[Etiopathogentic aspects, clinical picture and differential diagnostic view of first and second branchial arch syndromes].

The AA. examine in the present work the main syndrome of I and II branchial arch, valuing the hetiopathogenetic and clinic aspects and determining a diagnostic-differential scheme between the same. It is underlined the importance of the echografic exam for the prenative diagnosis and the clinic exam for the after native diagnosis.

[Teratomas of the facial mass].

The A. after bringing up to date the bibliografic dates about the subject, describes the cases T of maxillo-facial district reported by the literature. Subsequently, he illustrates the most recent classifications and etiopathogenic and anatomic-pathologic theories formulated on these neoformations.

[Respiratory and deglutition pathology in malocclusion].

The Authors, in this work, describe the ripercussions fixed by the pathology of the first respiratory organs and of the deglutition both at expense of maxillo-facial development and at systematic-level; by beginning from physiologic mechanisms, the most frequent causes of the oral respiration and the atypic deglutition are analysed.

[Cranial and facial sutures: embryological aspects, anatomy and effects on orthopedic treatment].

In this work, the AA. have related the principal suture of the skull and the face, analysing the embryonal, functional and anatomic aspects, with particular reference to the times of end of growth and ossification. Furthermore, the AA.