|
RAISED SERUM GASTRIN (HYPERGASTRINAEMIA) |
|
achlorhydria |
proton pump inhibitors [gastrin level usually around
200-300 ng/l] H2-receptor antagonists Helicobacter pylori infection gastric atrophy [gastrin level often > 1000 ng/l] vagotomy |
| systemic conditions |
rheumatoid arthritis Cushing's syndrome phaeochromocytoma renal failure |
| gastrinoma (Zollinger-Ellison syndrome) [gastrin level usually over 300 ng/l] |
sporadic as part of MEN I (multiple endocrine neoplasia syndrome I) |
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