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Health Information Encyclopedia Aarskog syndrome 11/14/2011
Facial-digital-genital syndrome Causes, incidence, and risk factors: Aarskog syndrome is a genetic disorder that is linked to the X chromosome. It affects mainly males, but females may have a milder form. The condition is caused by changes (mutations) in a gene called "faciogenital dysplasia" ( FGD1 ).
Health Information Encyclopedia Aase syndrome 08/04/2011
Aase-Smith syndrome; Hypoplastic anemia/Triphalangeal thumb syndrome Causes, incidence, and risk factors: Most cases of Aase syndrome occur without a known reason and are not passed down through families (inherited). However, some cases have been shown to be inherited. The anemia in Aase syndrome is caused by poor development of the bone marrow, which is where blood cells are formed.
Health Information Encyclopedia Abdomen - swollen 10/14/2012
Swollen belly; Swelling in the abdomen; Abdominal distention; Distended abdomen Common Causes: Abdominal swelling, or distention, is more often caused by overeating than by a serious illness. This problem can be caused by: Air swallowing (a nervous habit) Buildup of fluid in the abdomen (this can be a sign of a serious medical problem) Gas in the intestines from eating foods that are high in fiber (such as fruits and vegetables) Irritable bowel syndrome Lactose intolerance Ovarian cyst Partial bowel blockage Pregnancy Premenstrual syndrome (PMS) Uterine fibroids Weight gain Home Care: A swollen abdomen that is caused by eating a heavy meal will go away when you digest the food.
Health Information Encyclopedia Abdominal aortic aneurysm 07/10/2012
Aneurysm - aortic; AAA Causes, incidence, and risk factors: The exact cause is unknown, but risk factors for developing an abdominal aortic aneurysm include: Emphysema Genetic factors High blood pressure High cholesterol Male gender Obesity Smoking An abdominal aortic aneurysm can develop in anyone, but is most often seen in males over age 60 who have one or more risk factors.
Health Information Encyclopedia Abdominal aortic aneurysm repair - open 12/10/2012
AAA - open; Repair - aortic aneurysm - open Description: The surgery will take place in an operating room. You will be given general anesthesia (you will be asleep and pain-free).
Health Information Encyclopedia Abdominal bloating 04/17/2012
Bloating; Meteorism Considerations: Common Causes: Common causes include: Air swallowing (a nervous habit) Constipation Gastroesophageal reflux Irritable bowel syndrome Lactose intolerance and other food intolerances Overeating Small bowel bacterial overgrowth Weight gain The diabetes medication acarbose, as well as any medicine containing lactulose or sorbitol, may cause bloating.
Health Information Encyclopedia Abdominal CT scan 11/09/2012
Computed tomography scan - abdomen; CT scan - abdomen; CAT scan - abdomen How the test is performed: You will lie on a narrow table that slides into the center of the CT scanner. Most often, you will lie on your back with your arms raised above the head. Once you are inside the scanner, the machine's x-ray beam rotates around you.
Health Information Encyclopedia Abdominal exploration 05/16/2012
Laparotomy; Exploratory laparotomy Description: Exploratory laparotomy is done while you are under general anesthesia, which means you are asleep and feel no pain.
Health Information Encyclopedia Abdominal girth 11/13/2011
Review Date: 11/13/2011 Reviewed By: David C.
Health Information Encyclopedia Abdominal mass 10/14/2012
Mass in the abdomen Considerations: An abdominal mass is usually found during a routine physical examination . Most of the time the mass develops slowly. You may not be able to feel the mass. Finding where the pain occurs helps the doctor make a diagnosis. For example, the abdomen is usually divided into four areas: Right-upper quadrant Left-upper quadrant Right-lower quadrant Left-lower quadrant Other terms used to find the location of abdominal pain or masses include: Epigastric -- center of the abdomen just below the rib cage Periumbilical -- area around the bellybutton The location of the mass and its firmness, texture, and other qualities can provide clues to its cause.
Health Information Encyclopedia Abdominal MRI scan 11/09/2012
Nuclear magnetic resonance - abdomen; NMR - abdomen; Magnetic resonance imaging - abdomen; MRI of the abdomen How the test is performed: You may be asked to wear a hospital gown or clothing without metal zippers or snaps (such as sweatpants and a t-shirt).
Health Information Encyclopedia Abdominal pain 07/16/2011
Stomach pain; Pain - abdomen; Belly ache; Abdominal cramps; Bellyache; Stomachache Considerations: Almost everyone has pain in the abdomen at one time or another. Most of the time, it is not caused by a serious medical problem. How bad your pain is does not always reflect the seriousness of the condition causing the pain.
