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rostbite refers to the freezing of body tissue (usually skin) that results when the blood vessels contract, reducing blood flow and oxygen to the affected body parts. Normal sensation is lost, and color changes also occur in these tissues.
Colorectal surgeon Conor Delaney, MD, explains laparoscopic surgery for colon cancer, including how it works and what patients can typically expect before, during, and after the procedure.
Learn more about colon cancer at http://cancer.org/coloncancer
A grand mal seizure causes a loss of consciousness and violent muscle contractions. It's the type of seizure most people picture when they think about seizures. A grand mal seizure — also known as a generalized tonic-clonic seizure — is caused by abnormal electrical activity throughout the brain. Usually, a grand mal seizure is caused by epilepsy. But sometimes, this type of seizure can be triggered by other health problems, such as extremely low blood sugar, a high fever or a stroke. Many people who have a grand mal seizure never have another one and don't need treatment. But someone who has recurrent seizures may need treatment with daily anti-seizure medications to control and prevent future grand mal seizures
3D scans show still pictures of your baby in three dimensions. 4D scans show moving 3D images of your baby, with time being the fourth dimension. It's natural to be really excited by the prospect of your first scan. But some mums find the standard 2D scans disappointing when all they see is a grey, blurry outline.
A little venom is drawn into a syringe. ... The quick coagulation or blood clotting caused by the Russell's viper venom is of particular interest to scientists — there's a lot of research into how it might be used in medicine. But this effect is only present in healthy blood.
Today, the most common approach for open-heart surgery is a sternotomy, which requires a 12-14-inch incision through the breastbone. But in the hands of experienced minimally invasive surgeons, many cardiac procedures can be performed through smaller 2- to 3-inch incisions between the ribs without the need to cut through the breastbone. Learn more in this medical animation from Sarasota Memorial's Minimally Invasive Cardiac Surgery Team and medical director Jonathan Hoffberger, DO. For information or referrals, visit smhheart.com.