Chalazions are benign neoplasms or spherical nodules under the upper eyelid that arise due to stagnation of tear fluid. Chalazia appear most often after or during puberty due to hormonal changes and excessive tear production in adolescents. The habit of rubbing the eyes, professional activities associated with increased visual stress, and frequent colds also contribute to the formation of chalazions. In the international classification of diseases ICD-10, chalazions are coded H02. A common cause of chalazion in the eye orbit is hypothyroidism (decreased production of thyroid hormones) Symptoms Chalazia Swelling of the orbit Dryness and redness of the skin in the area of chalazia Pain or sensation of a foreign body in the orbit Difficulty opening or closing the eyelids Visual impairment Treatment of chalazion