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What is the most common nasopharyngeal cancer?

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What is the most common nasopharyngeal cancer?

Most nasopharyngeal cancers are nasopharyngeal carcinoma (NPC). It is by far the most common cancer in the nasopharynx. Carcinoma is cancer that starts in the cells that line the internal and external surfaces of the body (called epithelial cells).

How is nasopharyngeal carcinoma diagnosed?

Nasopharyngeal carcinoma is diagnosed by biopsy of the tumor, which is often performed in clinic with a use of a small endoscope. This allows the head and neck surgeon to visualize the tumor and its extent. Imaging techniques (MRI and/or CT scan) may also help determine the extent of the tumor.

What are the types of nasopharyngeal cancer?

Main types of nasopharyngeal cancer

  • keratinising squamous cell carcinoma.
  • non keratinising squamous cell carcinoma.
  • basaloid squamous cell carcinoma.

Who nasopharyngeal carcinoma classification?

According to the World Health Organization (WHO), NPC is classified into 3 subtypes: Keratinizing squamous cell carcinoma (WHO type 1) Nonkeratinizing squamous cell carcinoma (WHO type 2) Undifferentiated or poorly differentiated carcinoma, including lymphoepithelioma and anaplastic variants (WHO type 3)

What is undifferentiated nasopharyngeal carcinoma?

Undifferentiated carcinoma of the nasopharynx (UCNT) is a particular head and neck epidermoid lineage tumor related to the Epstein Barr Virus (EBV). It has geographically selective endemic epidemiologic features, without relation to external carcinogens.

What are the two most frequent symptoms in patients with nasopharyngeal carcinoma?

Possible noticeable symptoms of nasopharyngeal carcinoma include:

  • A lump in your neck caused by a swollen lymph node.
  • Blood in your saliva.
  • Bloody discharge from your nose.
  • Nasal congestion or ringing in your ears.
  • Hearing loss.
  • Frequent ear infections.
  • Sore throat.
  • Headaches.

What are the symptoms of nasopharyngeal carcinoma?

Symptoms of nasopharyngeal cancer

  • a lump in the neck that doesn’t go away after 3 weeks.
  • hearing loss (usually only in 1 ear)
  • tinnitus (hearing sounds that come from inside the body rather than from an outside source)
  • a blocked or stuffy nose (usually only blocked on 1 side)
  • nosebleeds.
  • headaches.
  • double vision.

Can a CT scan detect nasopharyngeal cancer?

Computed tomography (CT) scan CT scans or MRIs are important in looking for cancer that may have grown into the bones at the base of the skull. This is a common place for nasopharyngeal cancer to grow. CT scans can also be used to look for tumors in other parts of the body.

What does Nonkeratinizing mean?

Medical Definition of nonkeratinized : not marked by the formation of or conversion to keratin or keratinous tissue : not keratinous nonkeratinized epithelium.