What is Adenocarcinoma?An adenocarcinoma is a form of cancer that develops in the body’s mucus-producing glands. Many organs have these glands, such as the lungs, colon, rectum, pancreas, breasts, prostate, and intestines.
What is Jejunal Adenocarcinoma?Adenocarcinoma of the jejunum is a rare mucus-secreting cancer of the small intestine called the jejunum. The jejunum is the 2nd part of the small intestine in the human body. The function of the jejunum is to aid in the digestion and absorption of food. The five-year treatment survival rate is 67.5%. In only 32% of cases, it has spread to other parts of the body.
Disease EtiologyThere is no exact well- known cause. However, certain genetic mutations, cigarette smoking, and recurrent ear or teeth infections can cause jejunal adenocarcinoma.
Disease EpidemiologyIt is a rare tumor and makes approximately 3-5% of all gastrointestinal tumors. The prevalence rate of jejunal adenocarcinoma is only 0.6% in the United States.
Signs and symptomsThe patient may present with the following signs and symptoms. These are
- Usually, there are no clear symptoms, often patients suffer from vague abdominal symptoms of abdominal discomfort and pain in the abdomen.
- Weight loss
- Some patients also complain of dark tarry stools due to the presence of decomposed blood in the stool.
- Distended abdomen
- Yellowish discoloration of the skin and sclera
DiagnosisThe following diagnostic techniques and procedures can be used to make a diagnosis. These are
- CBC (complete blood count)
- LFT’s (Liver function test)
- Imaging tests such as USG, MRI, CT-scan, Or PET scan to find out the site, size, and extent of the tumor.
- Fine needle aspiration biopsy and histopathological examination to rule out the type of cancer cells