A Radiograph Taken During an Esophagogram Using Thin Barium Mixture

A radiograph taken during an esophagogram using thin barium mixture demonstrates that there is very little contrast media in the esophagus.Which of the following points will improve filling of the esophagus? (The exposure was made on inspiration after the last swallow.)

A) Have the patient drink during the exposure.
B) Have the patient perform the Valsalva maneuver during the exposure.
C) Have the patient perform the Müller maneuver during the exposure.
D) Shorten the exposure time.

Correct Answer:

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