(3) The physician may require the patient to be nothing by mouth (NPO) for 8-10 hours
prior to the test.
(4) Gastric analysis requires the insertion of a gastric tube for the purpose of
withdrawing a specimen. General care and precautions associated with gastric
intubation should be implemented. (Refer to Section IV, Gastrointestinal Intubation.)
If ordered by the physician, withdraw the stomach contents and save for
(6) The patient should be allowed to rest for 20 to 30 minutes after insertion
of the tube before beginning the test. This allows time for the patient's body to return to
a rested, basal state.
c. Procedural Nursing Implications.
Obtain the specimens as directed by the physician or local SOP.
(2) Label each specimen with the amount and the time collected in addition
to the patient identification.
Note and report the presence of the following:
(4) Assess the patient's tolerance to the procedure by monitoring blood
pressure and pulse.
(5) Some gastric analysis tests require the administration of drugs to
stimulate gastric secretion. It is necessary to have an emergency cart available in these
d. Post-Procedural Nursing Implications.
Monitor the patient's vital signs in accordance with the ward's SOP.
Observe for signs of throat irritation secondary to tube placement.
Observe for signs of bleeding from the throat or stomach.
Resume diet and medication IAW the physician's orders or ward SOP.