ingestion of barium sulfate is contraindicated in which of the following situations?
1. suspected perforation of a hollow viscus
2. suspected large –bowel obstruction
3. presurgical patients
a. 1 0nly
b. 1 and 3 only
c. 2 and 3 only
d. 1,2 and 3
1. suspected perforation of a hollow viscus
2. suspected large –bowel obstruction
3. presurgical patients
a. 1 0nly
b. 1 and 3 only
c. 2 and 3 only
d. 1,2 and 3
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Speical