Monarch Disease Ontology term MONDO_0010180 (autosomal recessive spondylocostal dysostosis) (ARSD) is a rare condition of variable severity associated with vertebral and rib segmentation defects and characterized by a short neck with limited mobility, winged scapulae, a short trunk, and short stature with multiple vertebral anomalies at all levels of the spine. Also known as: Jarcho-Levin syndrome, spondylocostal dysostosis, autosomal recessive.