Despite improvements in surgical and anesthetic techniques, total joint arthroplasty (TJA) is still associated with substantial blood loss and postoperative anemia (1). A considerable portion of patients with postoperative anemia require blood transfusion, which has been shown to negatively affect the outcome of TJA and predisposes patients to development of surgical site infection and peripr...

abstract  background: in the recent decade, many primary total knee arthroplasties have  been carried out in iran and the number of revision cases is expected to rise with the  aging population. the aim of this study was to report the outcome of revision surgery  in the country and make a comparison between the outcome of revision and that of  the primary arthroplasty.  methods: retrospectively...

temporomandibular joint ankylosis causes limitation in mouth opening and establishes severe deformity and asymmetry in patient’s face, especially in children. surgery is the only treatment. this study was conducted to compare the effect of two surgical approaches, gap arthropasty and interpositional gap arthroplasty, on rate of maximum interincisal opening in temporomandibular joint ankylosis. ...

Malnutrition is prevalent in patients undergoing elective total joint arthroplasty (TJA). Malnutrition has been shown to be an independent risk factor for multiple postsurgical complications following TJA in addition to increasing postoperative mortality. In the current healthcare environment, it is important to recognize and correct modifiable risk factors preoperatively to minimize perioperat...

Hemophilia is hereditary x-chromosomal recessive disorders. Hemophilia A is caused by deficiency or absence of coagulation factor VIII and hemophilia B is caused by that of coagu‐ lation factor IX. The prevalence is reported as one in 5000 in the male population and one in 10000 overall. These diseases are classified into three categories according to serum coagula‐ tion factor activity; severe...