Alternative titles and symbols : Polyps-and-spots syndrome; Polyposis, hamartomatous intestinal;
Description : Peutz-Jeghers syndrome is an autosomal dominant disorder characterized by melanocytic
macules of the lips, buccal mucosa, and digits; multiple gastrointestinal hamartomatous
polyps; and an increased risk of various neoplasms.;
Inheritance : Autosomal dominant;
Molecular basis : Caused by mutations in the serine/threonine protein kinase 11 gene (STK11, 602216.0001);
Neoplasia : Gastrointestinal carcinoma; Breast cancer (ductal); Thyroid cancer; Lung; Pancreatic cancer; Uterine cancer; Sertoli cell testicular tumors; Ovarian sex cord tumors;