In those with symptoms and clinical signs of rheumatoid arthritis, the presence of significant concentrations of RF indicates that it is likely that they have RA. Higher levels of RF generally correlate with more severe disease and a poorer prognosis. A negative RF test does not rule out RA.
Macrosomia (big baby). The average newborn weight is about 3.4 kilograms (kg) / 7 pounds (lb) 8 ounces (oz). Babies weighing more than 4.5kg/ 9lb 15oz at birth are considered much larger than average or macrosomic, which literally means of large body.It's very difficult to determine whether a baby is truly macrosomic while still in the uterus (womb) - only the post-birth weight confirms this.abies weighing more than 4.5kg/ 9lb 15oz at birth are considered much larger than average or macrosomic, which literally means of large body. It's very difficult to determine whether a baby is truly macrosomic while still in the uterus (womb) - only the post-birth weight confirms this.
What is the average weight of a newborn baby boy? Newborn baby weights can vary depending on a variety of factors, but the average weight of a newborn, male or female, is between 5 pounds 8 ounces and 8 pounds 13 ounces. However, baby girls are often smaller than boys at birth, but only slightly. Full Answer >.