Treatment for Precocious Puberty

A 7-year-old 4-month-old girl has a hard lump in her right breast. The bone age examination shows that 10 out of 10 ossification centers have appeared in her left wrist, the ulna shaft is prominent, the sesamoid bone on the inside of the thumb has not appeared, and the epiphyseal lines of all metacarpophalangeal bones have not closed, as well as the distal epiphyseal line of the ulna has not closed.
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