Top 10 facts about the world. A HIDA scan is a medical imaging procedure that allows a doctor to check the function of your liver or gallbladder. The scan requires a patient to get an injection of a radioactive material, which the machine can pick up in the scan.
Mile-a-minute vine. Also known as Polygonum baldshuanicum, this has long wiry stems sparsely clad with smallish leaves. The flowers are long airy sprays of creamy white bracts that almost cover the plants from midsummer to autumn. Plants grow at a tremendous rate, and can put on over 4m (13ft) in a year, which makes them ideal for covering eyesores like outbuildings, or screen walls, quickly.
This perennial vine (when grown in a climate without frost) has fragrant flowers said to be reminiscent of hyacinths - with a distinctive curled shape, giving rise to the common names corkscrew vine, snail vine, snail creeper, snailflower or snail bean.