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Gastric Polyps

Reviewed 06/2018
 


BASICS

Mucosal lesions projecting above the gastric surface and into the lumen of the stomach 

DESCRIPTION

  • Mostly benign with minimal malignant potential

  • Typically asymptomatic incidental findings on upp...

DIAGNOSIS

HISTORY

  • Asymptomatic (>90%)

  • Larger polyps or patients with multiple polyps can present with:

    • Anemia due to blood loss

    • Epigastric pain

    • Nausea

    • Gastric outlet obstruction

    • Vomiting; hematemesis

    • Dyspe...

TREATMENT

  • Fundic gland polyps:

    • Polypectomy for fundic gland polyps 1 cm or greater (1)[C]

  • Hyperplastic polyp

    • Polypectomy for hyperplastic polyps 0.5 cm or greater (1)[C]

    • Eradicate H. pylori infection if p...

ONGOING CARE

FOLLOW-UP RECOMMENDATIONS

  • Fundic gland polyp

    • Sporadic type: no follow-up necessary

    • FAP: Repeat EGD every 2 years (3)[A].

  • Hyperplastic polyp

    • If multiple, repeat EGD in 1 year (3)[A].

  • Adenoma

    • Repe...

REFERENCES

1
Evans JA, Chandrasekhara V, Chathadi KV, et al; for ASGE Standards of Practice Committee. The role of endoscopy in the management of premalignant and malignant conditions of the stomach. G...

ADDITIONAL READING

  • Amaravadi RK, Hamilton KE, Ma X, et al. Multiple gastrointestinal polyps in patients treated with BRAF inhibitors. Clin Cancer Res.  2015;21(23):5215–5221.

  • Goddard AF, Badreldin...

CODES

ICD10

  • K31.7 Polyp of stomach and duodenum

  • D13.1 Benign neoplasm of stomach

ICD9

211.1 Benign neoplasm of stomach 

SNOMED

  • 78809005 Gastric polyp (disorder)

  • 36162004 Hyperplastic adenomatous polyp of sto...

CLINICAL PEARLS

  • Most gastric polyps are asymptomatic, incidental findings on EGD.

  • Most gastric polyps are epithelial in origin and rarely show malignant changes.

  • Biopsy gastric polyps. Diagnosis and man...

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