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Moll's gland, also known as the gland of Moll or ciliary gland, is a modified apocrine sweat gland that is found on the margin of the eyelid. They are next to the base of the eyelashes, and anterior to the meibomian glands within the distal eyelid margin. These glands are relatively large and tubular-shaped.
Glands of Zeis are unilobar sebaceous glands located on the margin of the eyelid.The glands of Zeis service the eyelash.These glands produce an oily substance that is issued through the excretory ducts of the sebaceous lobule into the middle portion of the hair follicle.
Meibum prevents tears from spilling onto the cheek, traps them between the oiled edge and the eyeball, and makes the closed lids airtight. [1] There are about 25 such glands on the upper eyelid, and 20 on the lower eyelid. Dysfunctional meibomian glands is believed to be the most often cause of dry eyes. They are also the cause of posterior ...
Colloid cysts are most effectively removed through a craniotomy, where part of the skull is removed to access the brain. It is a rare kind of brain tumour but one which is fortunately benign, ...
Hidrocystoma (also known as cystadenoma, [1] a Moll's gland cyst, [1] and a sudoriferous cyst [1]) is an adenoma of the sweat glands. [2]: 787 Hidrocystomas are cysts of sweat ducts, usually on the eyelids. [3]: 664 They are not tumours (a similar-sounding lesion called hidroadenoma is a benign tumour).
Certain types of headaches may be a sign of a more serious condition, such as a brain tumor or aneurysm, especially if the pain is sudden or severe, according to Cohen. "This highlights the ...
If you’re stuck on today’s Wordle answer, we’re here to help—but beware of spoilers for Wordle 1259 ahead. Let's start with a few hints.
A chalazion (/ k ə ˈ l eɪ z i ə n /; plural chalazia or chalazions) or meibomian cyst [4] is not a cyst but a granuloma [5] in the eyelid that results from a blocked meibomian gland. [6] [7] It typically occurs in the middle of the eyelid, red, and not painful. [2] They tend to come on gradually over a few weeks. [2]