News » Keratitis: causes, therapies and those most at risk
Keratitis, which hears little in truth, is a consistent eye condition in inflammation of the cornea.
The very fact that it should be to fall to the detriment of the cornea already gives an idea of its severity if not promptly treated, in fact, can go to jeopardize the correct view, both day and night. Timeliness in the care constitutes an indispensable trick: it allows you to enjoy high probability of complete recovery from the disease in question.
Keratitis: causes and types
Keratitis can be found because:
- Of infectious origin (bacteria, viruses, fungi, protozoa);
- In the physical agents (ultraviolet rays);
- In systemic diseases (disseminated vasculitis and rheumatoid arthritis);
- In irritation due to prolonged use of contact lenses;
- In severe vitamin A deficiency;
- In the use of certain drugs.
There are different types of keratitis: from the surface, where the surface cells die, the interstitial keratitis, which, unfortunately, often lead to problems throughout life, to arrive, finally, to the traumatic keratitis, which are consequences of a corneal trauma.
As they appear keratitis and how they can evolve?
Generally, keratitis are associated with loss of vision, intolerance to light and pain.
Small superficial erosions and disseminated within the corneal opacity may occur in the course of the disease. Another special feature is the growth of blood vessels within the corneal tissue.
Moreover, oftentimes, this disease is characterized by the presence of excess water content within the cornea. The evolution of the keratitis not cured can get, as already explained, to jeopardize the transparency of the cornea that is the basis of the same vision.
Furthermore keratitis may be complicated by loss of tissue (corneal ulcer) from the shape of a crater. The all, unfortunately, in the latter case, it can evolve into scars with adjoining impairment of vision.
When you start to worry?
The first signs of the presence of keratitis are represented by redness of the conjunctiva accompanied by eye inflammation, acute pain with even tearing at high intensity.
The cornea tends to become cloudy with vision problems and acute sensitivity to light.
Without treatment it can get to degenerate into corneal ulcer.
What subjects they are most at risk?
Surely the wearers of contact lenses must be very careful in lens care: contact lenses and their liquid retention, can indeed convey the eye infection.
Patients with Herpes Zoster - especially those with small lesions on the tip of the nose - can undergo a corneal involvement that can degenerate in keratitis.
Keratitis can be treated?
The therapy for the treatment of keratitis essentially depends on the cause.
It aims to Inflammation and infection control as well as to promote the growth of the epithelium. The infection can be controlled with antibiotics, eye drops (topical) and medication (oral).
Other anti-inflammatory drugs can be used to eliminate or reduce scarring and special lubricants.
It \'also provided the application of particular targeted therapeutic contact lenses to promote healing. These arrangements should be used carefully and only with a prescription.
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