Ento Key

Orbital Surgery Introduction In Chapter 1, we first met the patient with an assumed orbital tumor. We listened to the story of progression since the onset of the problem, measured,…

Inflammatory Orbital Pseudotumors In this chapter, we will discuss the orbital manifestations of a group of clinical entities, which, for many years, were lumped together as pseudotumors. These entities are…

Miscellaneous Orbital Tumors This chapter is reserved for discussion of tumors that do not quite fit the subject matter or titles of previous chapters, and tumors of such uncertain origin…

Meningioma If the reader were to think of just one tumor type that would cross multiple specialty lines it would probably be the meningioma. The meningioma is a very important…

Metastatic Carcinomas Clinical Features Over the time interval of our study of orbital tumors, 1948 to the present, I am impressed by the proliferation of publications describing carcinomas (chiefly adenocarcinomas)…

Secondary Epithelial Neoplasms The secondary epithelial neoplasms encroach upon the orbit from contiguous sites such as the nasal cavity and paranasal sinuses; lacrimal sac; caruncle; parotid gland; external surface of…

Primary Epithelial Neoplasms This chapter includes a host of epithelial neoplasms of various histologic types, which, with rare exceptions, arise from the functional components of the lacrimal gland. One exception…

Hematopoietic Tumors In this chapter, we will discuss a select group from a wide array of hematopoietic neoplasms that, in their extranodal, extralymphatic, intravascular, and extramedullary forms, often affect the…

Histiocytic Disorders This chapter includes non-neoplastic disorders featuring proliferations of histiocytes that may occur in any soft tissue or bony component of the body. Clinical entities of this group are…

Malignant Melanoma The update of the manuscript written on the subject of malignant melanoma for the third edition of Orbital Tumors (1994) was largely based on a publication of Lorenz…