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.
Mile-a-minute first became established in the US in the mid 1930s at the Gable Nursery in Stewartstown, York County, Pennsylvania, where it emerged with a planting of holly seeds that originated from Japan (Moul 1948). Persicaria perfoliata has now invaded at least 12 mid-Atlantic and northeastern states.