Usher syndrome – «a genetic disease causing deaf and blindness.» A simple definition. In essence, this disease slowly blinds you by progressive retinis pigmentosa, as well as ruin your hearing through congenital hearing loss. This particular disease can only be inherited, and is uncommon becuase it is a recessive trait. It can occur in an estimated 1 in 11,000 people. «Usher Syndrome» is not a name which best describes or reflects its signs and symptoms. It was named this becuase of C.H. Usher, a British ophthalmologist. He wrote about the disease when it was unknown, and described cases in which there was a clear link between congenital deafness and retinis pigmentosa. This was long ago, and he was ahead of his time, as the paper was writtin in 1914. This condition has three seperate types; Usher Syndrome I, II and III. I is the most unfair, as the child is born almost completely deaf, and eyesight begins to fail after about age 10. In type II, eyesight does not tend to degrade until later in life, but the child is born hard of hearing. Type III syndrome is the most common, wherein loss of sight and hearing occurs much later in life. The USH3A gene is responsible for creating a protien that is essential in the development and upkeep of the retina and inner ear. Usher syndrome type III is a result of a mutation whithin this gene, however, the full explanation as to the protiens role in vision and hearing loss, is yet to be discovered.
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If you notice a red, sore throat, with swollen neck lymph nodes, a fever, headache, and white spots on your tonsils, then you probably have what is known as strep throat. In childrens cases, it can cause abdominal pain, nausea, and even vomiting. Symptoms such as a stuffy nose, sneezing, and coughing, which are common for colds, are not generally seen in the case of strep throat. If harsh symptoms do not arise, and you are untreated, you could be infecting people in your surroundings for the first 2 to 3 weeks of contraction. After a treatment has begun, however, you are only contageous for the next 24 to 28 hours. Generally, you contract strep throat through a bacterium that is spread by close contact to an infected person. In some cases you can get the virus through contaminated food. How do you know for sure? The doctor of course! Your doctor will swab your throat to test for the bacterium culture, or for a rapid strep test. This process can be done in the doctors office, and only takes 5 to 10 minutes. If the original tests come back negative, then a second «follow – up culture» test may take place. This can take up to 2 days for results. If you are taking medication, and both tests are negative for strep, discontinue use of the antibiotics, as this may suggest that you have a viral infection and need to be treated properly.
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Several lung cancer treatments are currently available and the determination as to which one is prescribed depends on the lung cancer stage that has been diagnosed, the location of the cancer, and the patient’s health. The most common treatments for lung cancer include Surgery, Radiation, Chemotherapy, and Targeted Therapy. Surgery Surgery involves cutting away a cancerous tumor and a portion of the tissue that has surrounded the tumor. Sometimes the surgical treatment involves removal of the entire affected lung. Surgery is often effective, but recovery time can be long. Because the surgeon will have to cut through the rib cage to get to the lungs, there will be pain and bed rest for one to two months after the procedure. In addition to traditional surgical methods, other types of surgical procedures can be used depending on the location of the tumor and also the patient’s physical condition. A craniotomy, which is basically surgery performed through a hole made to the skull can be prescribed to tumors located in the brain. For small tumors, a procedure whereby a video camera is inserted into a tiny incision helps the surgeon zero in on a tumor. Because the incision is small, pain is generally reduced. Radiation Radiation can either be used by itself or in conjunction with a surgical procedure. Radiation can be beamed directly at the cancerous tumor from the outside of the body using a laser, or radiation can be delivered directly to the tumor via a small pellet. When a patient’s overall state of health is poor, radiation is a better alternative than undergoing a surgical procedure. In cases where surgery has been performed, radiation might also be prescribed as a way to remove the cancerous cells that for whatever reason could not be surgically removed. Radiation to remove brain tumors can result in changing the brain’s functionality later on, but may be the only option. Chemotherapy Chemotherapy is actually a drug that works to remove cancer by way of the bloodstream. Chemotherapy drugs can be taken either orally or administered via an injection into a vein. Because the bloodstream can carry the drug throughout the body, Chemotherapy is often the preferred treatment when lung cancer has spread well beyond the lungs. One problem associated with chemotherapy is that it can also cause damage to healthy cells and the cells that produce blood that reside within the bone marrow. Low blood counts can lead to a number of different problems so Chemotherapy treatment must be closely monitored. Targeted Therapy Targeted Therapy is a relatively new treatment option that does show promise. Instead of focusing on destroying damaged cells (which can also damage healthy cells), these drugs instead are designed to interfere with a cancerous cell’s ability to grow. Right now, Targeted Therapy drugs are given to patients only after other treatment options have been attempted. And unfortunately, Targeted Therapy has not been effective for all patients. Each lung cancer treatment option has benefits, risks and frequently, side effects. Deciding which option is best is something that only a doctor and patient can determine.
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Cancer is a disease that affects cells of the body. Cells are extremely small units that build together and form all living things, which include human beings. In any given person’s body, you will find billions of cells. Cancer occurs when unusual and abnormal cells grow and spread very quickly. Normal cells in the body divide, grow to a certain size and then stop. Over the course of time, cells will even die. Cancer cells do not follow this normal pattern of division and growth, however. They divide very quickly and just continue to grow. Normally, cancer cells do not die and they clump together in groups to form what are called tumors. The cancer cells in a tumor can damage and destroy surrounding healthy body tissues. When these healthy tissues are damaged and destroyed, the person with the tumor can become very sick. Cancer is capable to spreading to other parts of the body, as well. It is not unusual for part of a tumor to break off and travel to a distant area. Once that piece of the tumor comes to a stop in another area of the body, it will continue to grow and can create a new tumor. When cancer spreads like this, it is called metastasis. When in the body, cancer can cause a person to feel very sick. Since early detection is a big factor in treatment, it is good to be aware of the signs of this disease. Some signs of cancer include: · A lump in the breast or testicles · A change in the skin, a wart or a mole · Persistent sore throat that doesn’t heal · A significant change in bladder and bowel movements · Coughing blood or a persistent cough that won’t stop · Indigestion and trouble swallowing · Unusual bleeding or vaginal discharge · Chronic fatigue Many of these symptoms can be from other illnesses which are not as serious as cancer. However, if you are ever faced with any of the symptoms above, it might be a good idea to see your family physician right away. Although the exact cause of cancer is still somewhat of a mystery, it is known that cancer is not contagious. You cannot catch cancer like you can the common cold. Unhealthy habits like smoking and excess drinking can increase your chances of getting cancer, but doctors aren’t sure why some people get this serious disease and others do not.
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