Congenital Malformations of the Oral Cavity and Oropharynx
Fig. 4.1 Photograph of lipofibroma located in the midline posteriorly on the surface of the tongue 2. Choristoma is a benign, well-organized heterotopic growth of tissue that forms in…
OTOLARYNGOLOGY
Cleft Lip and Palate Malformations
Fig. 5.1 Embryologic development of the lip (from Moore KL, Persaud TVN. The Developing Human: Clinically Oriented Embryology, 5th ed. Philadelphia: W.B. Saunders; 1993. Copyright Elsevier 1993) Fig. 5.2 Embryologic…
Congenital Malformations of the Larynx
Fig. 6.1 Embryology of the larynx The primitive larynx is first evident at 32 days of gestation when the mesenchymal arytenoid swellings derived from the sixth branchial arch form on…
Congenital Malformations of the Nose and Nasopharynx
Fig. 3.1 Embryology of the development of the nose The deepening of the nasal pits leads to the formation of the primordial nasal sacs, which grow dorsally. The oronasal membrane,…
Congenital Malformations of the Trachea
Fig. 7.1 (a, b) Schematics of embryologic development of trachea and lungs. (From Moore KL, Persaud TVN. The Developing Human: Clinically Oriented Embryology, 5th ed. Philadelphia: W.B. Saunders; 1993:228. Copyright…
Genetics of Common Congenital Syndromes of the Head and Neck
Fig. 1.1 Pierre Robin sequence in a child with Stickler Association Associations CHARGE Association Definition and Clinical Features From the 1950s to 1970s, case reports began to emerge of children…
Mastoidectomy
4 Mastoidectomy ♦ Anatomy of the Mastoid The temporal bone anatomically consists of four bones: the mastoid, petrous, squamous, and tympanic (Fig. 4.1A,B). The pneumatized portion of the temporal bone…
Situations That Arise at Surgery: Anatomical Issues
6 Situations That Arise at Surgery: Anatomical Issues This chapter addresses the unique situations that arise during cholesteatoma surgery. Some of the surgical tactics described herewith will depend on a…
Tympanoplasty: Indications and Technique
2 Tympanoplasty: Indications and Technique Today the goal of successful tympanoplasty is to create a mobile tympanic membrane or graft with an aerated mucosal-lined middle ear space and a sound-conducting…
