The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Mucocutaneous circumoral pigmentation is found in:   (A) Peutz-Jeghers syndrome   (B) Plummer-Vinson syndrome   (C) Lead poisoning   (D) Bechet's syndrome
['(A) Peutz-Jeghers syndrome <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', "(A) Peutz-Jeghers syndrome \n (B) Plummer-Vinson syndrome \n (C) Lead poisoning \n (D) Bechet's syndrome <> possible answers", '  Mucocutaneous circumoral pigmentation is found in: <> context@']