Multiple Choice
Carcinoma of the esophagus has a poor prognosis because:
A) metastases to liver or lung are usually present before the diagnosis is made
B) the lesion is not accessible to surgery
C) local spread usually prevents complete removal
D) the tumor is radioresistant
Correct Answer:
Verified
Correct Answer:
Verified
Q5: Carcinoma of the stomach usually arises from:<br>A)smooth
Q6: Adenocarcinoma of the ascending colon is more
Q7: In contrast to carcinoma of the right
Q8: Familial breast cancer is characterized by<br>A)Account for
Q9: What is the significance of intestinal metaplasia
Q11: Which presents as a bulky mass lesion
Q12: Which best characterizes Peutz-Jeghers polyps?<br>A)solitary, hamartomatous, not
Q13: Predisposes to adenocarcinoma:<br>A)Barrett"s esophagus<br>B)achalasia, esophagus<br>C)both<br>D)neither
Q14: Which of the following is most strongly
Q15: Persistent elevation of serum carcinoembryonic antigen following