episcleral veins

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Noun1.episcleral veins - small veins in the sclera near the corneal margin; empty into the anterior ciliary veins
capillary vein, venula, venule - a minute vein continuous with a capillary
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References in periodicals archive ?
[34] Increased blood viscosity in the episcleral veins raise the IOP by increasing resistance to outflow of aqueous into the veins.
This type of secondary glaucoma in the setting of pulmonary hypertension, with dilated episcleral veins, has been documented before [2-4] (Parikh et al., 2011; Radius and Maumenee, 1978; Keltner et al., 1987).
When injected into periocular tissues, both small molecules (ophthalmic steroids) and macromolecules (proteins) have determined to be rapidly eliminated into conjunctival lymphatics and episcleral veins. However, on a positive note, long term transscleral delivery can be obtained by utilizing drug-containing microspheres; retention of microspheres has been demonstrated at the site for approximately 2 months.