Gastrointestinal Cancer Surgery in Delhi
Gastrointestinal tract pertains to the part of the body which helps in digestion, assimilation and excretion of the eaten food materials. It starts from the esophagus, goes onto stomach, small intestine, large intestine, rectum and ends at anus(the anal opening or the excretory orifice). Its approximate length is 6 meters. It also involves other accessory organs which aid in digestion like, liver, gallbladder and biliary system and pancreas.
Gastrointestinal(GI) cancer is the term given to cancer affecting any of these organs.
Majority of these cancers are lifestyle related. They are the result of one or more lifestyle related problems such as
So it implies that majority of these cancers can be prevented by adoption of healthy lifestyle.
These cancers are very much amenable to screening. Such as for colorectal cancers- Colonoscopy can be easily performed. Similarly in some countries like Japan there is screening program for esophageal and stomach cancers by the use of Upper GI Endoscopy.
Certain infections are known to cause cancers in the GI System like Hepatitis B and hepatitis C for liver cancer. These infections are treatable now and Hepatitis B infection is preventable by the use of vaccine available.
The risk of these cancers increases with age especially after 50 years of age. But recently the incidence is increasing rapidly in the younger age group. It may be lifestyle related or genetically modulated.
The major types of cancers are
Unfortunately these cancers do not cause much symptoms early or cause symptoms which are easily ignored. The symptoms depend upon the location of the cancer. The major symptoms of GI Cancers are
The diagnosis of the disease. If your doctor suspects GI cancer depending upon your symptoms he may advise one or more of the following investigations:
The treatment of the GI Cancers involves surgery, chemotherapy and radiation being applied in different combinations. The treatment is dependent upon the clinical stage of the disease. If the tumor is early diagnosed surgery may be what all is needed. But in certain scenarios chemotherapy and radiation are required to be given before the surgery. Similarly chemotherapy and radiation may also be required after the surgery.
Surgery performed can be open or Laparoscopic (keyhole or Minimally Invasive). Surgery aims at complete removal of the tumor along with a margin of normal tissue and then restore the normal GI Function. For liver cancer transplantation is also possible in certain cases.