Gastric Secretion – Laboratory Test Ranges | Reference
Lab | Value |
---|---|
Gastric juice |
|
Volume |
|
Specific gravity | 1005 |
Reaction | рН 1,6-1,8 |
On an empty stomach gastric contents |
|
Volume | 5-40 ml |
Total acidity | < 20-30 mmol/L |
Free hydrochloric acid | up to 15 mmol/L |
Pepsin | 0-21 mg% |
Investigation of basal secretion |
|
|
50-100 ml |
Total acidity | 40-60 mmol/L |
Free hydrochloric acid | 20-40 mmol/L |
Linked hydrochloric acid | 10-15 mmol/L |
Total hydrochloric acid discharge | 1,5-5,5 mmol/h |
Free hydrochloric acid discharge | 1,0-4,0 mmol/h |
Pepsin discharge | 4-40 mg |