achlorhydria

Absence of hydrochloric acid from gastric secretions. Etiology: 1) pernicious anemia 2) pharmaceutical agents a) proton pump inhibitors b) H2 receptor antagonists Pathology: 1) compensatory hypergastrinemia 2) malabsorption - iron-deficiency

References

Stedman's Medical Dictionary 27th ed, Williams & Wilkins, Baltimore, 1999