F01-F09

This block comprises a range of mental disorders grouped together on the basis of their having in common a demonstrable etiology in cerebral disease, brain injury, or other insult leading to cerebral dysfunction. The dysfunction may be primary, as in diseases, injuries, and insults that affect the brain directly and selectively; or secondary, as in systemic diseases and disorders that attack the brain only as one of the multiple organs or systems of the body that are involved.

F10-F19

F20-F29

Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders (F20-F29)

F30-F39

F40-F48

Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)

F50-F59

Behavioral syndromes associated with physiological disturbances and physical factors (F50-F59)

F60-F69

F70-F79

F80-F89

F90-F98

Behavioral and emotional disorders with onset usually occurring in childhood and adolescence (F90-F98)

Codes within categories F90-F98 may be used regardless of the age of a patient. These disorders generally have onset within the childhood or adolescent years, but may continue throughout life or not be diagnosed until adulthood

F99