<prompt> Which of the following is NOT a feature of thyrotoxicosis?PalpitationAnxietyWeight lossMenorrhagia  <response>: Ans. d MenorrhagiaRef: Harrison 19th ed. 2293 Thyrotoxicosis is characterized by increased sympatho- mimetic action causing palpitations, anxiety and increased BMR causing weight loss. The menstrual abnormality in Graves disease is oligo-menorrhea. REMEMBER: weight gain with menorrhagia is seen in hypothyroidism. Weight gain with hirusutism with oligomenorrhea is seen in Cushing syndrome. 