulty initiating
sleep without caregiver intervention. -Difficult y maintaing sleep, characterized by
frequent awakenings or problems returning t o sleep after awakenings. NOTE: In
children may manifest as difficulty returning t o sleep without caregiver
intervention. - Early-morning awakening with inability to return to sleep.2. The
sleep disturbance causes clinically significant distress or impairment in social,
occupational, educational, academic, behavio ral, or other important areas of
functioning.3. The sleep difficulty occurs at least 3 nights per week.4. The
sleep difficulty is present for at least 3 months.5. The sleep difficulty occurs
despite adequate opportunity for sleep.6. The insomnia is not better explained by
and does not occur exclusively during the so urs of another sleep-wake disorder
(e.g., narcolepsy, a breathing-realted sleep dis order, a circadian rhythm sleep-
awake disorder, a parasomnia).7. The insom nia is not attributable to the
physiological effects of a substance (e.g., a d rug of abuse, a medication).8.
Coexisting mental disorder and medical cond itions do not adequately explain the
predominant complaint of insomnia.
TERM 2
Hypersomnolence Disorder
DEFINITION 2
Diagnostic Criteria:1. Self-reported excessive s leepiness (hypersonmlence)
despite a main sleep period lasting at least 7 hours, with at least one of the
following symptoms: - Recurrent periods of sleep or lapse into sleep within the
same day. -A prolonged main sleep episode of more than 9 hors per day that is
non restorative (e.g., unrefreshing). -Difficulty being fully awake after abrupt
awakening.2. The hyper somnolence occur s at least three time per week, for at
least 3 month.3. The hyper somnolence is accompanied by significant distress or
impairment in cognitive, social, occupational , or other important areas of
functioning.4. The hyper somnolence is no t better explained by and does not
occur exclusively during the course of anothe r sleep disorder (e.g., narcolepsy,
breathing-related sleep disorder, circadian rhyth m sleep-wake disorder, or
parasomnia).5. The hyper somnolence is no t attributable to the physiological
effects of a substance (e.g., a drug of abuse, a medication).6. Coexisting mental
and medical disorders do not adequately expl ain the predominant complaint of
hyper somnolence.
TERM 3
Narcolepsy
DEFINITION 3
Diagnostic Criteria:1. R ecurrent periods of an irrepressible need to s leep,
lapsing into sleep, or napping occurring withi n the same day. These must have
been occurring at least three times per wee k over the past 3 moths.2. The
presence of at least one of the following: -Ep isodes of cataplexy, defined as
either (a), or (b), occurring at least: -In individu als with longstanding disease, brief
(seconds to minutes) episodes of sudden bi lateral loss of muscle rhone with
maintained consciousness that are precipitate d by laugher or joking. -In children
or in individuals within 6 months or onset, s pontaneous grimaces or jaw-orpeing
episodes with tongue thrusting or a global hy potonia, without any obvious
emotional triggers. -Hypercertin dificiency, as measured using cerebrospinal fluid.
TERM 4
Non-Rapid Eye movement Sleep Arousal
Disorders
DEFINITION 4
The essential feature of non0rapid eye move ment (NREM) sleep arousal disorder
is the repeated occurrence of incomplete aro usals, usually beginning during the
first third of the major sleep episode, that typ ically are brief, lasting 1-10
minutes, but may be protracted, lasting up to 1 hour.Diagnostic Criteria:1.
Recurrent episodes of incomplete awakenin g from sleep, usually occurring during
the first third of the major sleep episode, acc ompanied by either one of the
following: -Sleepwaling: -Sleep terrors:2. No or little dream imagery is recalled
(e.g., only a single visual scene)3. Amnesi a for the episodes is present.4. The
episodes cause clinically significant distress o r impair meant in social,
occupational, or there important areas of func tioning.5. The disturbance is not
attributable to the physiological effects of a su bstance.6. Coexisting mental and
medical disorders do not explain the episode s of sleepwalking or sleep terrors.
TERM 5
Nightmare Disorder
DEFINITION 5
Diagnostic Criteria1. Repreated occurrences o f extended, extremely dysphoric.
and well-remembered dreams that usually in volve efforts to avoid threats to
survival, security, or physical integrity and that generally occur during the
second half of the major sleep episode.2. O n awakening from the dysphoric
dreams, the individual rapidly becomes orien ted and alert.3. The sleep
disturbance causes clinically significant distres s or impairment in social,
occupational, or other important areas of func tioning.4. The nightmare symptoms
are not attributable to the physiological effects of a substance (e.g. a drug
abuse)5. Coexisting mental and medical diso rders not not adequately explain the
predominant complaint of dysphoric dreams
