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Dive into the research topics where Peter N. Demas is active.

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Featured researches published by Peter N. Demas.


Journal of Oral and Maxillofacial Surgery | 1989

Transmaxillary temporalis transfer for reconstruction of a large palatal defect: Report of a case

Peter N. Demas; George C. Sotereanos

The infratemporal transmaxillary transfer of a temporalis myofascial flap for reconstruction of an extensive palatal defect in an adult cleft palate patient is described. A modified temporal approach is discussed.


Sports Medicine | 2002

Orofacial injuries from sport: preventive measures for sports medicine.

Dennis N. Ranalli; Peter N. Demas

AbstractIndividuals worldwide are participating in an expanding arena of vigourous physical activities as well as competitive sports at all levels. The healthful benefits of such activities are unfortunately associated with injury risks that include orofacial soft-and hard-tissue trauma. This article describes the scope and emergency management of sports-related orofacial traumatic injuries that may be encountered by physicians in the field of sports medicine. Since most of these injuries are preventable with the use of protective equipment, specific recommendations are provided for the use of properly fitted mouthguards.


Journal of Cranio-maxillofacial Surgery | 1989

Incidence of Nasolacrimal Injury and Turbinectomy- Associated Atrophic Rhinitis with Le Fort I Osteotomies

Peter N. Demas; George C. Sotereanos

Injury to the lacrimal system can occur with trauma, craniofacial surgery, rhinoplasty and nasal antrostomy. Nasolacrimal duct injury may potentially occur with Le Fort I superior repositioning. Atrophic rhinitis is also a potential complication secondary to turbinectomy required during Le Fort I superior repositioning. A review of thirty-four cases over three years of Le Fort I osteotomies with superior repositioning found no postoperative lacrimal injury and no subsequent atrophic rhinitis associated with turbinectomy. An anatomical study relating the position of the nasolacrimal duct opening within the inferior meatus and the distance available for maxillary impaction is reviewed.


Journal of Oral and Maxillofacial Surgery | 1988

The use of tracheotomy in oral and maxillofacial surgery

Peter N. Demas; George C. Sotereanos

Tracheotomy is discussed as a method of airway management required in various clinical situations. The anatomy and operative technique involved have been well-established. This paper reviews additional aspects of the procedure: indications, complications, the physiologic effects on tracheolaryngeal function, and postoperative care.


Journal of Oral and Maxillofacial Surgery | 1992

Pediatric facial injuries associated with all-terrain vehicles

Peter N. Demas; Theodore W. Braun

All-terrain vehicles (ATVs) are becoming increasingly popular recreational devices. Multiple injuries have been associated with ATV accidents. This report reviews pediatric injuries treated at a regional pediatric trauma center, with special attention to facial trauma, as well as the ATV injury data for the United States.


Journal of Oral and Maxillofacial Surgery | 1991

Infection associated with orbital subcutaneous emphysema

Peter N. Demas; Thomas W. Braun

6. Slater EE, Merrill DD. Guess HA, et al: Clinical profile of angioedema associated with angiotensin-converting inhibition. JAMA 206:967, 1988 7. Deltino JJ. Sclaroff A. Giglio JA, et al: Management of a patient with hereditary angioneurotic edema. J Oral Surg 36:890, 1978 9. Mathews KP: Urticaria and angioedema. J Allergy Clin Immunol 72: 1, 1983 10. Singer RJ, MacGregor GA: Angioneurotic edema associated with two angiotensin-converting inhibitors. Br Med J 293: 1243. 1986 I I. Inman WH, Rawson NS: Angioedema and urticaria associated with enalapril. Br Med J 294:91. 1987 12. Nicholls MG, Maslowski AH, Hamid I, et al: Ulceration of the tongue: A complication of captopril therapy. Ann Intern Med 94:659. 1981 8. Fineman SM: Urticaria and angioedema. Primary Care 14503. 1987 13. Jett GK: Captopril-induced angioedema. Ann Emerg Med 13:489. 1984


Journal of Oral and Maxillofacial Surgery | 1992

Management of the oral and maxillofacial surgery patient with end-stage renal disease

Vincent B. Ziccardi; Jyot Saini; Peter N. Demas; Thomas W. Braun

Chronic renal failure (CRF) is the consequence of a multitude of diseases that cause permanent destruction of the nephron. Concurrent with renal failure are a host of changes affecting the homeostatic functioning of the individual. This report outlines the pathophysiology of CRF and highlights its effects on surgical manipulation of the oral and maxillofacial region in this patient population. In addition, some of the common physical findings and alterations in blood chemistries frequently observed in these patients are discussed.


Journal of Oral and Maxillofacial Surgery | 1988

Closure of alveolar clefts with corticocancellous block grafts and marrow: A retrospective study

Peter N. Demas; George C. Sotereanos

A surgical technique is presented for maxillary alveolar cleft repair that includes a contoured iliac crest corticocancellous block graft and marrow packing, along with closure by a Y-vestibular mucosal advancement flap. A retrospective study of graft survival in 48 cleft sites showed a 94% success rate with no complications; the remaining 6% of the cases showed minor complications.


Oral Surgery, Oral Medicine, Oral Pathology | 1989

Facial-skeletal manifestations of Engelmann's disease

Peter N. Demas; George C. Sotereanos

Engelmanns disease is a hereditary bone disorder that affects the axial and the appendicular skeleton. The facial examination is altered secondary to the progressive osseous changes. This report presents a case of Engelmanns disease in a patient with maxillofacial trauma and reviews the associated facial and skeletal manifestations.


Oral Surgery Oral Medicine Oral Pathology Oral Radiology and Endodontology | 1999

HepatitisImplications for dental care

Peter N. Demas; Jeffrey R. McClain

Patients with hepatitis and liver dysfunction present an array of pathophysiologic alterations for the practitioner to evaluate. An understanding of how treatment may be affected by liver disease is essential before dental treatment is begun.

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Thomas W. Braun

Western Pennsylvania Hospital

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Jyot Saini

University of Pittsburgh

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