Gastroenterology Book

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Serum Gastrin

Aka: Serum Gastrin, Gastrin
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  1. Normal: <180 pg/ml
  2. Increased: Most important causes
    1. Medications (most common cause)
      1. Proton Pump Inhibitors (e.g. Omeprazole)
        1. Associated with 2-5 fold increase in Gastrin level
      2. H2 Blockers
    2. Pernicious Anemia
      1. Very low Stomach acid level (contrast with Zollinger-Ellison)
    3. Zollinger-Ellison Syndrome or Gastrinoma (rare)
      1. Very high Gastrin level
      2. Gastrin Level remains increased despite withdrawal of Proton Pump Inhibitors and other possible causes
      3. High Stomach acid level
        1. Measured with nasogastric suction over one hour
        2. Contrast with very low Stomach acid level in Pernicious Anemia
  3. Increased: Other Causes
    1. Hyperparathyroidism
    2. Retained gastric antrum
    3. Chronic atrophic Gastritis
    4. Pyloric obstruction
    5. Gastric neoplasm
    6. Chronic Renal Failure

Gastrin measurement (C0202036)

Definition (NCI) A measurement of the gastrin hormone in a biological specimen.
Definition (NCI) The determination of the amount of gastrin hormone present in a sample.
Concepts Laboratory Procedure (T059)
SnomedCT 87535006
CPT 82941
English Gastrin, Gastrin measurement, GASTRIN, Gastrin Measurement, gastrin level test, Gastrin level, Gastrin measurement (procedure), ASSAY OF GASTRIN, Assay of gastrin
Dutch gastrine
French Gastrine
German Gastrin
Italian Gastrina
Portuguese Gastrina
Spanish Gastrina, medición de gastrina (procedimiento), medición de gastrina
Japanese ガストリン, ｶﾞｽﾄﾘﾝ
Czech Gastrin
Hungarian Gasztrin
Sources
Derived from the NIH UMLS (Unified Medical Language System)


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