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 .
|Genre:||Health and Food|
|Published (Last):||13 June 2006|
|PDF File Size:||20.57 Mb|
|ePub File Size:||17.61 Mb|
|Price:||Free* [*Free Regsitration Required]|
He returned with complaints of photophobia and the inability to close his right eyelids. 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.
A month-old boy antetior referred to the Oculoplastic Clinic at Labbafinejad Medical Center for treatment of a bulging and deformed blind left eye.
Such manifestations result from many factors, ranging from direct drug effects to the social environment of the patient. Besides increased complexity of large graft surgery resulting from loss of limbal support and subsequent protrusion of the lens-iris diaphragm during surgery, the poorer outcomes observed in these types of procedures are staphylima, including extensive initial infection, postoperative chronic ocular surface and anterior segment inflammation, and secondary glaucoma.
Case Reports Acquired anterior staphyloma after corneal ulcer associated with the use of crack.
Secondary angle closure glaucoma resulting from total anterior stapjyloma leads to gradual bulging of the cornea. Services on Demand Journal. No specific financial support was available for this study. Corneal epithelial defects after smoking crack cocaine. Corneal exposure can result in chronic keratitis, epithelial metaplasia and keratinization.
InMcHenry et al.
Acquired anterior staphyloma after corneal ulcer associated with the use of crack
Our patient admitted to smoking crack cocaine for 4 months and also on the day of admission. Following surgery, the patient was again lost to follow-up. Descrevemos um raro caso de estafiloma anterior adquirido em um paciente viciado em crack.
Anterior staphylomas are rarely observed in patients with Peters anomaly 2. It is diagnosed by ophthalmoscopy, which shows an area of retinal excavation in the region of the staphyloma.
When related to myopia, the vision correction or disturbance is usually from the myopia alone although the staphylomatous protrusion in the back of the eye can contribute to visual distortion. The congenital staphylomas occur staphjloma the optic disc which is commonly of normal anterioe, but frequently the vision is substantially lowered in these cases.
What is staphyloma?
The right eye had a chorioretinal coloboma. Keratectasia is probably not a developmental abnormality and seems to occur secondary to intrauterine keratitis or vitamin deficiency leading to corneal perforation.
Slit-lamp examination of the right eye revealed an inflamed conjunctiva, a total epithelial defect, a large 5. Normal and abnormal development congenital deformities In: The protrusion is generally black in colour, due to the inner layers of the eye.
Initially, his visual acuity was light perception in OD, and slit-lamp examination revealed a corneal infiltrate with a peripheral perforation and an iris prolapse. American Academy of Ophthalmology.
The appearance of the protruded area was similar to a blueberry in color, size, and shape Figure 1. Author information Copyright and License information Disclaimer. Left eye examination revealed inferior superficial punctate keratopathy without the evidence of an infection.
He then returned to hospital with complaints of light sensitivity and difficulty in closing his right eye. Defective vision occurs due to marked corneal astigmatism.
There may be associated secondary angle closure glaucoma, may cause progression of the bulge if not treated. External disease and cornea. The corneal stroma was edematous, vascularized and diffusely infiltrated by acute aanterior chronic inflammatory cells.
Enter a Valid email address.
Congenital Corneal Staphyloma
His left eye was stable. Disclosure of potential conflicts of interest: Get ophthalmologist-reviewed tips and information about eye health and preserving your vision.
Acquired anterior staphyloma occurs subsequent to corneal perforation, usually following untreated or staphyoma infective keratitis 1.
The opaque cornea showed surface keratinization and a cystic forward projection measuring 16 mm. On microscopic examination, the cornea demonstrated diffuse ectasia and the corneal epithelium showed hyperkeratosis, parakeratosis, acanthosis and irregular elongation of rete pegs. Congenital corneal staphyloma is characterized by total corneal opacification, ectasia and forward protrusion between the eyelids.