5. MENTAL, BEHAVIORAL AND NEURODEVELOPMENTAL DISORDERS (290-319)
NEUROTIC DISORDERS, PERSONALITY DISORDERS, AND OTHER NONPSYCHOTIC MENTAL DISORDERS (300-316)
300: Anxiety, dissociative and somatoform disorders
301: Personality disorders
Includes:
character neurosis
Use additional code to identify any associated neurosis or psychosis, or physical condition
Excludes:
nonpsychotic personality disorder associated with organic brain syndromes (310.0-310.9)
302: Sexual and gender identity disorders
Excludes:
sexual disorder manifest in:
organic brain syndrome (290.0-294.9, 310.0-310.9)
psychosis (295.0-298.9)
303: Alcohol dependence syndrome
Use additional code to identify any associated condition, as:
alcoholic psychoses (291.0-291.9)
drug dependence (304.0-304.9)
physical complications of alcohol, such as:
cerebral degeneration (331.7)
cirrhosis of liver (571.2)
epilepsy (345.0-345.9)
gastritis (535.3)
hepatitis (571.1)
liver damage NOS (571.3)
Excludes:
drunkenness NOS (305.0)
The following fifth-digit subclassification is for use with category 303:
0 unspecified
1 continuous
2 episodic
3 in remission
304: Drug dependence
Excludes:
nondependent abuse of drugs (305.1-305.9)
The following fifth-digit subclassification is for use with category 304:
0 unspecified
1 continuous
2 episodic
3 in remission
305: Nondependent abuse of drugs
Note:
Includes cases where a person, for whom no other diagnosis is possible, has come under medical care because of the maladaptive effect of a drug on which he is not dependent and that he has taken on his own initiative to the detriment of his health or social functioning.
Excludes:
alcohol dependence syndrome (303.0-303.9)
drug dependence (304.0-304.9)
drug withdrawal syndrome (292.0)
poisoning by drugs or medicinal substances (960.0-979.9)
The following fifth-digit subclassification is for use with codes 305.0, 305.2-305.9
0 unspecified
1 continuous
2 episodic
3 in remission
306: Physiological malfunction arising from mental factors
Includes:
psychogenic:
physical symptoms not involving tissue damage
physiological manifestations not involving tissue damage
Excludes:
hysteria (300.11-300.19)
physical symptoms secondary to a psychiatric disorder classified elsewhere
psychic factors associated with physical conditions involving tissue damage classified elsewhere (316)
specific nonpsychotic mental disorders following organic brain damage (310.0-310.9)
307: Special symptoms or syndromes, not elsewhere classified
Note:
This category is intended for use if the psychopathology is manifested by a single specific symptom or group of symptoms which is not part of an organic illness or other mental disorder classifiable elsewhere.
Excludes:
those due to mental disorders classified elsewhere
those of organic origin
308: Acute reaction to stress
Includes:
catastrophic stress
combat and operational stress reaction
combat fatigue
gross stress reaction (acute)
transient disorders in response to exceptional physical or mental stress which usually subside within hours or days
Excludes:
adjustment reaction or disorder (309.0-309.9)
chronic stress reaction (309.1-309.9)
309: Adjustment reaction
Includes:
adjustment disorders
reaction (adjustment) to chronic stress
Excludes:
acute reaction to major stress (308.0-308.9)
neurotic disorders (300.0-300.9)
310: Specific nonpsychotic mental disorders due to brain damage
Excludes:
neuroses, personality disorders, or other nonpsychotic conditions occurring in a form similar to that seen with functional disorders but in association with a physical condition (300.0-300.9, 301.0-301.9)
311: Depressive disorder, not elsewhere classified
Depressive disorder NOS
Depressive state NOS
Depression NOS
Excludes:
acute reaction to major stress with depressive symptoms (308.0)
affective personality disorder (301.10-301.13)
affective psychoses (296.0-296.9)
brief depressive reaction (309.0)
depressive states associated with stressful events (309.0-309.1)
disturbance of emotions specific to childhood and adolescence, with misery and unhappiness (313.1)
mixed adjustment reaction with depressive symptoms (309.4)
neurotic depression (300.4)
prolonged depressive adjustment reaction (309.1)
psychogenic depressive psychosis (298.0)
312: Disturbance of conduct, not elsewhere classified
Excludes:
adjustment reaction with disturbance of conduct (309.3)
drug dependence (304.0-304.9)
dyssocial behavior without manifest psychiatric disorder (V71.01-V71.02)
personality disorder with predominantly sociopathic or asocial manifestations (301.7)
sexual deviations (302.0-302.9)
The following fifth-digit subclassification is for use with categories 312.0-312.2:
0 unspecified
1 mild
2 moderate
3 severe
313: Disturbance of emotions specific to childhood and adolescence
Excludes:
adjustment reaction (309.0-309.9)
emotional disorder of neurotic type (300.0-300.9)
masturbation, nail-biting, thumb-sucking, and other isolated symptoms (307.0-307.9)
314: Hyperkinetic syndrome of childhood
Excludes:
hyperkinesis as symptom of underlying disorder - code the underlying disorder
315: Specific delays in development
Excludes:
that due to a neurological disorder (320.0-389.9)
316: Psychic factors associated with diseases classified elsewhere
Psychologic factors in physical conditions classified elsewhere
Use additional code to identify the associated physical condition, as:
psychogenic:
asthma (493.9)
dermatitis (692.9)
duodenal ulcer (532.0-532.9)
eczema (691.8, 692.9)
gastric ulcer (531.0-531.9)
mucous colitis (564.9)
paroxysmal tachycardia (427.2)
ulcerative colitis (556)
urticaria (708.0-708.9)
psychosocial dwarfism (259.4)
Excludes:
physical symptoms and physiological malfunctions, not involving tissue damage, of mental origin (306.0-306.9)

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