non-syndromic synpolydactyly non-syndromic polydactyly synpolydactyly type 2 https://github.com/monarch-initiative/mondo/issues/4521 https://github.com/monarch-initiative/mondo/issues/4948 https://github.com/monarch-initiative/mondo/pull/9599 https://www.malacards.org/card/synpolydactyly_2 SD2b SPD, Debeer type OMIM:608180 synpolydactyly, 3/3'4, associated with metacarpal and metatarsal synostoses MEDGEN:331290 SPD2 MESH:C564278 synpolydactyly 2 icd11.foundation:1370014661 MONDO:0011984 GARD:0017359 Orphanet:295197 UMLS:C1842422 synpolydactyly, 3/3-prime/4, associated with metacarpal and metatarsal synostoses SD2, Debeer type synpolydactyly, Debeer type synpolydactyly type 2 polydactyly-syndactyly-triphalangism