Popularly, it is most often construed to mean the life expectancy at birth for a given human population, which is the same as the expected age at death. However, technically life expectancy means the expected number of years remaining to live, and it can be calculated for any age.
Try not to worry if you've been referred for a colposcopy. It's very unlikely you have cancer and any abnormal cells won't get worse while you're waiting for your appointment. What happens during a colposcopy. A colposcopy is usually carried out in a hospital clinic. It takes about 15-20 minutes and you can go home the same day. During the procedure:
With camera on top a flexible tube is inserted to capture rectum and colon from inside is the procedure of test. Its abilities extend to trim off tissues and polyps samples. How long does a colonoscopy take is usually around 30 minutes, but the span may extend if polyp is discovered and removed. Before the start of operation the patient is provided with painkilling drug (Normally via vein) to make the patient comfortable and drowsy in-between the operation.