Corneal ulcer

The cornea is the transparent tissue that covers the entire anterior area of ​​the eye and protects the iris and lens. External agentsAs mushrooms y bacteria, can affect the cornea and trigger a corneal ulcer.

La Corneal ulcer is an eye infection that occurs on the outside of the cornea.

This condition must be treated immediately to avoid major complications that can compromise eye health.

Corneal ulcer

The cornea is the transparent tissue that covers the entire anterior area of ​​the eye and protects the iris and lens. External agentsAs mushrooms y bacteria, can affect the cornea and trigger a corneal ulcer.

La Corneal ulcer is an eye infection that occurs on the outside of the cornea.

This condition must be treated immediately to avoid major complications that can compromise eye health.

What is a corneal ulcer?

La Corneal ulcer is a lesion that appears on the outside of the cornea as a result of an infection.

A corneal ulcer not to be confused with a keratitis. Both conditions are very similar, but they are not the same. 

La superficial keratitis or puntata It is the inflammation of the cornea caused by an infection. If the keratitis is not treated correctly, can get complicated until form a corneal ulcer and, eventually, produce an eye hole. 

La corneal ulcer is the infection that causes the formation of an open ulcer in the cornea.

This condition causes annoying symptoms and must be taken care of immediately to prevent the infection from progressing and form a fibrous scar that prevents vision. 

Other corneal ulcer complications are:

  • Corneal perforation.
  • Iris shift.
  • Eye hole.
  • Destruction of all tissue in the eye socket.

Causes of the ulcer in the eyes

The most common causes of corneal ulcer are: 

Bacterial infection

It is common in people who use contact lenses and are not careful with the hygiene of them.

You can also produce a bacterial infection by contact with contaminated water.

Fungal infection

This infection may also be caused by the incorrect use of contact lenses. Not take off the sleeping contact lenses and use steroid eye drops can irritate the eye and facilitate the corneal fungus penetration.

Herpes virus

The activation of herpes simplex by sun exposure or stress can derive the corneal ulcer formation.

Parasites

If the contact lenses and case are not cleaned and they are disinfected correctly parasites can stay in them that easily penetrate the cornea.

Eye trauma

Any eye injury can generate a wound to facilitate the pathogen penetration to the eye and cause a infection.

Severe dry eye syndrome

 

El Dry Eye It is produced by poor tear production or poor quality. Dry eye is one of the main causes of eye irritation, consequently, dry eye is one of the main causes Causes of corneal ulcer.

Problems closing the eyelids

If the eyelids have a problem to properly close the cornea, it can be irritated. The corneal dryness can lead to a corneal ulcer.

Ulcers in the eye can also be caused by inward growing eyelashes, inversion of the eyelids or inflammation of them.

corneal ulcer

Main symptoms

Main eye ulcer symptoms which affect the cornea are: 

  • Eye pain
  • Redness in the affected eye. 
  • Photophobia or sensitivity to light. 
  • Foreign body or sand sensation inside the eye.
  • Excessive tearing and constant. 
  • White Point or grayish in the corneal structure. 
  • Formation of a white cape at the bottom of the cornea.
  • Blood in the conjunctiva
corneal ulcers

Diagnosis

Yes, diagnose a corneal ulcer It is necessary to go to the ophthalmologist immediately after perceiving the symptoms described.

The ophthalmologist should perform a complete review of the ocular structure through the slit lamp, and in this way you can observe in detail the corneal ulcer.

It is also likely that the ophthalmologist stains the cornea with fluorescein to contemplate, in more detail, tissue lesions.

In certain cases, it will be necessary to analyze a corneal tissue sample to identify the pathogen It has caused infection and to know what is the right medication to use. 

corneal ulcer with fluorescein

Fluorescein-stained corneal ulcer

What is the best treatment for corneal ulcer?

El corneal ulcer treatment depends exclusively of the cause that caused the infection. 

La bacterial corneal ulcer must be treated with topical antibiotics

The parasite and fungal ulcer must be taken care of with antifungals to help remove the bacilli from the cornea

The antiviral eye drops are used to treat the corneal ulcer caused by herpes simplex virus.

It is usual for the ophthalmologist to prescribe drops that dilate the eye to relieve eye pain and avoid major complications. 

In some extreme cases the treatment of corneal ulcers implies transplant the cornea through surgical intervention. 

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Corneal ulcer, what it is, symptoms and treatment
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Corneal ulcer, what it is, symptoms and treatment
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Corneal ulcer is an eye injury that must be treated immediately to avoid major complications.
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Área Oftalmológica Avanzada
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