Herpes simplex infections (nongenital cold sores) facts Picture of cold sores on the lips (fever blisters, HSV 1, or herpes simplex infection type 1) Herpes simplex virus (HSV) can cause infections that affect the mouth, face, genitals, skin, buttocks, and the anal area. It is one of the most common chronic viral infections in humans....
Is a bone scan the same as an MRI? A bone scan is a nuclear imaging technology, whereas magnetic resonance imaging (MRI) uses magnetic waves to create a three-dimensional (3D) image of an organ. Therefore, they are different. In a bone scan, also known as skeletal scintigraphy, small amounts of a radioactive material are injected...
Breast cancer is more common in women. However, men can get breast cancer too. Breast cancer is more common in women. However, men can get breast cancer too. The chances of occurrences of breast cancer in men are rare. Out of every 100 breast cancer diagnosed in the United States, 1 is found in a...
Heart lead extraction facts A pacemaker or implantable cardioverter defibrillator (ICD) deliver energy to the heart muscle through wires called leads. A lead extraction is the removal of one or more leads from inside the heart. Leads that are placed outside the heart during open heart surgery cannot be removed during this type of procedure....
Low diastolic pressure in the absence of low systolic pressure is called isolated diastolic hypotension. Diastolic pressure lower than 60 mmHg is generally regarded as serious. Thus, a diastolic pressure of 64 mmHg is not too low. There may, however, be individual variations. Hence, if you have any symptoms of low blood pressure such as...
Pancreatic cancer is cancer that begins in the tissues of the pancreas, an organ located behind the stomach. Pancreatic cancer is cancer that begins in the tissues of the pancreas, an organ located behind the stomach. Pancreatic cancer occurs when the healthy pancreatic cells grow out of control, forming a tumor. Pancreatic cancer spreads quickly...
What are breast ultrasounds and mammograms? The breast cancer diagnostic test best suited to you depends on your age, your symptoms, and the structure of your breasts. As a rule of thumb, a breast ultrasound is more accurate in women younger than 45 years. A mammography is preferred in women older than 45 years. An...
Bedwetting is considered a problem if the child is older than 7 years and continues to wet the bed twice or more times a week for three months in a row. In 1963, a study published in the American Journal of Psychiatry claimed to link certain childhood patterns with antisocial behaviors later in life. One...
What is strep throat? If you have strep throat, you should stay home until you no longer have a fever and have taken antibiotics for at least 24 hours. It’s important to practice good hygiene to stop strep throat from spreading. Most sore throats are caused by viruses, however, in some cases, the sore throat might...
What is under eye puffiness? Under eye puffiness is a common condition you can try to treat at home. Puffiness and darkening of the skin under the eyes (dark circles) are common and create cosmetic concerns. It occurs on both sides. If these features are only seen on one side, it requires immediate medical attention...