Top videos
The hepatitis A virus, which causes the infection, usually is spread when a person ingests even tiny amounts of contaminated fecal matter. The hepatitis A virus infects liver cells and causes inflammation. The inflammation can impair liver function and cause other signs and symptoms of hepatitis A. Hepatitis A virus can be transmitted several ways, such as: Eating food handled by someone with the virus who doesn't thoroughly wash his or her hands after using the toilet Drinking contaminated water Eating raw shellfish from water polluted with sewage Being in close contact with a person who's infected — even if that person has no signs or symptoms Having sex with someone who has the virus
There's a small area called the Grafenberg spot, or G-spot, inside the vagina. It's located about an inch or so inside the vaginal opening on the upper vaginal wall — closest to the bellybutton. The G-spot is sexually sensitive and swells slightly during arousal and feels raised or bumpy
Children are special patients, and their medical needs are unique, including their surgical needs. At UNC Hospitals, an expert and experienced team of physicians treat children in a kid-friendly and family-centered environment. UNC Pediatric Surgeon Dr. Timothy Weiner explains
28 years old gentleman presented with huge liver abscess in the right lobe, with repeated attempts of percutaneous aspirations in the past. He was evaluated and subjected to Laparoscopic drainage. This video depicts feasibility of laparoscopy in deep seated liver abscesses. Video created by: Dr. Juneed M. Lanker Fellow Minimal Access Surgery Apollo Hospitals Chennai.
Wolff-Parkinson-White (WPW) syndrome, an extra electrical pathway between your heart's upper and lower chambers causes a rapid heartbeat. The extra pathway is present at birth and fairly rare. The episodes of fast heartbeats usually aren't life-threatening, but serious heart problems can occur. Treatment can stop or prevent episodes of fast heartbeats. A catheter-based procedure (ablation) can permanently correct the heart rhythm problems. Most people with an extra electrical pathway experience no fast heartbeat. This condition, called Wolff-Parkinson-White pattern, is discovered only by chance during a heart exam. Although WPW pattern is often harmless, doctors might recommend further evaluation before children with WPW pattern participate in high-intensity sports.
Ca2+ binds with the membrane of the synaptic vesicles, which causes the vesicles to break and release the neurotransmitter into the synaptic cleft. After the neurotransmitters are released, they diffuse across the synaptic cleft and interact with receptors on the postsynaptic membrane. When the action potential reaches the presynaptic terminal, it provokes the release of a small quantity of neurotransmitter molecules, which bind to chemical receptor molecules located in the membrane of another neuron, the postsynaptic neuron, on the opposite side of the synaptic cleft.
Hepatitis B is a serious liver infection caused by the hepatitis B virus (HBV). For some people, hepatitis B infection becomes chronic, meaning it lasts more than six months. Having chronic hepatitis B increases your risk of developing liver failure, liver cancer or cirrhosis — a condition that causes permanent scarring of the liver. Most people infected with hepatitis B as adults recover fully, even if their signs and symptoms are severe. Infants and children are more likely to develop a chronic hepatitis B infection. A vaccine can prevent hepatitis B, but there's no cure if you have it. If you're infected, taking certain precautions can help prevent spreading HBV to others.
aser treatment for scars reduces the appearance of scars. It uses focused light therapy to either remove the outer layer of the skin’s surface or stimulate the production of new skin cells to cover damaged skin cells. Laser treatment for scars can reduce the appearance of warts, skin wrinkles, age spots, scars, and keloids. It doesn’t completely remove a scar.
A cricothyrotomy (also called crike, thyrocricotomy, cricothyroidotomy, inferior laryngotomy, intercricothyrotomy, coniotomy or emergency airway puncture) is an incision made through the skin and cricothyroid membrane to establish a patent airway during certain life-threatening situations, such as airway obstruction by ...
This video shows how to perform the McMurray test, one of the most commonly used clinical assessment tools to assess for meniscal injuries in the knee.
This video clip is part of the FIFA Diploma in Football Medicine and the FIFA Medical Network. To enrol or to find our more click on the following link http://www.fifamedicalnetwork.com
The Diploma is a free online course designed to help clinicians learn how to diagnose and manage common football-related injuries and illnesses. There are a total of 42 modules created by football medicine experts. Visit a single page, complete individual modules or finish the entire course.
The network provides the opportunity for clinicians around the world to meet and share ideas relating to football medicine. Ask about an interesting case, debate current practice and discuss treatment strategies. Create a profile and log on to interact with other health professionals from around the globe.
This is not medical advice. The content is intended as educational content for health care professionals and students. If you are a patient, seek care of a health care professional.
In patients age ;::25, HPV DNA testing is the preferred next step in management if the initial cytology shows ASC-US. In this method, samples are collected for both cytology and reflex HPV DNA. If cytology results are positive, HPV DNA testing is performed. If cytology results are negative, the sample for HPV DNA is discarded. HPV DNA testing along with Pap smear at 3 years is recommended if initial cytology shows ASC-US but HPV DNA testing is negative