A to Z: Meibomian Cystenparentshttps://kidshealth.org/EN/images/headers/P-khAZDictionary-enHD-AR1.jpgA meibomian cyst, or chalazion, is a lump on the inner side of the eyelid. It occurs when one of the small oil glands becomes blocked.chalazion, Meibomian gland Lipogranula, meibomian glands, blocked oil glands, tender eyelid, astigmatism, excessive tearing, sensitivity to light06/12/201304/08/201904/08/2019764a9594-9d91-4a5b-9208-e27f550a25b6https://kidshealth.org/ws/RadyChildrens/en/parents/az-meibomian-cyst.html/<p>See: <a href="https://kidshealth.org/ws/RadyChildrens/en/parents/az-chalazion.html/">Chalazion</a></p>kh:age-allAgesOrAgeAgnostickh:clinicalDesignation-generalPediatricskh:clinicalDesignation-ophthalmologykh:genre-dictionarykh:primaryClinicalDesignation-ophthalmologyMhttps://kidshealth.org/ws/RadyChildrens/en/parents/dictionary/m/2aba21ee-5cd5-4788-a60d-af36b997b6c6