Health Information Encyclopedia Abdominal pain - children under age 12 09/19/2011
Stomach pain in children; Pain - abdomen - children; Abdominal cramps in children; Belly ache in children Considerations: Almost all children experience pain in the abdomen at one time or another. Most of the time, it is not caused by a serious medical problem.
Health Information Encyclopedia Abdominal rigidity 10/14/2012
Rigidity of the abdomen Considerations: When there is a sore area inside the belly or abdomen, the pain will get worse when a hand presses against your belly area. Your fear or nervousness about being touched (palpated) may cause this symptom, but there should be no pain. If you have pain when you are touched and you tighten the muscles to "guard" against more pain, it is more likely caused by a physical condition inside your body.
Health Information Encyclopedia Abdominal sounds 10/14/2012
Bowel sounds Considerations: Abdominal sounds (bowel sounds) are made by the movement of the intestines as they push food through. Since the intestines are hollow, bowel sounds can echo through the abdomen much like the sounds heard from water pipes. Most bowel sounds are harmless and simply mean that the gastrointestinal tract is working. A doctor can check abdominal sounds by listening to the abdomen with a stethoscope ( auscultation ).
Health Information Encyclopedia Abdominal tap 08/10/2012
Peritoneal tap; Paracentesis How the test is performed: This test may be done in an office setting, treatment room, or hospital. The puncture site will be cleaned and shaved, if necessary. You then receive a local numbing medicine. The tap needle is inserted 1 - 2 inches into the abdomen. Sometimes a small cut is made to help insert the needle.
Health Information Encyclopedia Abdominal ultrasound 11/09/2012
Ultrasound - abdomen; Abdominal sonogram How the test is performed: An ultrasound machine makes images of organs and structures inside the body.  The machine sends out high-frequency sound waves that reflect off body structures.
Health Information Encyclopedia Abdominal wall fat pad biopsy 02/02/2013
Abdominal wall biopsy; Biopsy - abdominal wall fat pad How the test is performed: Needle aspiration is the most common method of taking an abdominal wall fat pad biopsy . The health care provider cleans the skin on your belly area. Numbing medicine may be applied on the area.
Health Information Encyclopedia Abdominal wall surgery 01/29/2013
Cosmetic surgery of the abdomen; Tummy tuck; Abdominoplasty Description: Your surgery will be done in an operating room in a hospital.
Health Information Encyclopedia Abdominal x-ray 01/22/2013
Abdominal film; X-ray - abdomen; Flat plate; KUB x-ray How the test is performed: The test is done in a hospital radiology department. Or it may done in the health care provider's office by an x-ray technologist.
Health Information Encyclopedia ABO incompatibility 06/05/2012
A, B, and O are the three major blood types. The types are based on small substances (molecules) on the surface of the blood cells. When people who have one blood type receive blood from someone with a different blood type, it may cause their immune system to react. This is called ABO incompatibility. Causes, incidence, and risk factors: The different blood types are: Type A Type B Type AB Type O People who have one blood type may form proteins (antibodies) that cause their immune system to react against one or more of the other blood types.
Health Information Encyclopedia Abortion - medical 11/08/2012
Medical abortion is the use of medicine to end a pregnancy. The medicine helps remove the fetus and placenta from the mother's womb (uterus). There are different types of medical abortions. Therapeutic medical abortion is done because the woman has a health condition. Elective abortion is done because a woman chooses (elects) to end the pregnancy. An abortion is not the same as a miscarriage . Miscarriage is when a pregnancy ends on its own before the 20th week.
Health Information Encyclopedia Abortion - surgical 11/08/2012
Suction curettage; Surgical abortion; Elective abortion - surgical; Therapeutic abortion - surgical Description: Surgical abortion uses a vacuum to remove the fetus and related pregnancy material from the uterus.
Health Information Encyclopedia Abscess 09/02/2012
An abscess is a collection of pus in any part of the body that, in most cases, causes swelling and inflammation around it. Causes, incidence, and risk factors: Abscesses occur when an area of tissue becomes infected and the body's immune system tries to fight it. White blood cells move through the walls of the blood vessels into the area of the infection and collect in the damaged tissue. During this process, pus forms. Pus is the buildup of fluid, living and dead white blood cells, dead tissue, and bacteria or other foreign substances.
Health Information Encyclopedia Abscess scan - radioactive 11/09/2012
Radioactive abscess scan; Abscess scan How the test is performed: Blood is drawn from a vein, most often on the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine (antiseptic). The health care provider wraps an elastic band around the upper arm to apply pressure to the area and make the vein swell with blood.
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