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  2. Dacryoadenitis - Wikipedia

    en.wikipedia.org/wiki/Dacryoadenitis

    Toggle Symptoms subsection. 1.1 ... Swelling of lymph nodes in front of the ear; ... to have dacryoadenitis may turn out to have a malignancy of the lacrimal gland.

  3. Nasolacrimal duct obstruction - Wikipedia

    en.wikipedia.org/wiki/Nasolacrimal_duct_obstruction

    Involutional stenosis is probably the most common cause of nasolacrimal duct obstruction in older people. It affects women twice as frequently as men. Although the inciting event in this process is unknown, clinicopathologic study suggests that compression of the lumen of the nasolacrimal duct is caused by inflammatory infiltrates and edema.

  4. Lacrimal gland - Wikipedia

    en.wikipedia.org/wiki/Lacrimal_gland

    The lacrimal gland is a compound tubuloacinar gland, it is made up of many lobules separated by connective tissue, each lobule contains many acini.The acini composed of large serous cells which, produce a watery serous secretion, serous cells are filled with lightly stained secretory granules and surrounded by well-developed myoepithelial cells and a sparse, vascular stroma.

  5. Lacrimal apparatus - Wikipedia

    en.wikipedia.org/wiki/Lacrimal_apparatus

    The lacrimal apparatus is the physiological system containing the orbital structures for tear production and drainage. [1]It consists of: The lacrimal gland, which secretes the tears, and its excretory ducts, which convey the fluid to the surface of the eye; it is a j-shaped serous gland located in lacrimal fossa.

  6. Dacryocystitis - Wikipedia

    en.wikipedia.org/wiki/Dacryocystitis

    Dacryocystitis is an infection of the lacrimal sac, secondary to obstruction of the nasolacrimal duct at the junction of the lacrimal sac. [1] The term derives from Greek dákryon 'tear' cysta 'sac' and -itis 'inflammation'. [2] It causes pain, redness, and swelling over the inner aspect of the lower eyelid and epiphora.

  7. Nasolacrimal duct - Wikipedia

    en.wikipedia.org/wiki/Nasolacrimal_duct

    The nasolacrimal duct (also called the tear duct) carries tears from the lacrimal sac of the eye into the nasal cavity. [ 1 ] [ 2 ] The duct begins in the eye socket between the maxillary and lacrimal bones , from where it passes downwards and backwards.

  8. Lacrimal sac - Wikipedia

    en.wikipedia.org/wiki/Lacrimal_sac

    The lacrimal sac or lachrymal sac [1] is the upper dilated end of the nasolacrimal duct, [2] and is lodged in a deep groove formed by the lacrimal bone and frontal process of the maxilla. It connects the lacrimal canaliculi , which drain tears from the eye's surface, and the nasolacrimal duct , which conveys this fluid into the nasal cavity. [ 3 ]

  9. Lacrimal bone - Wikipedia

    en.wikipedia.org/wiki/Lacrimal_bone

    Tears, from the lacrimal glands, collect in this sac during excessive lacrimation. The fluid then flows through the nasolacrimal duct and into the nasopharynx. This drainage results in what is commonly referred to a runny nose during excessive crying or tear production. Injury or fracture of the lacrimal bone can result in posttraumatic ...