Top videos

• All Time
• Today
• This week
• This month
• This year

Nasal polyps are associated with inflammation of the lining of your nasal passages and sinuses that lasts more than 12 weeks (chronic rhinosinusitis, also known as chronic sinusitis). However, it's possible — and even somewhat more likely — to have chronic sinusitis without nasal polyps. Nasal polyps themselves are soft and lack sensation, so if they're small you may not be aware you have them. Multiple growths or a large polyp may block your nasal passages and sinuses.

Learn How to Suture a Banana

Premature ejaculation is a common sexual health concern. This explainer outlines how the condition is defined, the physical and psychological factors that can contribute to it, and the general approaches clinicians may discuss, from behavioural techniques to medical options. Educational only - personal treatment decisions belong with a clinician.

A remarkable dental case is documented in this video: the removal of a very large number of extra teeth from a young patient's mouth during oral surgery. Such cases involve supernumerary teeth — teeth beyond the normal count — and are treated by dental surgeons. Presented for dental education. Educational only — not medical advice.

A documentary examines side effects of steroids on the human body. The narration explains synthetic testosterone and muscle effects, then lists changes in men and women and reported liver, kidney and heart problems, including a former bodybuilder's account. It is a cautionary overview in Health and Fitness.

Watch that video of the 10 Most Invasive Parasites in the World

This video presents clinical footage of a colon examination. The recording shows the examination as it is performed in a medical setting, documented for educational purposes. Colon examination allows doctors to inspect the large intestine as part of investigating bowel symptoms. It is a standard investigation in gastroenterology.

Leard about kidney disease. ⁣How Do Kidney Stones Form? How Can We Prevent Them?

ransjugular intrahepatic portosystemic shunt (TIPS) is a procedure to create new connections between two blood vessels in your liver. You may need this procedure if you have severe liver problems.

Ankle Fracture Surgery Video

Ascites, the collection of fluid within the peritoneal space is caused due to a variety of causes including cirrhosis, cardiac causes, sinusoidal obstruction syndrome, tubercular peritonitis and pancreatitis, amongst others. Most commonly, the cause of ascots may be cirrhosis , which in turn, is most frequently causes by alcohol use, hepatitis C and non-alcoholic steatohepatitis. At the heart of the ascitic fluid analysis is the serum albumin ascitic gradient, the differential diagnosis of which has been discussed in detail in this presentation. Both low SAAG and high SAAG ascites have been dealt with in some depth, with a brief overview of the management of these conditions

Long-form narration guides this 3D laparoscopic appendectomy demonstration. It covers positioning, Veress needle entry, insufflation, port placement and diagnostic laparoscopy finding an inflamed appendix, then harmonic scalpel dissection of the mesoappendix. It is a detailed operative teaching video in Laparoscopy.

Angioplasty is a procedure to restore blood flow through the artery. You have angioplasty in a hospital. The doctor threads a thin tube through a blood vessel in the arm or groin up to the involved site in the artery. The tube has a tiny balloon on the end.