Most people who get shingles will not get the disease again. Disseminated zoster, which is a blistery rash that spreads over a large portion of the body and can affect the heart, lungs, liver, pancreas, joints, and intestinal tract. Shingles is caused by the same virus that causes chickenpox, the herpes zoster virus. However, a person can develop chickenpox from coming in direct contact with the blisters on a person with shingles. immune system fights germs and other foreign substances that enter the body. The virus also infects the nervous system, entering clusters of nerve cells called ganglia that are located along the spinal cord and in the head.
The shingles rash will break out in the areas of the body connected to those nerve cells. The rash of chickenpox can drive a person temporarily crazy because of the terrible itching. The culprit behind chickenpox and shingles is a herpesvirus called varicella zoster virus. Gershon& 146;s research, apparently is unnecessary for most cell-to-cell transmission of the virus within the body but is required for spread into the nervous system and from person to person. The new host breathes in the virus, which enters the mucous membrane in a person& 146;s respiratory tract and begins to spread without its envelope from cell to cell. The pain is usually on one side of the body and occurs in small patches. A red rash typically follows. Shingles can occur in anyone who has had chickenpox.
The virus stays in your body in an inactive state for the rest of your life. Anyone who has had chickenpox can have shingles, no matter how old they are. The virus enters the body by the nose or mouth and can make you sick, too. People with weakened immune systems may develop a rash all over their bodies that resembles chickenpox. Other symptoms of shingles can include the following:. Labyrinthitis: This term refers to infection and swelling in inner ear structures that affect balance as well as hearing.
Almost 1 out of 3 people in the United States will develop shingles during their lifetime. To receive email updates about this page, enter your email address:. Herpes zoster, better known as shingles, will affect one in five Australians during their lifetime, with more than 220,000 adults aged over 50 diagnosed every year. Shingles occurs because of a reactivation of the chickenpox virus, which remains in the nerve cells of the body, Dr Ronald McCoy, from the Royal Australian College of General Practitioners, says. When shingles occurs, it only affects one side of the body, usually in the form of a belt-like streak along a single line of nerves. It can also affect the eyes and more rarely the inner ear. However, most individuals who develop shingles do not have any underlying malignancy or other immunosuppressive condition. Once the virus gains access to the body it enters the nervous system and invades nerve cells located near the site of infection, such as in the sacral ganglia. Shingles can develop only from a reactivation of the varicella-zoster virus in a person who has previously had chickenpox. Infection during the first trimester or early second trimester may also affect the developing fetus and potentially cause birth defects. Disseminated Varicella: Disseminated varicella, which develops when the virus spreads to organs in the body, is extremely serious especially for people with weakened immune systems. Later in life, adults can develop a similar condition called shingles. Chickenpox is a contagious disease characterized by many itchy, red bumps all over the body. Shingles can also affect the eye and cause loss of vision.
How Contagious Is Shingles?
However, the virus that causes chickenpox and shingles can be spread from a person with active shingles to a person who has never had chickenpox or been vaccinated through direct contact with the rash. Shingles usually starts as a rash on one side of the face or body. VZV meningitis can occur at the same time as chickenpox or shingles or it can occur in its own without any rash or skin manifestation. Most causes of viral meningitis are not preventable, although a good general precaution against viral meningitis is attention to handwashing since enteroviruses in particular usually enter the body via the hand to mouth route. After several days or a week, a rash of fluid-filled blisters, similar to chickenpox, appears in one area on one side of the body. Shingles pain can be mild or intense. Shingles is a painful rash caused by reactivation of the chickenpox virus.
Read Bupa health information on Shingles – a painful rash of small blisters that appear on one side of the body, often in a band on the chest and back. Shingles occurs when the virus that causes chickenpox re-activates itself in your body. Shingles can affect the skin around your eyes (ophthalmic zoster). The most common way for asbestos fibers to enter the body is through breathing. Asbestos-containing ceiling tiles, floor tiles, undamaged laboratory cabinet tops, shingles, fire doors, siding shingles, etc. will not release asbestos fibers unless they are disturbed or damaged in some way. Typically the rash occurs on either the left or right of the body or face in a single stripe. If shingles develops, antiviral medications such as aciclovir can reduce the severity and duration of disease if started within 72 hours of the appearance of the rash. This condition may involve complications that affect several levels of the nervous system and cause many cranial neuropathies, polyneuritis, myelitis, or aseptic meningitis. Shingles can also affect the inside of the eye, a condition caused uvititis a swelling that could cause glaucoma, which is related to pressure in the eye, Chotiner said. Shingles is not contagious; it occurs when an unknown trigger causes the virus hiding inside the person’s body to become activated. Shingles is an infection that produces fluid-filled blisters on the skin, often near certain nerves. After you recover, the virus stays in your body in a weak form. Usually your body’s immune system is strong enough to keep the virus from causing any problems. Your doctor will ask about your medical history and symptoms.