F99 Unspecified mental disorder (F99)

Instructional Notes:

F99
Description: Unspecified mental disorder (F99)
Exclude1:
- unspecified mental disorder due to known physiological condition (F09)
Inclusion Term:
- Mental illness NOS
↓
F01-F99
Description: Mental, Behavioral and Neurodevelopmental disorders
Exclude2:
- symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Include:
- disorders of psychological development