A case of mandibular osteonecrosis possibly associated with pamidronate

A case of mandibular osteonecrosis possibly associated with pamidronate

Poster ulceration in the upper lip and creeping sensation. On clinical examination he was found to be suffering from myiasis—a common condition seen i...

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Poster ulceration in the upper lip and creeping sensation. On clinical examination he was found to be suffering from myiasis—a common condition seen in veterinary medicine. doi:10.1016/j.ijom.2007.09.059

P59 The evaluation of stress hormones in the patients with oral lichen planus F. Atil*, F. Tugcu, S. Gullu Department of Oral and Maxillofacial Surgery, Faculty of Dentistry Kirikkale University, Kirikkale, Turkey In this study the aetiological role of stress in Oral Lichen Planus (OLP) patients were examined with objective and subjective criteria. Plasma cortisole, ACTH, prolactine, noradrenaline, adrenaline, metanefrine, normetanefrine, STH values and 24 houred urine adrenaline, noradrenaline, VMA, metanefrine, normetanefrine values of 16 OLP patients were compared with the control group. Also the patients were examined with STAI and Beck depression inventory. As a conclusion it has been suggested that anxiety had an aetiological role in the OLP group, however hormone analyses values did not support this idea. doi:10.1016/j.ijom.2007.09.060

P60 Computerized assessment of spontaneous bone regeneration after cyst enucleation G. Arakeri*, S. I. Khaji, K. K. Rai, B. P. Rajesh Kumar, H. R. Shivakumar, A. B. Bipin Bapuji Dental College and Hospital, Davangere, Karnataka, India

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Nd:YAG laser therapy for deeper venous malformation in the head and neck through surgical exposure of the lesions: a consecutive report of 108 cases H. Zhu*, G. -Y. Zhou, Z. -Y. Zhang, W. -M. Ye, Y. He, Y. -A. Wang Department of Oral and Maxillofacial surgery, Ninth People’s Hospital, School of Stomatology, Shanghai Jiaotong University, Shang Hai 200011, China

Transmylohyoid oroendotracheal (Submental) intubation: an alternative method to manage airway: experience of 250 cases I. Khan*, K.S. Gadre Department of OMFS, Bharati Vidyapeeth University, Pune 411043, MS, India

Sclerotherapy alone or combined with surgical excision is the accepted treatment in Venous malformations. We report our experience with continuous wave Nd:YAG laser irradiation therapy in management of deeper venous malformations in the head and neck region through surgical exposure of the lesions. From 2000 to 2005 years, 108 patients without any previous treatment who received this therapy were followed up, and the result is good. 8 patients developed transient facial paralysis, but recovered 2 months later. Severe complications were not observed. So, direct Nd:YAG laser therapy for deeper venous malformation through surgical exposure of the lesions is a selective and effective method.

Two hundred and fifty patients seeking treatment of panfacial fractures (243) or multiple facial osteotomies (7) underwent transmylohyoid oroendotracheal (submental) intubation between January 1990 and December 2005. The stepwise procedure is explained along with problems of intubation in panfacial fractures, problems of tube shifting nasal to oral and vice-versa, the advantages and disadvantages of transmylohyoid intubation and complications associated with it are discussed. Comparison with alternative ways of airway management is discussed. This reliable, safe and easy method of airway management gives sterile surgical field without a change of tube. The tube can be left in situ for 48 h post-operatively if need be. doi:10.1016/j.ijom.2007.09.064

doi:10.1016/j.ijom.2007.09.062

P64 P62 Medically compromised patient management in oral and maxillofacial surgery H. R. Hemanth Kumar*, B. Maheshwari, K. Prasad, R. M. Lalitha, K. Ranganath, M. V. Srikar Department of Oral and Maxillofacial Surgery, MS Ramaiah Dental College, Bangalore 54, India

A case of mandibular osteonecrosis possibly associated with pamidronate K. Yamaguchi*, Y. Takata, T. Oizumi, Y. Endo, H. Kawamura Division of Maxillofacial Surgery, Graduate School of Dentistry, Tohoku University 4-1 Seiryou-machi Aoba-ku Sendai, Japan

Cysts of the jaws grow at the expense of the bone. Large cysts of the jaws leave behind big defects. The use of bone graft material has been advocated in such defects to help in healing. In young patients if periosteum is left intact spontaneous regeneration and healing of large bone defects has been reported. In this poster, we would like to present the results of a study which was done on radiographs of patients who underwent enucleation of cysts. The study was done to assess the amount of bone regeneration and the increase in bone density using a computerized software.

As oral surgeons, we frequently encounter patients with systemic diseases who are on a variety of drugs. It becomes our responsibility to understand pathophysiological factors regulating disease process and drug pharmacodynamics of the drugs the patient is taking. This poster highlights the oral surgical management algorithm for patients with medically compromised status suffering from Cardiovascular diseases, Hematological disorders, Neural and Sensory disorders, Renal disorders, Gastrointestinal disorders, Respiratory and Endocrine disorders and patients with immunocompromised status.

Purpose: In addition to known inflammatory side effects of nitrogen-containing bisphosphonates, recent clinical applications disclosed an unexpected side effect, the necrosis and ensuing exposure of jaw-bones. We here report a case of mandible osteonecrosis in a patient. Materials: The patient was a 63-yearold female and a part of her mandible had osteonecrosis. She had been given pamidronate once a month for 35 months. Results: We diagnosed that this osteonecrosis is related to the nitrogencontaining bisphosphonates. Conclusion: Based on current findings in basic studies on bisphosphonates, we also discuss possible mechanism underlying the jaw necrosis and prevention.

doi:10.1016/j.ijom.2007.09.061

doi:10.1016/j.ijom.2007.09.063

doi:10.1016/j.ijom.2007.09.065