Spondylocostal Dysostosis 2, Autosomal Recessive, also known as scdo2, is related to spondylocostal dysostosis, autosomal recessive and spondylocostal dysostosis 5. An important gene associated with Spondylocostal Dysostosis 2, Autosomal Recessive is MESP2 (Mesoderm Posterior BHLH Transcription Factor 2). Affiliated tissues include bone, and related phenotypes are restrictive ventilatory defect and short neck