50 results found
Medical tests
… which are antibiotics. Lithium, which affects brain chemicals. How To Prepare Depending on the kind of medicine … which are antibiotics. Lithium, which affects brain chemicals. How To Prepare Depending on the kind of medicine …
Medical tests
… magnified, three-dimensional (3-D) view of the parts of the eye . During the examination, your doctor can look at the front parts of the eye. These parts include the clear, outer covering (cornea), … gel) that fills the large space in the middle of the eye. Special lenses can be placed between the slit lamp and …
Medical tests
… Overview A tonometry test measures the pressure inside your eye, which is called intraocular pressure (IOP). This test is used to check for glaucoma , an eye disease that can cause blindness by damaging the nerve in the back of the eye ( optic nerve ). Damage to the optic nerve may be caused …
Medical tests
… an infection, an allergic or toxic reaction to medicines or chemicals, and many conditions, such as leukemia . Red blood … poisoning , sickle cell disease , and reactions to some chemicals and medicines. A low RBC value may also be seen if … an infection, an allergic or toxic reaction to medicines or chemicals, and many conditions, such as leukemia . Red blood …
Medical tests
… is a test that lets a doctor see inside the back of the eye , which is called the fundus. The doctor can also see other structures in the eye. The doctor uses a magnifying tool called an ophthalmoscope and a light source to see inside the eye. The test is done as part of an eye examination. It may …
Medical tests
… Results Test Overview Gonioscopy is an eye examination to look at the front part of your eye (anterior chamber) between the cornea and the iris . … to see whether the area where fluid drains out of your eye (called the drainage angle ) is open or closed. It is …
Medical tests
… Overview Vision tests check many different functions of the eye. Some of the tests measure your ability to see details … you are to glare (brightness acuity), how well your eyes work together to provide depth perception, and more. … with examinations and tests that check the health of the eye. Here are some common tests that check for blurred or …
Medical tests
… in a sample of blood from a vein. Bicarbonate is a chemical that acts as a buffer. It keeps the pH of blood … in a sample of blood from a vein. Bicarbonate is a chemical that acts as a buffer. It keeps the pH of blood …
Medical tests
… Test Overview Electronystagmography (ENG) measures normal eye movement and involuntary rapid eye movements called nystagmus . It also checks the muscles that control eye movements. ENG checks how well the eyes, inner ears , …
Medical tests
… germs. The type of germ may be found using a microscope or chemical tests. Sometimes other tests are done to find the … germs. The type of germ may be found using a microscope or chemical tests. Sometimes other tests are done to find the …
