Dr. Demartini's Activity

  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    Can scar tissue be removed around the cornea?

    The cornea is the round, clear first lens of the eye that allows us to see inside the eye to the iris and the pupil. Most patients don't appreciate the cornea because it is so clear and invisible.
    When the cornea scars it turns opaque and then it is more visible to the average observer. This opacity,...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    What is giant papillary conjunctivitis?

    Giant papillary conjunctivitis is a type of conjunctivitis that usually is caused by a form of constant irritation that often lasts for months or years. Because of this irritation, the conjunctiva under the eyelids forms large bumps (giant papilla) that are the characteristic sign of this problem....Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    How do I get a corneal transplant?

    Corneal transplant are done by specialist ophthalmologists that have trained and studied this advanced procedure. You would have to be referred to one of these subspecialists. They would then determine what is the best type of corneal transplant for your individual needs. There are now partial corneal transplants that...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    What causes eye burn injuries in veterans?

    Combat soldiers are exposed to many forms of burns that can effect their eyes.Thermal, chemical and radiation can cause burns.
    Healthy eyes must have a moist, clean and smooth environment to function well.This requires adquate tear volume and quality, functioning eyelids and normal sensation to the eye tissues.&nbs...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    How is keratoconus treated?

    Keratoconus is the cone-like steepening of a patient's cornea that causes significant distortion of vision. When keratoconus starts ("forme fruste") there is only a very subtle distortion of the patient's vision that can often be treated with glasses. As the cone formation gets worse, rigid contacts...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    Is it possible to develop cataracts in both eyes?

    Cataracts are the degeneration of the cells inside the human crystalline lens. Most cataracts are caused by aging and the natural deterioration of the body's tissues. Hence, this degeneration happens within both eyes at the same time and most people have bilateral cataracts developing at the same time....Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    What could cause blurred vision in one eye only?

    The eyeball is a biologic camera. It gathers light, focuses the light on the retina, and the retina interprets the light to send an image back to the brain. All these functions have to work well to get a clear image. Genereally the eyes work independently so that eventhough one eye works poorly the other...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    Is epidemic conjunctivitis pink eye serious?

    Epidemic keratoconjunctivitis (commonly referred to as "pink Eye") is cuased by a very contagious virus that easily spred. Commonly, slight contact with infected tears or other nose or throat fluids leads to easy transmission of this infection. Most patients have a short incubation period before they show...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    How is uveitis treated?

    Uveitis is inflammation in the uveal tissues (iris, ciliary body and choroid). There are many different causes for uveitis and the treatment depends on the cause. If it is infection such tuberculosis or herpes simplex virus then the antibiotics for this is the treatment. If the cause is an inflammatory disease such...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    How can foreign bodies on the eye be removed?

    There are many different types of foreign subsatance that can injure an eye. Most commonly they are very small, on the surface and are hard to see by the patient or a family member but can be easily felt by the patient. These foreign bodies can be better seen by the eye doctor who has magnifying instruments...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    Could dry eyes be related to trigeminal nerve pain?

    Trigeminal neuralgia involves the trigeminal nerve which brings sensation from the face to the brain. This nerve acts abnormally when the slightest stimulation causes severe pain in this one nerve that can be very debilitating. Most patients try to avoid these slight sensations. Dryness is not a...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    Can I wear contact lenses if I have glaucoma?

    Glaucoma is the progressive loss of vision usually due to elevated pressure in the eye. Most patients that have glaucoma need to use drops to treat this disease. Most drops are used infrequently such once or twice a day. It is preferred that these drops are placed in the eyes when there is not a contact...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    How is pink eye treated?

    The most common cause for pink eye is a virus. This usually comes from a viral cold, sore throat or flu. As with most viral infections, the body will improve its immunity and clear the virus and the effects of the infection (such as pink eye). Therefore no antibiotics are necessary to cure a viral pink...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    How is the intraocular lens (IOL) implanted?

    Cataract surgery is the removal of a cloudy human ("crystalline") lens followed by the insertion of and artificial (IOL) lens. During the removal of the crystalline lens the outer skin (capsular bag)of the cataract is left in place. This capsular bag is the used to hold the IOL as it will eventually collapse...Read More
  • Dr. David R. Demartini, MD - Walnut Creek, CA - Ophthalmology

    When is cataract surgery not recommended?

    Cataract surgery is usually very successful and improves vision for a majority of patients. However there are times when the surgery could cause problems for the eye such as make diabetic retinopathy worse, activate previous herpes keratitis, increase previous intraocular inflammation or advance...Read More