Normal Anatomy In most respects, the microscopic features of the mandible and maxilla differ in no significant way from those of any other bones. Their peculiarity is derived from their close proximity to the mucosal surface of the oral cavity…
Oral Cavity and Oropharynx Normal Anatomy The oral cavity and oropharyngeal region represent the upper portion of the digestive tract; in addition, the oropharynx constitutes a portion of the upper respiratory tract. The oropharynx and hypopharynx share many of the…
The skin is, contrary to the ubiquitous simplistic concept, a remarkably heterogeneous organ. The nodular lesions (hamartomatous, reactive, and neoplastic) that occur in the skin are more numerous than those produced by any other organ. For example, the eccrine sweat…
Introduction to Dermatopathology The entities described in this section are a select group taken from the large number of diseases that affect the skin. They have been chosen to encompass the types of non-neoplastic material generally seen in surgical pathology…
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