![]() |
Your doctor may look for the following: The presence of eosinophils (a type of white blood cell) in scrapings, secretions, or discharge; A positive skin test for suspected allergens (see allergy testing; A pattern of small, raised bumps on the ins...
|
|
|
Allergy tests may be of two general types. In vivo tests that measure the immune response to an agent called an allergen that induces an allergic (atopic) reaction, and in vitro tests that measure the antibodies that mediate an allergic response.
|
|
|
Allergy tests evaluate levels of allergic sensitivity to commonly encountered allergens, which may be foods, pollen, chemicals, or other substances in the environment. Purpose When recurring symptoms in children indicate sensitivity to certain substances in the environment, allergy testing can be used to identify the particular allergens that my be triggering reactions.
|
![]() |
A standard ophthalmic exam is a series of tests performed by an ophthalmologist (eye doctor). An optometric or eye exam may also be performed by an optometrist. The tests measure the refraction (need for glasses) and visual acuity of the eye and check for disease. (See also Refraction test .)
|
|
|
An eye examination is a series of tests performed by an ophthalmologist or an optometrist to determine if there are any pre-existing or potential problems with a patient's vision . Purpose Eye examinations measure a person's ocular health and visual status, in order to detect abnormalities in the components of the visual system, and to determine how well the person can see.
|
|
Detailed information on eye examinations and at what age they are recommended
|
|
Detailed information on eye examinations in children
|
|
Detailed information on eye examinations in children
|
|
During a physical examination, a health care provider studies a patient's body to determine the presence or absence of physical problems. A typical physical examination includes: Inspection (looking at the body) Palpation (feeling the body with hands) Auscultation (listening to sounds) Percussion (producing sounds)
|
![]() |
Allergy tests are any of several tests used to determine the substances to which a person is allergic.
|
|
|
Allergy tests indicate a person ' s allergic sensitivity to commonly encountered environmental substances. Purpose Allergy is a reaction of the immune system.
|