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📋Overview
Gastroesophageal Reflux Disease (GERD) is a chronic digestive disorder characterized by the backward flow of stomach acid and contents into the esophagus, causing symptoms and potential esophageal damage. It is the modern term replacing older labels such as acid reflux or heartburn when symptoms are frequent or severe.
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Medical codes (for reference)
UMLS CUI: C0017168ICD-10-CM
K21.9K21
MeSH
D005764
SNOMED CT (US)
235595009
Codes are provided for reference and interoperability. They are not a diagnosis.
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