Retrocollis
A form of torticollis in which the head is drawn back, either due to a permanent contractures of neck extensor muscles, or to a spasmodic contracture. [ http://www.ncbi.nlm.nih.gov/pubmed/17917462 ]
Term info
Retrocollis
Retrocollis is a spasmodic form of torticollis in which the head is drawn back.
human_phenotype
HP:0002544