Head and Neck Cancer

What is head and neck cancer?


Cancers that are referred to on the whole as head and neck diseases typically start in the squamous cells that line the soggy, mucosal surfaces inside the head and neck (for instance, inside the mouth, the nose, and the throat). These squamous cell growths are frequently alluded to as squamous cell carcinomas of the head and neck. Head and neck malignancies can likewise start in the salivary glands; yet salivary organ diseases are moderately phenomenal. Salivary organs hold numerous distinctive sorts of cells that can get carcinogenic, so there are numerous diverse sorts of salivary organ tumor.
Cancers of the head and neck are further ordered by the territory of the head or neck in which they start. These regions are portrayed underneath and marked in the picture of head and neck tumor districts.
• Oral pit: Includes the lips, the front two-thirds of the tongue, the gums, the coating inside the cheeks and lips, the floor (bottom) of the mouth under the tongue, the hard sense of taste (hard top of the mouth), and the little region of the gum behind the shrewdness teeth.
• Pharynx: The pharynx (throat) is an empty tube about 5 inches in length that begins behind the nose and prompts the throat. It has three parts: the nasopharynx (the upper a piece of the pharynx, behind the nose); the oropharynx (the center some piece of the pharynx, including the delicate sense of taste [the again of the mouth], the base of the tongue, and the tonsils); the hypopharynx (the lower some piece of the pharynx).
• Larynx: The larynx, likewise called the voice box, is a short way structured via cartilage simply beneath the pharynx in the neck. The larynx holds the vocal lines. It additionally has a little bit of tissue, called the epiglottis, which moves to blanket the larynx to keep sustenance from entering the air sections.
• Paranasal sinuses and nasal depression: The paranasal sinuses are little empty spaces in the bones of the head encompassing the nose. The nasal cavity is the empty space inside the nose.
• Salivary glands: The real salivary organs are in the floor of the mouth and close to the jawbone. The salivary organs produce salivation.

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