Secondary angle closure glaucoma resulting from total anterior synechia leads to gradual bulging of the cornea. Corneal exposure can result in chronic keratitis. Looking for online definition of anterior staphyloma in the Medical Dictionary? anterior staphyloma explanation free. What is anterior staphyloma? Meaning of. histopathological features of congenital corneal staphyloma are discussed, as well as the possible anteroposterior length, with an abnormal anterior segment .
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National Center for Biotechnology InformationU. The donor graft was prepared freehand and sutured to the recipient scleral bed with nylon; the knots were rotated into the patient’s sclera Figure 2.
Lens status could not be ascertained because the lens was not visible. Corneal ulcers associated with aerosolized crack cocaine use.
The conjunctiva was closed, and subconjunctival antibiotics and steroids were injected. Trans Am Ophthalmol Soc. He then returned to hospital with complaints of light sensitivity and difficulty in closing his right eye.
When the cornea perforates, the iris plugs the wound, and a pseudocornea forms over the iris. Unfortunately, the patient was again lost to follow-up and never returned following the procedure.
The patient was diagnosed with an acquired anterior staphyloma resulting from corneal perforation, with plugging of the defect by the iris, and possibly related to an initial corneal epithelial defect that was associated with crack cocaine abuse.
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How to cite this article. On the equator of the eye region circumferencing the largest diameter orthogonal to the visual axis. The spectrum of associated ocular and systemic malformations. We describe an unusual case of acquired anterior staphyloma in a patient addicted to crack cocaine.
A staphyloma is an abnormal protrusion of the uveal tissue through a weak point in the eyeball. Richard E Bensinger MD.
This is the first case that is associated with anterior staphyloma. The cornea was edematous and up to 4 mm in thickness. Most Viewed content is not available. Get ophthalmologist-reviewed tips and information about eye health and preserving your vision.
Histopathologic and ultrastructural analysis of congenital corneal staphyloma. How common is retinal detachment for people with high myopia? Acquired anterior staphylomas most frequently occurs because of untreated perforated ulcers 1. Report of two cases. These two conditions differ only in the presence of uveal lining of the cornea in congenital staphyloma. Sclerokeratoplasty versus penetrating keratoplasty in anterior staphyloma.
Acquired anterior staphyloma after corneal ulcer associated with the use of crack
Irritation caused by caustic fumes promotes mechanical trauma from vigorous eye rubbing on the face of an already altered epithelial framework and hypoesthetic state.
He was the result of a normal full-term pregnancy and there had been no ocular discharge at birth. Rarely staphylomas can be caused by surgical weakening of the sclera at anterrior point. It is an ectasia of pseudocornea the scar formed from organised exudates and fibrous tissue covered with epithelium which results after sloughing of cornea with iris plastered behind, it is known as anterior staphyloma. However, we abterior follow up with suggested ways to find appropriate information related to your question.
The corneal epithelium is hyperkeratotic showing marked acanthosis. The right eye had a chorioretinal coloboma. Staphyloma occur in the front of the eye mostly as a response to trauma or infection in which the scleral architecture has been disturbed and the internal pressure of the eye stretches the weak point causing the protrusion and typical appearance.
From Wikipedia, the free encyclopedia. His visual acuity was hand motions. The congenital staphylomas occur near the optic disc which is commonly of normal size, but frequently the vision is substantially lowered in these cases. The iris appeared to adhere to the entire cornea. Ophthalmologists should be aware of the potential corneal complications related to drug abuse.
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