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Types
Types of head and neck cancers
Squamous cell carcinoma
Squamous cell carcinoma is the most common type of cancer in the mouth, throat, voice box and sinuses. This cancer commonly grows in the area where it started and can grow into nearby areas, including the jaw bones, eye and brain.
These types of cancers can spread to one or both sides of the neck, as well as to the lungs and other parts of the body. Squamous cell cancers can show up as a lump or mass in the neck and your doctor will search for where it started (often from the mouth or throat) by using imaging tests and biopsies.
Adenocarcinoma and other forms of salivary gland cancers
Adenocarcinomas are cancers that start in the glands that line your organs. They can show up in different parts of your body, including the glands that make saliva.
There are a large variety of other types of cancers that involve the head and neck, including adenoid cystic carcinoma, mucoepidermoid carcinoma and others.
Thyroid cancer
The most common type of thyroid cancer is papillary thyroid cancer. Most papillary thyroid cancers respond well to treatment. We also treat follicular, medullary and anaplastic thyroid cancer.
Skin cancer
We treat skin cancers in the sun-exposed areas of the head and neck. The most common skin cancers are basal cell carcinoma, squamous cell carcinoma and melanoma. We also treat some other rarer forms of skin cancer.
Sarcoma
Sarcomas can start in the bone or soft tissues like blood vessels or fat. We treat sarcomas that occur in the head and neck area.
Lymphoma
Lymphomas can sometimes show up as a mass in the neck or lump in other parts of the head and neck region. They require a biopsy to determine the type of lymphoma and best treatment options.
Symptoms
Symptoms
Symptoms of head and neck cancers include any of the following:
- A mass or swelling in the face or neck
- A painful area in the mouth or throat
- Changes in voice
- Ear pain
- Difficulty swallowing (which can lead to weight loss)
Having these symptoms does not necessarily mean you have cancer, as they can also be symptoms of other conditions.
If you have symptoms of head and neck cancer, there are several tests used to make a diagnosis.
Diagnosis
Diagnosis
Head and neck examination
A physician will carefully examine your mouth, throat, voice box, nose, ears and neck regions. This often includes the use of specialized equipment called a fibre optic telescope. The fibre optic telescope is passed through the nose into the throat and voice box area. This helps the physician look closely at these areas.
Ultrasound
Ultrasounds are available in our clinics to evaluate head and neck masses. They are also used to perform ultrasound-guided needle biopsies as necessary.
Computed tomography (CT) scans
CT scans takes detailed pictures of the inside of the body using X-rays from different angles. They are used to assess the head and neck area and the lungs of many head and neck cancer patients. Other areas of the body may also require CT imaging depending on the circumstance.
Magnetic resonance imaging (MRI)
MRIs are sometimes needed to see more details, especially for cancers that involve the base of the tongue, some parts of the throat or the sinuses, and for cancers that are close the eye or brain.
Biopsy
A biopsy is a procedure that takes a sample of tissue from the body to be examined in a laboratory. If there are signs of cancer, a biopsy is often needed to make a definite
diagnosis.
If the area is easily visible and accessible, a biopsy can often be performed using local anesthesia and ultrasound guidance in our otolaryngology office during your first visit. If the area to be biopsied is more difficult to reach, you might need to undergo general anesthesia.
Treatment
Treatment
If you have been diagnosed with head and neck cancer, your cancer care team will discuss your treatment options with you. We will help you weigh the benefits of each treatment option against the possible risks and side effects.
The treatment options for head and neck cancer depend on the type of cancer you have and the stage of your disease.
The most common treatment for head and neck cancers is surgery. Radiation therapy, chemotherapy or targeted therapy may also be recommended.
Surgery
Surgery is the primary treatment for many forms of head and neck cancer, including mouth cancers, some throat or voice box cancers, and most thyroid and skin cancers. In some cases, a physician may recommend radiation or a combination of radiation and chemotherapy before you have surgery.
The complexity of the surgery varies greatly depending on the location and size of the tumour. Our highly specialized surgeons, nurses and interprofessional care team work together to achieve the best results possible.
Note that there are other types of cancers, such as nasopharyngeal cancer, that are treated primarily with radiation or a combination of radiation and chemotherapy. For these cancers, surgery might also be recommended if the cancer does not respond to the treatment or if it returns.
Radiation therapy
Patients who have advanced cancers of the head and neck often need radiation therapy as part of their treatment. You may receive radiation therapy before or after surgery. The surgeons at Sinai Health work closely with radiation oncologists to plan and optimize your treatment.
Medical oncology
Medical oncology focuses on treating cancer with medications that affect the whole body, such as chemotherapy.
If you receive chemotherapy for head and neck cancers, it is often used in combination with radiation therapy. Drugs to boost the immune system (immunotherapy) are not currently mainstream therapies for head neck cancer.
Targeted therapy
Targeted therapy uses medication that targets the proteins and genes that cause cancer to grow. The aim of targeted therapy is to block the growth and spread of cancer cells and limit damage to healthy cells. In some cases, targeted therapy may be given alone or in combination with chemotherapy.
The treatment for some thyroid cancers is radioactive iodine along with thyroid hormone suppression therapy.