All the following are features of Down syndrome except:
High-Yield Explanation
d. Hypertonia(Ref: Nelson's 20/e p 610-615, Ghai 8/e p 637-639)Hypotonia is a feature of Down syndrome and not hypertoniaImportant clinical features of Down SyndromeI C a PROBLEM SomewhereIncurved 5th finger (clinodactylyQ/Intellectual disabilityCongenital heart diseaseQAcute Leukemia/Alzheimer's diseaseQ/Atlantoaxial instabilityQProtruding tongueRound faceOcciput flat/Open, wide fontanelleQBrushfield spots in irisQ/BrachycephalyLow (depressed) nasal bridgeEpicanthic foldQ/Ears low-set & dysplasticMonogoloid slantQ/Mental retardationSandle gapQ/Simian palmar creaseQ