Other applications associated with file type CPI: 1  Calamus (Graphic) by invers SoftwareAtari-based.  Cartesian Products (Compressed Internet Document) by Cartesian Products, Inc.Cartesian Perceptual Compression (CPC) is an image compression method specifically designed for document image storage and transmission systems.
There are two ultrasound measurements used to measure the amniotic fluid levels surrounding the baby: 1  Amniotic Fluid Index (AFI): this method uses the sum of four of the deepest vertical pocket of fluid. The normal range for the AFI is 5-25 cms.
1 An ectopic pregnancy is likely if there are no signs of an embryo or fetus in the uterus but hCG levels are elevated or rising. 2  Two or more blood tests of pregnancy hormone (human chorionic gonadotropin, or hCG) levels, taken 48 hours apart. 3  During the early weeks of a normal pregnancy, hCG levels double every 2 days. During the early weeks of a normal pregnancy, hCG levels double every 2 days. 2  Low or slowly increasing levels of hCG in the blood suggest an early abnormal pregnancy, such as an ectopic pregnancy or a miscarriage.