Ring chromosome 21 in the differential diagnosis of waddling gait.
Ring chromosome 21 syndrome is a rare clinical condition. Most of the patients have a recognizable phenotype and multisystem involvement is described. Structural neurologic anomalies have also been described, but waddling gait due to lower motor neuron involvement has not been previously reported in association with ring 21.
Gülhane Military Medical School, Department of Pediatrics, Division of Child Neurology, Etlik, Ankara, Turkey. mutluayarslan@yahoo.com
Mutluay
M
Arslan
Uluç
U
Yiş
Sebahattin
S
Vurucu
Yusuf
Y
Tunca
Bülent
B
Unay
Rıdvan
R
Akin
D025063:Chromosome Disorders / Q000150:complications / Q000235:genetics; D002891:Chromosomes, Human, Pair 21; D020233:Gait Disorders, Neurologic / Q000150:complications* / Q000235:genetics / Q000473:pathology; D006801:Humans; D007223:Infant; D007621:Karyotyping; D008297:Male; D012303:Ring Chromosomes