All of the following correctly describe carcinoma of the esophagus except:

Related MCQs

• Which of the following is most characteristic of carcinoma of the esophagus?
• Carcinoma of the esophagus:
• Carcinoma of the esophagus has a poor prognosis because:
• A 30-year-old woman has a right mastectomy and axillary lymph node dissection for a carcinoma diagnosed by fine needle aspiration cytology. The histologic pattern is that of a poorly differentiated carcinoma that is negative for oestrogen and progesterone receptors, but is positive for HER2/neu. One axillary lymph node demonstrates micro- metastases. Her 32 year old sister is found to have a similar lesion. Which of the following statements regarding risk factors for this lesion is the most appropriate?
• Which is most characteristic of carcinoma of the cecum or right colon (in contrast to carcinoma of the rectum)?
• In contrast to carcinoma of the right colon, carcinoma of the left colon tends to be associated with:
• A 63-year-old man is evaluated because of new-onset hemoptysis and a 100-pack-year smoking history. Chest radiograph shows a 4-cm right perihilar mass, and bronchoscopic biopsy and cytologic evaluation of sputum confirm squamous cell carcinoma. There are no significant findings on physical examination, and the patient reports no weight loss.Complete blood count is normal except for a serum alkaline phosphatase level at 110 U/L. CT scans of the chest and abdomen show no mediastinal adenopathy. Results of a positron emission tomography scan are negative, except for the right perihilar mass.In which of the following situations would surgical therapy be offered?
• Small cell lung carcinoma can cause (?all of the following except)
• All are precancerous for carcinoma colon except
• A male heavy smoker develops increasing difficulty in swallowing gradually over six months. Constriction of the mid-esophagus is seen on x-ray of barium swallow. The most likely diagnosis is: