Respected Sir i want to have your opinion on this case. he is a seven month old male child. born to a gravida 2 mother. first pregnancy terminted due to anencephaly. antenatal USG normal during this pregnancy. FTND LBW birth weight 2.0kg, length 38 cm, head circumference 32cm. (had E/o intrauterine dwarfism no neonalal problem he has noe following features primordial dwarfism length 50cm weight 5kg < 3 percentile head O 42cm . upper segment to lower segment=2.33 head relatively large than body. short chest, no upper limb shortening clinodactyly, single palmer crease, but no trident hand. normal intelligence, but gross motor milestons delayed. x-ray long bones and spine normal. cranial USG normal. thyroid profile normal. chromosomal study is normal the above features are s/o acondroplasia,or hypochondroplsia. but there is no e/o trident hand. or any features on x-ray. please guide me further.