[Fractured zygoma: a review of 356 cases].

Introduction: Fractures of the zygomatic complex with its accompanying functional and esthetic deficits are a fairly common phenomenon in the practice of maxillofacial and plastic surgery. The purpose of this paper is to provide a review, based on collected data, on the topic of "fractured zygoma". The review is presented under the headings of epidemiology, fracture patterns, treatment modalities and complications.

[Epidemiology of maxillofacial traumatology in Tunis].

Introduction: The aim of this study was to assess the epidemiology of maxillofacial trauma in Tunisia over a 10-year period.

Methods: This retrospective study was carried out between 1995 and 2004 on patients admitted for maxillofacial trauma in the department of maxillofacial and plastic surgery of the Charles-Nicolle Hospital in Tunis. The selected relevant parameters were: age, gender, etiology, time of trauma, type of fracture and associated lesions.

B-cell lymphoma of the mandible: a case report.

Introduction: The mandible is an infrequent localisation of primary osseous non-Hodgkin's lymphomas. Few cases of mandibular non-Hodgkin's lymphomas (NHL) have been reported.

Case Report: A rare condition of primary malignant non-Hodgkin's lymphoma of the mandible in 53-year-old man, was reported at the Department of Maxillofacial and Plastic Surgery in Charles Nicolle Hospital (Tunis, Tunisia).

[Place of the precocious surgical treatment in facial hemangioma].

Infantile cutaneous hemangioma is a benign vascular tumour present at 10% of the infants. It forms part of the group of the vascular tumours in the classification of international society for vascular anomalies (ISSVA). Usual surgical attitude is abstention and surgery is proposed only in order to treat sequelae.

[Primary malignant melanoma of the nasal cavity presenting as a large tumor of the cheek].

Introduction: Malignant melanoma of the nasal cavity is a rare tumor usually causing unilateral nasal obstruction and nasal bleeding. Diagnosis is achieved with immunohistochemistry analysis. Surgery is proposed for curative treatment.