Definition:
Yellow fever (also called yellow jack, black vomit or sometimes American Plague) is an acute viral disease. It is an important cause of hemorrhagic illness in many African and South American countries despite existence of an effective vaccine. The yellow refers to the jaundice symptoms that affect some patients.It is a viral infection transmitted by [...]
Definition:
Chikungunya is viral fever caused by an alphavirus. Chikungunya is spread by the bite of Aedes and Culex mosquitoes.
This virus belongs to the genus Alphavirus in the Togaviridae family of viruses. Other Alphaviruses include the Sindbis, eastern and western encephalitis, Semliki Forest and Ross River viruses. The Togaviridae family also includes the genus Rubivirus, [...]
Definition:
Ordinary dry skin (xerosis) usually isn’t serious, but it can be uncomfortable and unsightly, turning plump cells into shriveled ones and creating fine lines and wrinkles. More serious dry skin conditions, such as the inherited group of disorders called ichthyosis, can sometimes be disfiguring enough to cause psychological distress.
Fortunately, most dry skin results from environmental [...]
Definition
Colon polyps are fleshy growths that occur on the inside (the lining) of the large intestine, also known as the colon. Polyps in the colon are extremely common, and their incidence increases as individuals get older. As many as 30 percent of middle-aged and older adults have one or more colon polyps — a small [...]
Definition:Chlamydia is a common sexually transmitted disease (STD) caused by the bacterium, Chlamydia trachomatis, which can damage a woman’s reproductive organs. Even though symptoms of chlamydia are usually mild or absent, serious complications that cause irreversible damage, including infertility, can occur “silently” before a woman ever recognizes a problem. Chlamydia also can cause discharge from [...]
Introduction:
Urinary tract infections are a serious health problem affecting millions of people each year.
Infections of the urinary tract are the second most common type of infection in the body. Urinary tract infections (UTIs) account for about 8.3 million doctor visits each year. Women are especially prone to UTIs for reasons that are not yet well [...]
Alternative Names:Physiologic ovarian cysts; Functional ovarian cysts
Definition:
An ovarian cyst is any collection of fluid, surrounded by a very thin wall, within an ovary.It is a sac filled with fluid or a semisolid material that develops on or within an ovary. Any ovarian follicle that is larger than about two centimeters is termed an ovarian cyst. [...]
Definition:
Wrinkles are a natural part of aging. As you grow older, your skin gets thinner, drier and less elastic. And it becomes less able to protect itself from damage. As a result, wrinkles, lines and creases form in your skin. Although genetics are the most important determiner of skin texture, a major contributor to wrinkles [...]
Definition:
Prostatitis is inflammation or infection of the prostate gland — an organ about the size and shape of a walnut, located just below the bladder in males. The prostate gland produces semen, the fluid that helps nourish and transport sperm. Prostatitis can cause a variety of symptoms, including a frequent and urgent need to urinate [...]
Definition:
Candidiasis is an infection caused by a species of the yeast Candida, usually Candida albicans. This is a common cause of vaginal infections in women. Also, Candida may cause mouth infections in people with reduced immune function, or in patients taking certain antibiotics. Candida can be found in virtually all normal people but causes problems [...]
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Definition:
Hypoglycemia is the clinical syndrome that results from low blood sugar. The symptoms of hypoglycemia can vary from person to person, as can the severity. Classically, hypoglycemia is diagnosed by a low blood sugar with symptoms that resolve when the sugar level returns to the normal range.
Risk Factor:
While patients who do not [...]
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Other Names:Weil’s disease, canicola fever, canefield fever, nanukayami fever, 7-day fever and many more
Definition:Leptospirosis is an infectious disease caused by a particular type of bacteria called a spirochete. Leptospirosis can be transmitted by many animals such as rats, skunks, opossums, raccoons, foxes, and other vermin.The infection is commonly transmitted to humans by [...]
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Definition:
A heart block is a disease in the electrical system of the heart. This is opposed to coronary artery disease, which is disease of the blood vessels of the heart. While coronary artery disease can cause angina (chest pain) or myocardial infarction (heart attack), heart block can cause lightheadedness, syncope (fainting), and [...]
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Definition: Rosacea (pronounced roh-ZAY-sha) is a common but little-known disorder of the facial skin that affects an estimated 14 million Americans — and most of them don’t know it. It is an inflammatory skin disease that causes facial redness. You may mistake some of its characteristics — small, red, pus-filled bumps [...]
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Definition: Seborrhea (say: seb-uh-ree-uh) is a common skin problem. It causes a red, itchy rash and white scales. When it affects the scalp, it is called “dandruff.” It can be on parts of the face as well, including the folds around the nose and behind the ears, the forehead, and the eyebrows [...]
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Alternative Names : Hypertrophic scar; Keloid scar; Scar - hypertrophic
Definition : A keloid is a type of scar which results in an overgrowth of tissue at the site of a healed skin injury. Keloids are firm, rubbery lesions or shiny, fibrous nodules, and can vary from pink to flesh-colored or red [...]
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It’s common for a speck of dirt to get blown into your eye, for soap to wash into your eye, or for you to accidentally bump your eye. For these types of minor eye injuries, home treatment is usually all that is needed.
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Some sports and recreational activities increase the risk of eye [...]
Definition: Cardiovascular disease refers to the class of diseases that involve the heart or blood vessels (arteries and veins). While the term technically refers to any disease that affects the cardiovascular system (as used in MeSH), it is usually used to refer to those related to atherosclerosis (arterial disease). These conditions have similar causes, [...]
Definition:Whether you’re at work or at play, if you overuse or repetitively stress your body’s joints, you may eventually develop a painful inflammation called bursitis.
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You have more than 150 bursae in your body. These small, fluid-filled sacs lubricate and cushion pressure points between your bones and the tendons and muscles near your joints. They help [...]
At one time or another, everyone has had a minor toe, foot, or ankle injury that caused pain or swelling. Most of the time our body movements do not cause problems, but it’s not surprising that symptoms develop from everyday wear and tear, overuse, or an injury. Toe, foot, or ankle injuries most commonlyoccur during:
*Sports [...]
