Lab Test : Gastric pH

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Alternate:N/A
Includes:pH of Gastric contents.
Department:Chemistry
Phone:(937) 641-3428
SQ Code:PHG
Available:Daily, 24 hours
Turnaround:Routine: 3 hours, STAT: 30 minutes
Specimen:Gastric contents, vomitus
Volume:0.5 mL- 1.0 mL
Container:Clean or sterile urine container
Temperature:Send to lab within 15 minutes.
Rejection:Over 1 hour in transport.
Normal:1.6-1.8
Uses:To determine gastric acidity in persons with stomach pain and burning, ulcers, and Zollinger-Ellison syndrome; to determine whether the stomach is capable of producing acid as a part of pernicious anemia workup.
Limitations:Stimuli that may increase gastric acid production, including smoking, the sight/odor of food, or stimuli that causes the person to become angry, fearful or depressed.
Method:Colorimetric
 

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