Which of the following diagnostic tests is most useful for determining the tumor stage of esophageal cancer?

Which of the following diagnostic tests is most useful for determining

1.	Which of the following diagnostic tests is most useful for determining the tumor stage of esophageal cancer?
A.	Esophagogastroduodenoscopy
B.	Endoscopic ultrasound
C.	PET scan
D.	CT scan
Answer» C. PET scan

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Which of the following diagnostic tests is most useful for determining the tumor stage of esophageal cancer?

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