نتایج جستجو برای: lacrimal drainage
تعداد نتایج: 44608 فیلتر نتایج به سال:
Purpose The objective of this study was to ascertain the lacrimal drainage anomalies in a cohort of patients suffering from congenital rubella syndrome (CRS). Methods This was a retrospective case series performed in patients with CRS presenting with associated lacrimal drainage anomalies (LDA) over 6 years from 2011 to 2016. All the patients were confirmed as having CRS after clinical and la...
Quantitative lacrimal scintillography is a useful clinical procedure in assessing lacrimal drainage function in patients with epiphora. Examples are presented of patients with canalicular disease, lid abnormalities, 'functional blocks', and dysthroid disease, in which this technique was valuable. Information regarding the dynamics of a functioning and non-functioning dacryocystorhinostomy is el...
AIM The aim of this study was to report the preliminary experience with the techniques and utility of navigation-guided, 3D, computed tomography-dacryocystography (CT-DCG) in the management of secondary acquired lacrimal drainage obstructions. METHODS Stereotactic surgeries using CT-DCG as the intraoperative image-guiding tool were performed in 3 patients. One patient had nasolacrimal duct ob...
Lacrimal sac diverticula are outpouchings of the lacrimal sac. Their various clinical symptoms complicate differential diagnosis. Here we report two patients of distinctive type of lacrimal sac diverticula. Each of them presented with a mass inferior to the medial canthus with a secreting fistula. Irrigation demonstrated lacrimal drainage system patency. The orificium fistula was located at low...
PURPOSE Mucosa-associated lymphoid tissue (MALT) specifically protects mucosal surfaces. In a previous study of the human conjunctiva, evidence was also found for the presence of MALT in the lacrimal sac. The present study, therefore, aims to investigate its morphology and topographical distribution in the human lacrimal drainage system. METHODS Lacrimal drainage systems (n = 51) obtained fro...
Corneal hydration and protection can be achieved through increased lubrication or decreased evaporation. Hence, an important therapeutic strategy to corneal desiccation involves occlusion of the lacrimal drainage system in order to decrease tear outflow and provide additional ocular surface hydration. Three general approaches can be used: temporary, reversible, or permanent occlusion of the lac...
BACKGROUND Epiphora constitutes one of the major and very common problems in all age groups. Recent developments in ophthalmology such as balloon dilatation, stent implantation, laser therapy and endoscopy of the lacrimal drainage system raise the need for a detailed anatomical knowledge of this system. It is also important for formulation of principles and techniques in the management of acrim...
Pathology of Posterior Polymorphous Degeneration of the Cornea GwYN MORGAN AND ALAN PATrERSON ... ... Iris Dysgenesis with Other Anomalies R. A. D. CRAWFORD ... ... ... ... Angle-closure Glaucoma and Inverse Astigmatism J. MCLENACHAN AND D. F. C. LORAN ... ... On a New Method to Cure Cataract by Extraction of the Lens JACQUES DAVIEL TRANSLATED BY W. G. PEARCE... Surgical Safety of Prophylactic ...
PURPOSE To report a new entity discovered in the lacrimal drainage system, a congenital canalicular cyst (as opposed to a diverticulum or canaliculops). METHODS Clinical, radiographic, histopathologic and immunohistochemical findings were reviewed. RESULTS A 49-year-old man developed a left upper eyelid cyst seen by CT scanning to be attached to a small boney spicule. No connection to the l...
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