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 M/C cause of this condition in girls is:
High-Yield Explanation
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 constitutional(idiopathic -75% cases) due to premature activation of HPO Axis. SHAW&;S TEXTBOOK OF GYNAECOOGY,Pg no:56,15th edition