Skip Navigation
About   Site Map   Contact Us
 
A service of the U.S. National Library of Medicine®
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q-R | S | T | U | V | W | X-Y | Z

Osteoporosis

Definition(s)

Reduction of bone mass without alteration in the composition of bone, leading to fractures. Primary osteoporosis can be of two major types: postmenopausal osteoporosis (osteoporosis, postmenopausal) and age-related or senile osteoporosis.

Definition from: Unified Medical Language SystemThis link leads to a site outside Genetics Home Reference. (MeSH)   at the National Library of Medicine

Loss of bone mass and strength due to nutritional, metabolic, or other factors, usually resulting in deformity or fracture; a major public health problem of the elderly, especially women.

Definition from: Unified Medical Language SystemThis link leads to a site outside Genetics Home Reference. (CRISP Thesaurus)   at the National Library of Medicine

RAEB: A condition of reduced bone mass, with decreased cortical thickness and a decrease in the number and size of the trabeculae of cancellous bone (but normal chemical composition), resulting in increased fracture incidence. Osteoporosis is classified as primary (Type 1, postmenopausal osteoporosis; Type 2, age-associated osteoporosis; and idiopathic, which can affect juveniles, premenopausal women, and middle-aged men) and secondary osteoporosis (which results from an identifiable cause of bone mass loss).

Definition from: Unified Medical Language SystemThis link leads to a site outside Genetics Home Reference. (NCI Thesaurus)   at the National Library of Medicine

A condition that is characterized by a decrease in bone mass and density, causing bones to become fragile.

Definition from:  National Cancer Institute dictionaryThis link leads to a site outside Genetics Home Reference.

 
Published: January 23, 2009