<prompt> A 9-year-old girl presents with menarche. History reveals thelarche at the age of 7 years and adrenarche at the age of 8 years- the MC cause of this condition in girls is:IdiopathicGonadal tumorMc cure albright syndromeHypothyroidism  <response>: Precocious pubey It is the appearance of appropriate secondary sexual charecters before the age of 8 years and occurance of menstruation before the age of 10 years The most common cause is constitutionalidiopathic -75 cases due to premature activation of HPO Axis. SHAW;S TEXTBOOK OF GYNAECOOGY,Pg no:56,15th edition 