Neuroendocrine Tumors of the Skin (Merkel Cell Carcinoma) Merkel cell carcinoma is a rare and aggressive primary cutaneous neuroendocrine (small cell) carcinoma of the skin arising from the basal epidermis….

Neoplasms of the Parathyroid Glands The dispersed neuroendocrine system includes two organs that are predominantly or exclusively composed of neuroendocrine cells; parathyroid glands are one and anterior pituitary is the…

Neuroendocrine Tumors of the Salivary Glands Neuroendocrine tumors of the salivary glands include mostly small cell neuroendocrine or poorly differentiated neuroendocrine carcinomas. Other types of neuroen-docrine tumors such as carcinoid…

Neuroendocrine Tumors in the Mediastinum Anatomically, the mediastinum is defined as a space between the two pleural cavities, with its boundaries formed superiorly by the thoracic inlet, inferiorly by the…

Neuroendocrine Tumors of the Gastrointestinal Tract, Appendix, Gallbladder, and Extrahepatic Biliary Tract Shilpa Rungta Sudha R. Kini This chapter covers the neuroendocrine neoplasms arising in the gastrointestinal (GI) tract, the…

Types of Cytologic Specimens and Cytopreparations Cytopathologic diagnosis of neuroendocrine neoplasia can be made by examining a variety of specimens obtained from several body sites that represent both exfoliative and…

Dispersed Neuroendocrine System: an Overview Min W. Lee Sudha R. Kini INTRODUCTION Neuroendocrine neoplasia is an enigmatic family of tumors sharing a phenotype characterized by the simultaneous expression of multiple…