Jumat, 13 Mei 2011

Nasal cavity cancer

Introduction: An area of the face which includes the protruding nose along with its nostrils and the structures inside the nose is called the nasal cavity. It is the air-filled space located behind the nose and above the throat. The nasal cavity and the paranasal sinuses (the hollow, air-filled spaces in the bones around the nose) serve to filter moisten and warm air before it travels down into the lungs. Nasal Cavity Cancer is a rare form of cancer that begins in the nasal cavity (the inside of the nose) which is the first chamber of the respiratory system. The most common form of nasal cavity cancer is squamous cell carcinoma which forms in flat, epithelial cells that line the nasal cavity. Prolonged exposure to chemicals or dust may increase the risk of developing nasal cavity cancer. Most types of nasal cavity infections are simply just infections or capillaries, which can cause frequent nose bleeds and will not lead to nasal cancer. Men are affected twice as often as women with nasal related cancers. Treatment: Nasal cavity cancer treatment depends on several factors such as the cancer stage, type and location, as well as the patient's age and general health. A malignant tumor in the nose can spread to any part of the body so any abnormal growth in, or around the nose must be reported to the doctor. Surgery is required for these kind of nasal cancers in order to remove the rumor . radiation and chemotherapy although a more uncommon practice for nasal cancer can also be used sometime. Chemotherapy and radiation therapy are used as an adjuvant treatment (following surgery) to help kill any remaining cancerous cells. Causes: Inhalation of the smoke , certain infections of the nasal cavity , frequently occuring nasal infections, low immunity system (easily catch disease) , have a history of cancer in family and if an individual breathes in sawdust regularly then he is more prone to get a nasal caity cancer. Continuous exposure to metals like nickel, chromium and other organic chemicals used in manufacturing greatly increase the risk of developing nose cancer. Symptoms: Early stage of nasal cavity cancer displays no signs or symptoms but in later stages the tumor grows quite large and spreads to other areas of the body. nosebleeds, persistent congestion, pain or pressure around the eyes or ears, one-sided nasal obstruction, frequent headaches, a runny nose, enlarged lymph nodes, facial numbness or tingling, pain in the upper teeth, or a growth/mass in the nose are some possible symptoms associated with nasal cavity cancer. Potential symptoms should not be neglected as early detection and treatment of nose cancer greatly improves survival rates. References: cancermba.com cancercenter.com cancer.stanford.edu see less

Read more: http://www.righthealth.com/topic/Cavities/overview/uc_kosmixarticles#ixzz1MPXRKhVG

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