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.
Excessive Daytime Drowsiness is usually the first symptom of narcolepsy. It causes problems functioning on the job and elsewhere. Sudden loss of muscle tone, also known as cataplexy, can be triggered by intense emotions. These may include excitement, laughter, anger, or fear.