This can also be called small-for gestational age (SGA) or fetal growth restriction. There are basically two different types of IUGR: Symmetric or primary IUGR is characterized by all internal organs being reduced in size. Symmetric IUGR accounts for 20% to 25% of all cases of IUGR.
Fragile X syndrome (FXS), also known as MartinâBell syndrome, or Escalante's syndrome (more commonly used in South American countries), is a genetic syndrome.
syndrome X. n. A cluster of metabolic abnormalities, including insulin resistance, high blood levels of triglycerides, low blood levels of HDL-cholesterol, and obesity, that increase the risk of chronic diseases such as hypertension, coronary artery disease, and diabetes. Also called metabolic syndrome.