megalocephaly


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megalocephaly

 [meg″ah-lo-sef´ah-le]
abnormally increased size of the head; called also macrocephaly. adj., adj megalocephal´ic.

meg·a·ceph·a·ly

(meg'ă-sef'ă-lē),
A condition, either congenital or acquired, in which the head is abnormally large; usually applied to an adult cranium with a capacity of over 1450 mL.
[mega- + G. kephalē, head]

megalocephaly

/meg·a·lo·ceph·a·ly/ (meg″ah-lo-sef´ah-le) macrocephaly.megalocephal´ic

megalocephaly

(mĕg′ə-lō-sĕf′ə-lē)
n. pl. megalocepha·lies

meg′a·lo·ce·phal′ic (-sə-făl′ĭk), meg′a·lo·ceph′a·lous (-sĕf′ə-ləs) adj.

megalocephaly

macrocephaly

An abnormally large head and/or brain; in children, macrocephaly is defined as an occipitofrontal circumference of > 3 SD ≥ the mean.

DiffDx—non-hydrocephalic causes of macrocephaly
Benign familial form (siblings also have large heads), achondroplasia, Banayan syndrome, cerebral gigantism (with macrosomia or Sotos syndrome), cutis marmorata telangiectatica congenita, fragile X syndrome, Klippel-Trenauny-Weber syndrome, mucopolysaccharidosis, neurofibromatosis, Weaver syndrome.

megalocephaly

Big-headedness; macrocephaly is in wider use

meg·a·ceph·a·ly

(meg'ă-sef'ă-lē)
A condition, either congenital or acquired, in which the head is abnormally large; usually applied to an adult cranium with a capacity of over 1450 mL.
Synonym(s): macrocephaly, macrocephalia, megalocephaly, megalocephalia.
[mega- + G. kephalē, head]

megalocephaly

abnormally increased size of the head.