Gynaecology & Obstetrics A 9 year girl presents with menarche. History reveals thelarche at the age of 8 years the most common cause of this condition in girls is A Idiopathic B Gonandal tumor C McCune albright syndrome D Hypothyroidism 💡 Explanation A 9 year girl presents with menarche. History reveals thelarche at the age of 8 years the most common cause of this condition in girls is ✓ Correct Answer: A. Idiopathic