Oedipus experienced blindness figuratively and eventually literally. The concept of sight and blindness in Oedipus Rex teaches many lessons. One lesson is that seeing something is based on one’s perspective, therefore it will not always be experienced the same way among different people. It depends on the way people perceive the information they receive. Another lesson is that a blind person may see more than someone who is not blind.
This can be caused if one eye is nearsighted (myopia) and the other is not, if one eye is farsighted (hyperopia) and the other is not, or astigmatism, which is the irregular curvature of the cornea, at a young age. This can also occur if one eye has more of a refractive error than the other has. Visual images in both eyes are degraded, resulting in abnormal visual
Wet AMD however is a more severe case of AMD which develops due to abnormal blood vessels growing under the macular, believed to be caused because of a misguided attempt to clear the waste products. They damage the macular as they can leak blood and therefore leave scarring. Dry AMD sufferers can lose vision gradually; Wet AMD sufferers can lose vision within a couple of days if not treated.
Macular representation occupies the posterior part of visual cortex near occipital pole.  EFFECTS OF LESION AT DIFFERENT LEVELS OF VISUAL PATHWAY: Injury to any part of optic pathway causes visual defect and the nature of defect depends upon the location and extent of injury. Loss of vision in one visual field is known as anopia. Loss of vision in one half of visual field is called hemianopia.  Effects of Lesion of Visual Cortex: Lesion of upper or lower part of visual cortex leads to inferior or superior homonymous hemianopia.
Blue color deficiency often appears in people who have physical disorders such as liver disease or diabetes mellitus." Now why is Color Blindness a genetic disorder? Well in the article "Color Vision Deficiency" by Genetics Home Reference, it helps us understand that color blindness is inherited in an X-linked recessive pattern. They also state that, "The OPN1LW and OPN1MW genes are located on the X chromosome, which is one of the two sex chromosomes. In males (who have only one X chromosome), one genetic change in each cell is sufficient to cause the condition.
Cataracts is mostly an age related condition. Diabetes and other eye procedures can also lead to the development of cataracts in the eye. Some other risk factors include excessive sunlight exposure, smoking, hypertension, eye injury, medications, and alcoholism. Signs and symptoms of cataracts includes difficulty seeing at night, light sensitivity,
Head injuries such as concussions or clean knockouts can lead to many bad effects, both in the short-term and in the long-term. In the short term, head injuries can potentially cause seizures, loss of sleep, dizziness, and lack of appetite.
Also, a potential drawback to serologic testing is a possible cross-reactivity with other protozoal parasites, generating in turn false-positive results. Such false-positivity may also arise in patients with rheumatoid arthritis or systemic lupus erythematosus, whereas in immunosuppressed patients the test could show false-negative
The microbiology laboratory is take a sample from patient to know what type of bacteria or another microorganism a causing the disease, and what the best treatment for it. The main purpose of the microbiology laboratory is work to discover the reason and causes of the diseases and treatment medical microbiology laboratory is one of important laboratory in clinical laboratory. The microbiology laboratory is very important that help to the diagnosis and pathogenesis of infectious diseases . The microbiology laboratory has many section such as bacteriology, parasitology, virology and mycology . Microbiology laboratory has many sections and each section do many type of test.
Ultimately, one can expect to have diseases related to hypohydration or even aggravation of the condition of the human body. It is known for example that during a hypohydration the body becomes less effective because the physical abilities are diminished and the intellectual capacities allowing the
Most people are diagnosed before age 30, but the disease can occur in people in their 60 's, 70 's, or even later in life. Children with the disease may experience decreased growth or delayed sexual development. Diagnosis : A specialist called a gastroenterologist may perform a colonoscopy or sigmoidoscopy to obtain bowel tissue for analysis. Blood tests, including blood counts .Stool samples to rule out infections as the cause of diarrhea. Special X-rays of both the upper and lower gastrointestinal tract may be ordered as well to confirm the location of the inflammation.