Ophthalmology

Low vision is an uncorrectable loss of vision that interferes with daily activities. The World Health Organization 's (WHO 2010) criteria for low vision: Low vision is a best-corrected visual acuity lower than 0.5 logMAR (Snellen 6/18) but equal to or more than 1.3 logMAR (3/60) in the better eye, or visual field corresponding to less than 20 degrees in the better eye. Blindness is defined as a best-corrected visual acuity lower than 1.3 logMAR or a visual field no more than10 degrees in the…

Strolling through the mall in search of an optometrist office I visited two years ago, I ran into a doctor by the name of Courtney Thompson. She was wearing green scrubs and white tennis shoes along with a warm smile. She spoke with a pleasant tone as she politely asked, “How can I help you today?” It took me by surprise that attention was directed towards me. I inquisitively responded, “I am looking for an optometrist office to speak with a doctor in regards to shadowing.” Her face lit up like…

When the time comes to visit an eye doctor in phoenix, many individuals are confused as to whether they need to see an optician, optometrist or ophthalmologist. Each individual plays a role in a person's eye care, yet most individuals need to only see an optometrist. Eye exams, as performed by an optometrist, allow health problems to be detected at any early stage. Many individuals don't realize that tumors may be detected through a routine eye exam, and the same is true of diabetes. In addition…

Visual acuity Main article: Visual acuity Visual acuity is the eye's ability to detect fine details and is the quantitative measure of the eye's ability to see an in-focus image at a certain distance. The standard definition of normal visual acuity (20/20 or 6/6 vision) is the ability to resolve a spatial pattern separated by a visual angle of one minute of arc. The terms 20/20 and 6/6 are derived from standardized sized objects that can be seen by a "person of normal vision" at the specified…

A systemic neurologic assessment approach is the first step to identify the early signs of neurologic changes. The cranial nerve assessment includes assessing cranial nerve from 1 through X11, which have sensory, motor either somatic or parasympathetic, or have a mixed function. Olfactory Nerve (CN I)- the olfactory nerve serves the sense of olfaction or smell, Test is done with the use of non-noxious aromatic substances and check if able to smell and identify and mark if any abnormality noted.…

Lens Crafters has been in business since 1983 and used a unheard off method of offering customers a set of glasses within one hour. They broke the mold on this idea giving copy cats such as Vision Works something they can use. The company has been able to evolve over time and keep up with demand and technology. They have used operations Management Successfully over the years to continue to be a major competitor in eye care needs. LensCrafters ability to keep up with technology, good customer…

When a person has low vision or a visual impairment they often need a support network that is composed of their family and friends. Most people instinctively agree to support their loved ones, but they may not truly understand the level of support that might be required. The article, Family Functioning and Low Vision: a systematic review, by Jennifer K. Bambara examines the issues faced by individuals with low vision and the family members that choose to support them. People with low vision are…

Since a young age, the question, “What do you want to be when you grow up?” was constantly thrown at me, forcing it to be a topic of importance even in my childhood. Growing up, I had extreme care for others; whatever I put my mind to, I was sure to complete with great passion. While narrowing down what career path I wanted to pursue, I was certain I wanted to pick something in the medical field, hoping to positively touch and change the lives of many. Optometry has had an impact on my life ever…

The Effects of My Corneal Ulcer I was a contact wearer and I wore contacts for about four to five months until something execrable occurred. I thought it was just a common pink eye but, later found out that I had contacted a corneal ulcer which I knew would probably change my life forever. The use of contact lenses resulted in a corneal ulcer that contributed to the loss of my eyesight. I have regained my eyesight but I still have trouble seeing. If I didn’t go to the…

Vision can change temporarily or permanently due to eye problems that can provide information in a patient’s health status as well as problems with self-care. Changes in the structural components of the eye caused by aging begin early especially with the lens of the eye. Visual functions are reduced due to age-related changes of the nervous system and in the eye support structures. Three layers form the wall of the eye: sclera, choroid, and retina. The sclera, a thick, white, outermost layer…