Several conditions cause symptoms of malnourishment. Different tests/quizzes can help you identify nutrient deficiencies. Find quiz information here. Malnutrition refers to getting too little, too much, or having an overall imbalance of energy...
Several conditions cause symptoms of malnourishment. Different tests/quizzes can help you identify nutrient deficiencies. Find quiz information here. Malnutrition refers to getting too little, too much, or having an overall imbalance of energy...
Corneal topography is an important component of a contact lens examination which keeps track of changes within the cornea. Corneal topography is a procedure used to monitor and measure changes that may occur to the shape and integrity of the cornea...
Get info on how optometrists perform different acuity testing to test people's eyesight and what having 20/20 vision means. Visual acuity is a measure of how well you can see. One of the most important components of an eye exam, a visual acuity...
There are differences between a routine vision screening and a comprehensive eye exam. Digital retinal imaging is an important part of an exam. Digital retinal imaging is fast becoming an additional part of having an annual wellness eye examination....
Eye doctors typically charge more for examinations if you are requesting contact lenses. Learn the different factors involved. If you recently had a contact lens examination, you may have been surprised at your final bill. Patients often wonder why...
Learn about a way to view the inside of the eye without the installation of dilating drops and why some doctors feel that it is the way of the future. It's been a year since your last visit to the eye doctor. You know how important it is to have an...
Learn about optical coherence tomography, or OCT, which is used during an eye examination to look at the back of the eye for any diseases. Optical coherence tomography (OCT) is a noninvasive imaging technology used to obtain high-resolution...
When your doctor orders a digestive health exam like a colonoscopy, knowing what to expect can reduce any anxiety you have. Explore what you need to know.
A fecal immunochemical test (FIT) is used to screen the stool for blood that can not be seen with the naked eye, or occult blood. A fecal immunochemical test (FIT)—also called an immunochemical fecal occult blood test, or FOBT—is used to test...
Sonography is a diagnostic medical test that uses high-frequency sound waves to bounce off of structures in the body and create an image. Sonography is a diagnostic medical test that uses high-frequency sound waves—also called ultrasound...
