Hamartomatous polyps: Diagnosis, surveillance, and management

Table 7 Malignancy screening for juvenile polyposis syndrome[18,77,94-96]

Malignancy	Screening
Colorectal	Colonoscopy every 1-3 yr between the ages of 12-15; screening should be initiated sooner if earlier onset of symptoms
Gastric	Esophagogastroduodenoscopy every 1-3 yr between the age of 12-15; screening should be initiated sooner if earlier onset of symptoms
HHT mutation	Brain MRI, cardiac echocardiogram, testing for lung arterio-venous malformations

HHT: Hereditary hemorrhagic telangiectasia; MRI: Magnetic resonance imaging.