All the following are features of Down's syndrome except-

Ans. is 'd' i.e., Hypeonicity Clinical features of Down's syndrome o Most striking feature in the neonate is hypotonia and although the diagnosis is usually evident at this time, it may some time be missed if the baby is very premature or his facial features are concealed by ventilatory apparetus. CLINICAL FEATURES IN DOWN SYNDROME General Neonatal hypotonia Mild-moderate mental retardation Sho stature Cranio-facial Brachycephaly Clinodactyly Epicanthic folds Protruding tongue Small cars Upward sloping palpebral fissures Strabismus and/or nystagmus Brushfield spots in iris Increased incidence of leukaemia (1%) Limbs Fifth finger clinodactyly Single palmar crease (simian crease) Wide gap between first and second toes Other Congenital hea disease (40%) e.g. common atrio-ventricular canal, ASD, PDA, VSD, Fallot tetralogy Anal atresia & Hirshsprung disease Duodenal atresia & annular pancreas Hypothyroidism & DM Delayed fontanel closure Three fontanel Obesity & obstructive sleep apnea