Orbitozygomatic Fracture Repairs : AreAntibiotics Necessary?Orbitozygomatic Fracture Repairs : AreAntibiotics Necessary?1.DepartmentofOralandMaillofacial!urgery" #estmead$ospital"!ydney"Ne%!outales" Australia"'.Maillofacial(nit"Royal)risbaneand #omen*s$ospital")risbane"+ueensland"Australia" ,.-rauma!er.ice"Royal)risbaneand#omen*s $ospital")risbane"+ueensland"Australia/ !eptember 1," '0111.DepartmentofOralandMaillofacial!urgery" #estmead$ospital"!ydney"Ne%!outales" Australia"'.Maillofacial(nit"Royal)risbaneand #omen*s$ospital")risbane"+ueensland"Australia" ,.-rauma!er.ice"Royal)risbaneand#omen*s $ospital")risbane"+ueensland"Australia/ !eptember 1," '0112ntroduction-&e orbitozygomatic fracture is one of t&e most commonly encountered maillofacial in3uries.-&is study aims to re.ie% orbitozygomatic fractures and present : Outcomes" complications" infection rate" and to suggest %&et&er antibiotic use is appropriateMaterial and Met&odsA retrospecti.e case selection study using t&e R)#$ Database of +ueensland $ealt& %&ic& prospecti.ely registers all maillofacial cases at t&e R)#$ from 4anuary 1" '011" to December ,1" '011.Material and Met&ods5atients %ere ecluded :6ounger t&an 11 years and 7 mont&s 2solated orbital fracturesFractures in.ol.ing more t&an t&e orbitozygomatic comple. Data%ere re.ie%ed and follo%/up eaminations at 1/" '/" and 7/%ee8 postoperati.e period.9linical assessments and plain :lm radiograp&s %ere performed to document t&e progress and complications of t&ese fractures suc& as implant failure" reoperations" and potential infections.Material and Met&ods-&e current standard protocol at t&e R)#$ for surgical management of orbitozygomatic fractures in.ol.es t&e use of prop&ylactic intra.enous ampicillin %it& metronidazole in all cases-&ese are started preoperati.ely and continued for '1 &ours postoperati.ely. Results-&e most common age group to &a.e &ad an orbitozygomatic fracture %as in t&e t&ird decade of lifeResultsMec&anism of in3ury of patients %it& orbitozygomatic fractures at t&e R)#$.ResultsNumber of :ation points in t&e treatment of orbitozygomatic fractures at t&e R)#$.Results-&e a.erage %aiting time to surgery %as ,.; days. 2n total" ;< cases =17.>?@ %ere managed conser.ati.ely.Results-&ree of t&e surgical cases =1.>?@ &ad complications t&at reAuired furt&er surgery.-%o cases %ere due to inadeAuate cosmesis One %as due to eposure of t&e mini/plate reAuiring its remo.al along %it& t&e scre%s9omplications/1A ,'/year/old man" due to an alleged assault.!e.ere left orbitozygomatic fracture. -&e patient &ad paraest&esia to t&e distribution of t&e left infraorbital ner.e9omplications/1$e complained of an inadeAuate aest&etic result-&e patient under%ent reoperation %it& remo.al of t&e :ation" correct anatomical reduction" and re:ation %it& mini/plates9omplications/'A 'B/year/old man in3ured" due to an assault. -&ere %as an anatomical defect in t&e left zygomatic arc&9omplications/'-&e arc& %as reduced .ia t&e Cillies* approac&. -&is resulted in inadeAuate reduction" poor cosmesis" and subseAuently t&e patient returned for appropriate correction. -&e second procedure %as repeat reduction %it&out :ation .ia t&e same approac& 9omplications/,A '1/year/old man %&o sustained a rig&t orbitozygomatic in3ury due to an assault.-&e si/&ole mini/plate became eposed intraorally after , mont&s. 2t %as remo.ed une.entfully under general anest&esiaDiscussion-&is study eamined t&e incidence and complications of orbitozygomatic fractures at a tertiary referral center of t&e R)#$ %it& good outcomes and a .ery lo% complication rate.Discussion-&ere %ere 170 orbitozygomatic fractures treated at t&e R)#$ in '011.-&ere %ere no cases of early postoperati.e infection.DiscussionKnepil and Loukota report a%ide .ariation in use of antibiotic regimes %it& surgical repair of orbitozygomatic fractures and t&at t&e infection rate is lo% at 1.