ICD-9-CM

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)
313.0: Overanxious disorder Anxiety and fearfulness of childhood and adolescence Overanxious disorder of childhood and adolescence Excludes: abnormal separation anxiety (309.21) anxiety states (300.00-300.09) hospitalism in children (309.83) phobic state (300.20-300.29)
313.1: Misery and unhappiness disorder Excludes: depressive neurosis (300.4)
313.2: Sensitivity, shyness, and social withdrawal disorder Excludes: infantile autism (299.0) schizoid personality (301.20-301.22) schizophrenia (295.0-295.9)
313.3: Relationship problems Sibling jealousy Excludes: relationship problems associated with aggression, destruction, or other forms of conduct disturbance (312.0-312.9)
313.8: Other or mixed emotional disturbances of childhood or adolescence
313.9: Unspecified emotional disturbance of childhood or adolescence Mental disorder of infancy, childhood or adolescence NOS

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)

Anxiety and fearfulness of childhood and adolescence

Overanxious disorder of childhood and adolescence

Excludes:

abnormal separation anxiety (309.21)

anxiety states (300.00-300.09)

hospitalism in children (309.83)