Epithelial tumors

Eyelid Cancer - Overview

Editorial Note: Please note that this section is currently under review and will be updated soon.

ON THIS PAGE: You will find some basic information about this disease and the parts of the body it may affect. This is the first page of Cancer.Net’s Guide to Eyelid Cancer. To see other pages, use the menu on the side of your screen. Think of that menu as a roadmap to this full guide.

Nasal Cavity and Paranasal Sinus Cancer - Introduction

ON THIS PAGE: You will find some basic information about these diseases and the parts of the body they may affect. This is the first page of Cancer.Net’s Guide to Nasal Cavity and Paranasal Sinus Cancer. Use the menu to see other pages. Think of that menu as a roadmap for this entire guide.

About the nasal cavity and paranasal sinuses

The nasal cavity is the space just behind the nose where air passes on its way to the throat. The paranasal sinuses are air-filled areas that surround the nasal cavity. The paranasal sinuses include:

Thymoma and Thymic Carcinoma - Introduction

ON THIS PAGE: You will find some basic information about these diseases and the parts of the body they may affect. This is the first page of Cancer.Net’s Guide to Thymoma and Thymic Carcinoma. Use the menu to see other pages. Think of that menu as a roadmap to this entire guide.

Thymoma and thymic carcinoma are types of cancer that begin in the thymus. The thymus is located under the breastbone, also called the sternum. It is a small organ that is part of the body’s immune system.

After a Biopsy: Making the Diagnosis

During a biopsy, your doctor removes a small amount of tissue for examination. It is an important way to diagnose many different types of cancer. After a biopsy, your health care team completes several steps before the pathologist makes a diagnosis. A pathologist is a doctor who specializes in reading laboratory tests and looking at cells, tissues, and organs to diagnose disease.

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