26th April 2024

A 9-year-old boy has been brought to the clinic by his parents due to concerns about his recent rapid growth.

A 9-year-old boy has been brought to the clinic by his parents due to concerns about his recent rapid growth. He has grown 10 cm over the past year. His voice has started to deepen, and he has developed some facial acne. His parents mention that he seems more irritable and moody than usual. On examination, there is an enlargement of the testes and the beginning of pubic hair development. His height is at the 75th percentile for his age.

Which is the most likely diagnosis?