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Kelly, M., Moran, J. and Byrne, S. (2005) Formation of rectus sheath hematoma with antibiotic use and warfarin therapy: A case report. American Journal of Geriatric Pharmacotherapy, 3, 266-269. doi:10.1016/j.amjopharm.2005.12.005

has been cited by the following article:

• TITLE: Patients with dental hemorrhagic complicationsundergoing warfarin therapy exhibit excessiveinternational normalized ratio prolongation: A report of 2 cases

  AUTHORS: Tsuyoshi Sato, Yasuaki Sakata, Norimichi Nakamoto, Yousuke Fukushima, Aya Nakamoto, Yuichiro Enoki, Yoshie Sano, Shoichiro Kokabu, Tetsuya Yoda

  KEYWORDS: Warfarin Therapy; International Normalized Ratio; Hypoalbuminemia; Vitamin K Deficiency

  JOURNAL NAME: Open Journal of Stomatology, Vol.3 No.1, March 18, 2013

  ABSTRACT: Dentalhemorrhagiccomplications,includingpostoperativebleedingandtraumatichemorrhageasemergencycases,oftenoccurinpatientsundergoingoralanticoagulanttherapysuchaswarfarintherapy.Recentresearchrecommendsthatwarfarindosageshouldbeassessedevery12weeks.Therefore,mostphysiciansgenerallyacceptinternationalnormalizedratio(INR)monitoringatlongerintervals.However,casesareencounteredinwhichtheINRprolongationisobserveddespiteofinvariabledosageofwarfarin.Inthisreport,wepresent2casesofpatientswithdentalhemorrhagiccomplicationsundergoingoralanticoagulanttherapywhoexhibitedexcessiveINRprolongation.Thesepatientsexhibiteddecreasedappetiteandhypoalbuminemia. Wespeculatethatlong-termappetitelossresultedintheincreaseintheserumconcentrationoffreewarfarin andvitaminK deficiency. Ourstudyindicates that weshouldnotice malnourishmentwhenwetreat patientswhohaveundergonewarfarintherapy with dentalsurgical procedures.Itisrecommendedthat measurementofINR just beforeadentalsurgicaltreatment.