| Glaucoma is a disorder that manifests itself in | | | | classified as primary and secondary. |
| frequent clinic visits, is produced by increased | | | | Primary glaucoma |
| intraocular pressure and affecting more than 2% | | | | Are two major changes in the aqueous humor |
| of the population of the world from between 40 | | | | drainage: |
| and 50 years. It is not a disorder that is deve | | | | 1. The gradual closure of the trabecular network, |
| move left over because if untreated, leads to | | | | which normally communicates with the canal of |
| blindness. | | | | Schlemm, is a disease whose incidence increases |
| The normal intraocular pressure is maintained by | | | | with age, mainly affects older than 40 to 50 |
| the continuous secretion of aqueous humor by | | | | years and is often familial (autosomal dominant |
| the ciliary body, then offset by its absorption into | | | | decendencia possible). Since the drainage angle is |
| the anterior chamber through seepage from the | | | | normal, is called primary open-angle glaucoma. |
| trabecular network of the iris to the periphery of | | | | 2. As age progresses, patients have a congenitally |
| Schlemm canal. Glaucoma in this balance is altered, | | | | narrow anterior chamber can develop a greater |
| usually by alterations in the filtration and resorption | | | | narrowing of the angle between iris and cornea, |
| of aqueous humor (there are various pathological | | | | leading to a functional blockade of the aqueous |
| processes is an studied but an associated with | | | | humor drainage by raising the intraocular pressure |
| genetic processes). | | | | in ending this disease. This happens especially |
| ((Studies of molecular genetics have pointed the | | | | when the pupil is dilated, as the iris is thickened |
| way to alternative methods for the examination | | | | over the contract. Therefore, acute attacks may |
| of mass population with glaucoma. We have | | | | be precipitated by prolonged darkness. Since the |
| several techniques. Chromosomal abnormalities | | | | drainage angle is abnormal, is known as primary |
| were found in the Rieger syndrome (chromosome | | | | angle-closure glaucoma |
| 4q). It would be useful to the analysis of genes | | | | Secondary glaucoma |
| with higher probability if it is believed that the | | | | As the name refers to is by diseases that |
| disease is caused by one of the hundred or more | | | | obstruct the drainage of aqueous humor. For |
| genes, such as autosomal dominant RP. has not | | | | example, there may be adhesions between iris |
| been shown to be useful for the genetics of | | | | and cornea caused by uveitis or secondary |
| glaucoma.)) | | | | vascular proliferation by retinal ischemia |
| In the two clinical syndromes orientacion the | | | | (secondary angle-closure glaucoma). It can also |
| chronic and acute glaucoma. | | | | cause a blockage of the trabecular network of |
| What is the difference between chronic and acute | | | | solid particles of the aqueous humor, especially |
| glaucoma? | | | | degenerated lens material, pigment from |
| Chronic glaucoma occurs when the increase in | | | | melanocytic lesions and abundant macrophages in |
| intraocular pressure is set and slowly progressive | | | | response to hemorrhage or inflammation |
| and, if untreated, produces a slow and | | | | (secondary open angle glaucoma, or subsequent |
| progressive deterioration of visual acuity. Acute | | | | to infection). |
| glaucoma is associated with a rapid increase in | | | | Congenital glaucoma |
| intraocular pressure, and cause intense pain and | | | | The term of congenital glaucoma is considered a |
| redness of the eye, with rapid deterioration of | | | | number of diseases, the majority of hereditary |
| vision (which may be permanent if not treated | | | | origin, characterized by ocular anomalies exist in |
| with urgency). The consequential intraocular | | | | the source responsible for an increase in |
| hypertension are the excavation of the optic | | | | intraocular pressure (IOP). |
| papilla, which is achieved by means of scanning | | | | The most common of congenital glaucoma is the |
| the bottom of the eye in the consultation clinic, | | | | primary congenital glaucoma (50%), but anyway, |
| and degeneration of retinal ganglion cells. | | | | a unique disease. It comes in the first three years |
| Symptoms and signs that are produced are a | | | | of life. |
| progressive loss of peripheral vision, leading to | | | | There is a defective development of the exit |
| blindness if untreated. In acute glaucoma destroys | | | | routes of aqueous humor. In the first weeks or |
| the endothelium, which leads to corneal edema | | | | months of life is to be presented and tearing the |
| and corneal painful blisters. In chronic glaucoma the | | | | child is not able to keep their eyes open when |
| processes are very different manifestation of the | | | | there is light (photophobia). The cornea loses |
| sclera can relax and form bumps called | | | | transparency and is whitish. Simultaneously, the |
| estafilomas. | | | | eye, as a result of increased pressure inside it |
| The more or less without glaucoma is due to a | | | | increases in size. Be especially careful with children |
| lack of filtering the aqueous humor by the | | | | who have their eyes much bigger than other |
| trabecular network | | | | children their own age, especially if it bothers |
| There are various processes of Pathological | | | | them a lot of light. |
| frequent source of glaucoma, which can | | | | |