Seckel syndrome is an extremely rare form of primordial autosomal recessive dwarfism, which is characterised by intrauterine growth retardation, dwarfism, delayed mental development, microcephaly, and bird-headed facial appearance (beaked nose, receding forehead, prominent eyes, and micrognathia). Some people with Seckel syndrome may also have blood abnormalities, Severe sinus bradycardia,malignant hypertension, moyamoya-like vasculopathy of the brain and superficial femoral artery stenosis