Journal of Japanese Society of Oral Oncology
Online ISSN : 1884-4995
Print ISSN : 0915-5988
ISSN-L : 0915-5988
Volume 31, Issue 2
Displaying 1-5 of 5 articles from this issue
Original
  • Yohei Sotsuka, Kyohei Yoshikawa, Mutsuki Kawabe, Kuniyasu Moridera, Ka ...
    2019 Volume 31 Issue 2 Pages 69-75
    Published: 2019
    Released on J-STAGE: June 22, 2019
    JOURNAL FREE ACCESS
    The medial sural artery perforator (MSAP) flap was first described in 2001 by Cavadas et al. We report three cases of MSAP flap for tongue reconstruction after hemiglossectomy. All of the flaps survived. Mean operation time was 499 minutes, and mean flap ischemic time was 41 minutes. On post-operative day 11, patients started oral intake, and were discharged from the hospital on post-operative day 26.
    Having a long vascular pedicle with large-caliber vessels without sacrificing a major extremity artery, pliable soft tissue, and primary donor site closure is possible if the flap is less than 7cm wide, the flap was shown to be a good alternative option for head and neck reconstruction. It may be a possible substitute for forearm flap.
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Case Reports
  • Masao Kurosaka, Chihiro Fushimi, Toshiyuki Goto, Toru Inomata
    2019 Volume 31 Issue 2 Pages 77-83
    Published: 2019
    Released on J-STAGE: June 22, 2019
    JOURNAL FREE ACCESS
    Erythema multiforme is a skin disorder caused by immunity and allergic reactions caused by medicines and infectious diseases, and is divided into a relatively mild type (EM minor) without mucosal rash and a type with mucosal rash (EM major). We experienced a case of EM major during adjuvant chemoradiotherapy (CRT) for a patient at high risk of postoperative recurrence of mouth floor cancer. In cases with mucosal and skin symptoms from previous treatment such as CRT and cetuximab combination radiation therapy (bioradiotherapy: BRT), it is more difficult to distinguish between EM major and Stevens-Johnson syndrome (SJS). In patients with CRT and BRT, it is important to consult a dermatologist promptly and treat the patient jointly, if a severe drug eruption accompanied by rapid skin eruption and systemic symptoms and mucosal symptoms is observed.
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  • Hironori Sakai, Ryuichi Itou, Takahiro Kamata, Masashi Morioka, Takahi ...
    2019 Volume 31 Issue 2 Pages 85-90
    Published: 2019
    Released on J-STAGE: June 22, 2019
    JOURNAL FREE ACCESS
    This paper reports a case of a large parapharyngeal tumor which caused neuralgic pain in the mandibular nerve region and was removed through a trans-cervical approach combined with lateral mandibulotomy. A 42-year-old woman was referred to our hospital complaining of shooting pain around the right temporal and mandibular region. On computed tomography and magnetic resonance images, a mass measuring 39mm×38mm×31mm was found in the right parapharyngeal space, which reached to the skull base. Under general anesthesia with naso-tracheal intubation, surgical removal of the parapharyngeal tumor was carried out through a trans-cervical approach with lateral mandibulotomy. The tumor was clearly surrounded by a capsule and was connected with the right inferior alveolar nerve. Histopathological diagnosis was schwannoma. The post-surgical course was uneventful except for right mandibular nerve palsy as a sequela. There has been no sign of recurrence during follow-up as of five years after surgery.
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  • Fumikazu Nimura, Tessho Maruyama, Makoto Murahashi, Nobuyuki Maruyama, ...
    2019 Volume 31 Issue 2 Pages 91-96
    Published: 2019
    Released on J-STAGE: June 22, 2019
    JOURNAL FREE ACCESS
    Myelodysplastic syndrome is a pathological condition with quantitative and qualitative dysplasia in three blood cell lines due to abnormalities of pluripotent stem cells, and it is likely to advance to leukemia. The disease may occur after chemotherapy and/or radiotherapy for malignant tumors and is therefore called therapy-related myelodysplastic syndrome (t-MDS). We report a case of t-MDS following chemoradiotherapy for tongue squamous cell carcinoma. A 52-year-old man with tongue carcinoma (T4aN2bM0 stage Ⅳ) underwent surgery after chemotherapy (TPF therapy). Postoperative chemoradiotherapy was performed for extranodal invasion in the cervical lymph node metastases. Three years and three months after completion of the primary treatment, the patient died of t-MDS. Thus, oral cancer patients who have undergone chemotherapy/radiotherapy should be followed up for a long period of time in consideration of t-MDS.
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  • Senri Oguri, Yuka Ideta, Satomi Sugiyama, Yuichiro Hayashi, Shuhei Min ...
    2019 Volume 31 Issue 2 Pages 97-103
    Published: 2019
    Released on J-STAGE: June 22, 2019
    JOURNAL FREE ACCESS
    In head and neck malignancies, distant metastases contribute considerably to patient prognoses. We encountered a patient with mandibular gingival cancer that resulted in porta hepatis lymph node and peritoneal metastases. The patient was a 69-year-old man who was treated with superselective intra-arterial injection chemoradiation for right-side mandibular gingival squamous cell carcinoma (T4aN3M0). We confirmed the presence of swollen lymph nodes of the porta hepatis by fluorodeoxyglucose-positron emission tomography/computerized tomography one month after treatment. Then, we confirmed the presence of peritoneal metastasis, which was accompanied by abdominal ascites. The patient was admitted to our hospital but his physical condition worsened quickly and he died of multisystem organ failure. The patient was diagnosed through a pathological autopsy test, which revealed that each of the porta hepatis enlarged lymph nodes and the peritoneal metastasis resulted from metastasis of the right-side mandibular gingival cancer.
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