The lacrimal apparatus
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چکیده
The lacrimal apparatus The lacrimal system consists of: 1Secretory portion: Comprises the following: aThe lacrimal gland: Which is divided into palpebral (Aqueoussecretion) (near the temporal aspect of upper eyelid) and orbital (near the eyeball) lobes, and it is situated in the upper temporal angle of the orbit. bAccessory lacrimal glands: glands of Krause and glands of wolfring. cMeibomian glands. dGlands of Zeis. (For oily secretion) eSweat glands of Möll. fGoblet cells of conjunctiva. gGlands of Manz. (For mucin secretion) hGlands of Henle.
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Malignant Lymphoma of Lacrimal Apparatus in the 7 Year Old Girl
Abstract Background Involvement of lacrimal apparatus by Non Hodgkin lymphoma as a first manifestation is extremely rare and only three cases have been reported in children. The purpose of this report is to determine the clinical characteristic of patient with primary involvement of lacrimal apparatus with lymphoma. Case presentation A 7-year-old girl with history of tearing, gradually prog...
متن کاملLacrimal Apparatus System in One-Humped Camel of Iran (Camelus Dromedarius): Anatomical and Radio-Logical Study
Objective- Radiological and anatomical study of the Lacrimal apparatus system in one-humped camel of Iran (Camelus Dromedarius).Design- Prospective studyAnimals- Five heads (cut above the third cervical vertebra) of adult Dromedary camels' cadavers were collected from the slaughterhouse of the Najafabad area of Isfahan Province, Iran. Procedures- The anatomy of the nasolacrimal duct of one- hum...
متن کاملComparative Study of Endonasal Dacryocystorhinostomy with and without Adjunctive Topical Use of Mitomycin C
The Lacrimal apparatus starts from the lacrimal gland and ends at the Nasolacrimal ducts. The apparatus consists of the lacrimal gland and the lacrimal pathway. The integrity of the Lacrimal Apparatus in its secretory function and in its drainage mechanism is most vital for the normal functioning of the eye. Any factor which upsets the drainage mechanism distal to the sac or at the Nasolacrimal...
متن کاملCT of the inferomedial orbit and the lacrimal drainage apparatus: normal and pathologic anatomy.
The normal and pathologic CT anatomy of the lacrimal drainage apparatus was examined during study of the orbits, nasal cavity, and paranasal sinuses in 100 patients with a variety of clinical complaints related to the inferomedial orbit. The bony lacrimal fossa, the nasolacrimal canal, and the fluid- or air-filled lacrimal sac and nasolacrimal duct were readily recognized in all cases. The lacr...
متن کاملA Gross Anatomical Study of the Lacrimal Apparatus of the Camel
A gross anatomical study was made on the lacrimal apparatus in seventeen adult camels (4-10 years age), and three foetuses. The lacrimal gland is situated between the caudodorsal aspect of the eyeball and the supraorbital and frontal process of the frontal and zygomatic bones, respectively. The gland consists of two lobes, cranial and caudal. The excretory ducts were 3-4 in number, and opened i...
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