What is Bone fracture?
{{Infobox disease | Name = Bone fracture | Image = Broken fixed arm.jpg | Caption = Internal and external views of an arm with a compound fracture, both before and after surgery. | DiseasesDB = 4939 | ICD10 = [http://apps.who.int/classifications/icd10/browse/2010/en#/XIX S'''''x'''''2] (where x=0-9 depending on the location of the fracture) | ICD9 = {{ICD9|829}} | ICDO = | OMIM = | MedlinePlus = 000001 | eMedicineSubj = | eMedicineTopic = | MeshID = D050723 }} '''Bone fractures''' happen when a [[bone]] is damaged by [[Stress (physics)|stress]]. The [[bone]] can be [[material fracture|fractured]] in many different ways. Most human bones are strong and do not break when hit by strong impacts or forces. However, if that force is too powerful, or there is something wrong with the bone, it can fracture. == Types of fractures == There are many different types of bone fractures. Fractures are often separated into categories. === Open or closed === In an ''open'' fracture (also called a ''compound'' fracture), the broken bone breaks through the [[skin]].<ref name=bw>{{cite web |url=http://healthlibrary.brighamandwomens.org/RelatedItems/89,P07392 |title=Types of Fractures |last1=Akin |first1=Louise |last2=Pierce-Smith |first2=Daphne |date=March 31, 2008 |website=Brigham & Womens Health Library Explorer |publisher=The Staywell Company, LLC, and Brigham & Women’s Hospital |access-date=February 4, 2016 |archive-date=February 2, 2016 |archive-url=https://web.archive.org/web/20160202140404/http://healthlibrary.brighamandwomens.org/RelatedItems/89,P07392 |url-status=deviated |archivedate=February 2, 2016 |archiveurl=https://web.archive.org/web/20160202140404/http://healthlibrary.brighamandwomens.org/RelatedItems/89,P07392 }}</ref> This can cause infection, since the skin usually protects the body from [[Microorganism|germs]]. If the skin is broken, germs can get into the body. Open fractures can also damage [[muscle]]s, [[tendon]]s and [[