نتایج جستجو برای: pre lacrimal approach
تعداد نتایج: 1569473 فیلتر نتایج به سال:
The lacrimal function has been evaluated in 23 patients suffering from primary biliary cirrhosis by rose bengal test, the Schirmer test 1, and the tear breakup time. Ocular dryness was present in 78% of cases studied. No difference was found with respect to the length or severity of the hepatic involvement between patients with and without lacrimal dysfunction, but in patients with signs of hyp...
Intraocular lacrimal gland tissue is an extremely rare choristoma. A newborn girl was seen with a fleshy, vascular tumor arising from the peripheral iris and the anterior chamber angle. The tumor was treated with topical steroids on suspicion of a juvenile xanthogranuloma; later, it grew slightly and a secondary glaucoma developed. Histopathological examination of the resected tumor showed lacr...
Ectodermal dysplasia and its related disorders may present with ocular symptoms due to involvement of the ectodermal components of the eye. This paper reports a case of congenital anhidrotic ectodermal dysplasia presenting to the ophthalmologist with epiphora due to lacrimal atresia. The embryonic origin of the lacrimal system suggests that lacrimal anomalies in association with ectodermal diso...
1. A mucocele of the lacrimal sac, or 2. Chronic dacryocystitis or conjunctivitis due to lacrimal sac obstruction, or 3. Congenital nasolacrimal duct obstruction that cannot be cured by probing (members should be over 1 year of age), or 4. Epiphora (excessive tearing) due to acquired obstruction within the nasolacrimal sac and duct, or 5. Lacrimal sac infection that must be relieved before intr...
AIM To assess retrospectively the results and complications of surgical techniques applied in the treatment of patients with trauma of the lacrimal drainage system. METHODS Out of 32 patients with lacrimal drainage system trauma included in the study, 25 were treated at the University Eye Clinic, Ljubljana Medical Center, Ljubljana, Slovenia, from 1999 to 2003, and 7 were referred for seconda...
PURPOSE Primary ductal adenocarcinoma (PDA) of the lacrimal gland is a rare malignant epithelial tumor, and its clinicopathological characteristics are still unclear. This study aimed to report a novel case of PDA of the lacrimal gland in the People's Republic of China, as well as to determine its histopathological and immunohistochemical characteristics to support early diagnosis and direct fu...
PURPOSE The main function of the lacrimal gland is to produce the most aqueous component of the tear film covering the surfaces of the cornea and the conjunctiva. Studies have been conducted that characterize the mixed fluid and protein secretion of isolated acini, but no methods have been developed to characterize lacrimal gland ductal cell (LGDC) secretion. Secretory mechanisms of ductal epit...
The isolated anomaly of imperforate lacrimal puncta was noted by Zehender (i867, I883). Similarly, blockage of the naso-lacrimal duct was noted by Crigler (1923) and Guerry and Kendig (1948), the anomaly usually being due to failure in canalization. The simultaneous occurrence of these two anomalies would appear to be very rare (Fig. i) and an extensive search of the literature has revealed onl...
The lacrimal and third eyelid superficial glands produce the aqueous component of the preocular tear film. In this research, morphologic and morphometric assessments of the parenchyma and stroma of both lacrimal glands of healthy adult mongrel dogs were performed. Both lacrimal and third eyelid glands of fourteen dogs were collected, summing fiftysix samples. The macroscopic and morphometric da...
Institutional review board approval of the LV Prasad Eye Institute was obtained. Intrasaccal lacrimal sac granulomas are uncommon and are usually seen secondary to chronic inflammation. A 55-year-old woman presented with leftsided epiphora associated with discharge of 5 years. Irrigation and probing were suggestive of a nasolacrimal duct obstruction, and the patient underwent a powered endoscop...
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