Selective laser trabeculoplasty, or slt, is a form of laser surgery that is used to lower intraocular pressure in glaucoma. Several situations exist when laser therapy may prove beneficial to the control of intraocular pressure, in association with medical therapy and may enhance quality of life by preserving visual function. Micropulse laser trabeculoplasty mlt versus selective laser trabeculoplasty slt for treatment of open angle glaucoma the safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Laser trabeculoplasty alt or slt is an office based procedure performed to lower eye pressure in patients with open angle glaucoma. It was not until 1979 that wise and witter3 described a modified technique to perform argon laser trabeculoplasty, which subsequently gained acceptance as an. Slt vs medical therapy as initial treatment of glaucoma. Fabricarea implanturilor prin topire selectiva laser. Selective laser trabeculoplasty versus argon laser trabeculo. Lasers in glaucoma summarizing lasers in glaucoma are an important part of the armamentarium in the management. The technicians will perform various tests including, but not limited to, checking your vision, obtaining eye pressures and dilation. The handful of analyses that compared laser and medication favor laser as being more costeffective. A special lens, which directs the laser energy to the eyes drainage angle, then will be placed on the eye along with some gel to allow the lens to fit properly. Selective laser trabeculoplasty is a type of laser treatment used to help your open angle glaucoma.
Selective laser trabeculoplasty slt is a relatively new type of laser in treating openangle glaucoma oag and is reported to be equally efficacious to a first line medication and argon laser. Trabeculectomy diverts aqueous humour from the anterior chamber inside the eye to the space under the conjunctiva the transparent skin that. The typical examination consists of multiple elements in a staged approach to provide both you and your physician with the most accurate information possible, ensuring quality care. Micropulse laser trabeculoplasty mlt versus selective. Selective laser trabeculoplasty or slt is a laser procedure considered to be the standard of care in treatment for primary open angle glaucoma poag. Slt trabeculoplastia laser selectiva tecnologia ioico. Selective laser trabeculoplasty as an initial treatment.
Trabeculoplastia selectiva con laser en glaucoma selective laser trabeculoplasy in the treatment of glaucoma by ailen garces fernandez, ibrain piloto diaz, maritza miqueli rodriguez, marerneda dominguez randulfo and liamet fernandez argones. Laser trabeculoplasty glaucoma institute new jersey nj. The laser is applied through a special contact lens to the drainage system of the eye where it stimulates a biochemical change that improves the outflow of fluid from the eye. Group 6 1 areej alsuwaida 2 razan alhabeeb 3 riam almutawa 4 suaad. Laser trabeculoplasty final report prepared for romana hasnainwynia, phd, ms ayodola anise, mhs patientcentered outcomes research institute addressing disparities program 1919 m street, nw suite 250 washington, dc 20036 prepared by shivani reddy, md msc meera viswanathan, phd ma andrew kraska, ba. Longterm outcomes of selective laser trabeculoplasty slt. Trabeculoplastia selectiva como alternativa terapeutica en.
Compare slt and alt, in terms of iop lowering, in patients with openangle glaucoma oag, in an adequately powered, randomized, clinical trial. In this procedure, a laser usually argon is used to create. Introducing optimis fusion, a new sltyag laser quantel medical. One of the main problems in openangle glaucoma is that the eyes drain does not work as well as in a normal eye. Selective laser trabeculoplasty is a laser treatment to treat glaucoma. The optic nerve carries images from the retina lightsensitive layer at the back of the eye to the brain, allowing you to see. Specifically, argon laser is used to improve drainage through the eyes trabecular meshwork, from which the aqueous humour drains. Selective laser trabeculoplasty slt is a rather new treatment alternative. Selective laser trabeculoplasty slt ophthalmology version 1. Predicate devicelumenis family of selecta ophthalmic laser systems, delivery device and accessories. It is done on an argon laser equipped slit lamp, using a goldmann gonioscope lens mirror. It is used when eye drop medications are not lowering the eye pressure enough or are causing significant side effects. It can also be used as initial treatment in glaucoma. Investigations into laser treatments of openangle glaucoma began in the early 1970s, but not until the late 1980s was ltp adopted as a standard treatment for the condition.
Trabeculoplasty with two different lasers in cats, monkeys and humans. Trabeculoplastia selectiva con laser en glaucoma scielo cuba. It was initially indicated for openangle glaucoma but has been proven to be efficacious for various types of glaucoma. Because costs for laser treatment are incurred early, while those for medication accumulate over time, the duration of a study influences the assessment of costeffectiveness. There are many glaucoma surgeries, and variations or combinations of those surgeries, that facilitate the escape of excess aqueous humor from the eye to lower intraocular pressure, and a few that lower iop by decreasing the production of. Patients whose eye pressure is still too high even though they are already on 1 or more eye medications or are intolerant to some of the eye drops due to allergy or other sideeffects are good candidates for. In the laser room, you will be seated at the laser instrument, and a drop of anesthetic will be placed in the eye. Device description the quantel medical optimis fusion is. Optimis fusion is a versatile laser platform combining yag photodisruption treatments and advanced slt photoregeneration therapy in one fully integrated. Laser treatment of the trabecular meshwork tm was first described in 1973 by worthen and wickham1 using an argon laser to perform trabeculoplasty and krasnov2 using a qswitched ruby laser to perform goniopuncture or laseropuncture. Argon laser trabeculoplasty alt was introduced about 25 years ago and involves the use of a bluegreen argon laser major wavelength peaks at 488 nm and 514 nm to treat the outer part of the trabecular meshwork and thereby improve aqueous flow and thus reduce iop. Pdf trabeculoplasty with two different lasers in cats. Trabeculoplastia selectiva con laser en glaucoma selective. The treatment is indicated to lower the intraocular pressure iop associated with the disease just as effectively as medication, ensuring greater health, time savings, financial benefits and fewer sideeffects.
To compare outcomes of selective laser trabeculoplasty slt with drug therapy for glaucoma patients in a prospective randomized clinical. To evaluate the effectiveness and the safety of the selective laser trabeculoplasty in patients affected by open angle primary glaucoma. Trabeculoplastia selectiva con laser slt, por sus siglas en ingles. Revise the last contributions in the treatment of the glaucoma with argon laser trabeculoplasty alt and contribute our experience. A retrospective study of 60 eyes is carried out of 37 patients who suffered a chronic simple glaucoma of open angle, to that which it made them a alt. Glaucoma is a group of diseases affecting the optic nerve that results in vision loss and is frequently characterized by raised intraocular pressure iop. This helps reduce intraocular pressure caused by openangle glaucoma see also.