Contents. 1  1 H00âH59 â Diseases of the eye and adnexa 1.1 (H00âH06) Disorders of eyelid, lacrimal system and orbit. 1.2 (H10âH13) Disorders of conjunctiva. 2  2 Excludes. 3  3 See also.  4 References.
Besides a loss of joy, some of the related symptoms of anhedonia include: 1  Flat moods. 2  Loss of sex drive. 3  Loss of appetite.  Social 1  withdrawal. Loss of interest in normal activities.
It involves long periods of severe sadness or loss of interest and other symptoms as well. But there's another type of depressive episode, called dysthymia, which is a less severe form of major depressive disorder. Dysthymia is chronic (that is, it lasts a long time), but the symptoms are not as severe.