This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth and development, Subject name: Pediatrics
A child is below the third percentile for height. His growth velocity is normal, but chronologic age is more then skeletal age. The most likely diagnosis is _________ 
Select and explain. 
A. Constitutional delay in growth, B. Genetic sho stature, C. Primordial dwarfism, D. Hypopituitarism
A: Constitutional delay in growth
Answer: A: Constitutional delay in growth 
Explanation: Constitutional delay of growth and pubey (CDGP) is a term describing a temporary delay in the skeletalgrowth and thus height of a child with no physical abnormalities causing the delay. Reference: GHAI Essential pediatrics, 8th edition