F34.1
Dysthymia
Coding guidance (WHO 2019)
A chronic depression of mood, lasting at least several years, which is not sufficiently severe, or in which individual episodes are not sufficiently prolonged, to justify a diagnosis of severe, moderate, or mild recurrent depressive disorder (F33.-). Depressive: neurosis personality disorder Neurotic depression Persistent anxiety depression Excl.: anxiety depression (mild or not persistent) (F41.2)