MedicineWorld.org Oncology - Cancer - esophageal cancer
In the year 2004 about 14,250 new cases of esophageal cancer will be diagnosed in the United States. Incidence of esophageal cancer is three times more in males compared to females. It is also three times more common in the African Americans compared to the Caucasian population. Esophageal cancer occurs much more frequently in many developing countries including China and India and parts of Africa. For example the occurrence of esophageal cancer china is 20 to 30 fold higher compared to United States.
Esophageal cancer is fatal in majority of cases. In the year 2004 there will be about 13,300 deaths from esophageal cancer in the United States. Death rate from esophageal cancer is four times higher than much more common rectal cancer. Only about 10% of the patients who are diagnosed with esophageal cancer will live more than five years and these patients are probably cured.
What are the types of esophageal cancer?
The most common type of esophageal cancer in the United States is called adenocarcinoma. Less common type is called squamous cell carcinoma. In the past squamous cell cancer use to more common form of esophageal cancer, however the incidence of adenocarcinoma has been going up since 1974 by about 5% every year and as a result adenocarcinoma has become the most common subtype of esophageal cancer in the United States. Adenocarcinoma typically occurs at the lower part of the esophagus, where it joins with the stomach. On the other hand squamous cell carcinoma occurs mainly in the upper part of the esophagus. Squamous cell carcinoma is the most common subtype worldwide. Apart from the two common subtypes mentioned above, other tumor types like small cell cancer, sarcoma, and lymphoma can occur in the esophagus.
Picture of esophagus ( ASCO)
Picture of esophagus (MEDLINEplus)
Digestive system: picture (MEDLINEplus)
Esophageal cancer basic facts
What Is Esophagus Cancer? (American Cancer Society)
Esophageal cancer: introduction (ASCO)
Key Statistics for Esophagus Cancer? (American Cancer Society)
Types of esophageal cancer (University of Connecticut)
The Official Patient's Sourcebook on Esophageal Cancer
by Icon Health Publications
21st Century Complete Medical Guide to Esophageal Cancer
by PM Medical Health News
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