DO_rare_slim has symptom disease has basis in congenital muscular dystrophy GARD:9138 ICD9CM:359.0 A muscular dystrophy that is characterized by diminished muscle tone (hypotonia), progressive muscle weakness and degeneration (atrophy), abnormally fixed joints, spinal rigidity, and delays in reaching motor milestones such as sitting or standing unassisted. DOID:0050557 disease_ontology SNOMEDCT_US_2025_09_01:193221009 ORDO:97242 UMLS_CUI:C2937300 Xref MGI. OMIM mapping confirmed by DO. [SN]. physical disorder muscular dystrophy Abnormality of prenatal development or birth muscle weakness progressive weakness