How do doctors detect neck cancer?

Unclear question: There are many different types of cancers in the neck and each requires a different approach. One sign is usually a mass in the neck, with location dependant on the organ system involvled. Some tumors in the neck are metastatic cancers.

Several ways: 1) clinical exam, using scopes (laryngoscope, nasoscope) 2) imaging: this includes computed tomography, magnetic resonance imaging, angiography, ultrasound, among others 3) laboratory studies of blood components 4) always a biopsy is done to prove the diagnosis. Clinical history (such as smoking, drinking), specific symptoms and length of symptoms all guide in the approach and use of the above.