Akio Mizuno

A Case of Marfan's Syndrome with Mandibular Prognathism

A case of mandibular prognathism with Marfans syndrome treated with sagittal splitting ramus osteotomy was presented.A 37 year-old man, complaining of difficulty of mouth opening was referred to our clinic. The patient was diagnosed as bilateral temporomandibular joints arthrosis with mandibular prognathism.Although occlusal treatment with bite splint was effective to some extent, intermittent trismus did not disappear, so bilateral sagittal splitting ramus osteotomy was performed to correct his dental malocclusion.Postoperative course was not eventful and his range of mouth opening increased to 35mm between incisal edges of maxillary and mandibular central incisor.

Four patients who had recurrence after primary radical treatment for gingival carcinoma of the mandible.

下顎歯肉癌で, 一次根治的手術後再発がみられた4症例につき臨床的および病理組織学的検討を行った。全例高分化型扁平上皮癌であった。症例1: 57歳, 女性。T2N1M0, StageIII。術後1年1か月で再発。好状況下で再治療により一次治療開始より10年8か月の現在経過良好。症例2: 46歳, 女性。T4N1M0, StageIV。腫瘍の著しい浸潤傾向があり, 術後4か月で耳下腺部に再発。腫瘍死。症例3: 59歳, 男性。T2N2cM0, StageIV。術後2年6か月で再発, しかし, その発見が遅れた。腫瘍死。症例4: 72歳, 女性。T2N0M0, StageII。術後3か月で再発。極めて浸潤性が強く, 経神経的進展もみられ腫瘍死。