title: Malignant changes in Peutz-Jeghers syndrome.
mesh_terms: D000328:Adult; D005260:Female; D005770:Gastrointestinal Neoplasms / Q000473:pathology*; D006801:Humans; D008297:Male; D009362:Neoplasm Metastasis; D009378:Neoplasms, Multiple Primary; D010580:Peutz-Jeghers Syndrome / Q000473:pathology*