Monarch Disease Ontology identifier MONDO_0018050 (tibial aplasia-ectrodactyly syndrome) is a rare condition characterized by congenital ectrodactylous limb malformations associated with tibial aplasia or hypoplasia. Also known as: SHFLD syndrome, SHFM associated with aplasia of long bones, TH-SHFM, aplasia of tibia with split-hand/split-foot deformity, split hand/foot malformation with long bone deficiency, split-hand/foot malformation associated with aplasia of long bones, tibial hemimelia with split hand/foot malformation, tibial hemimelia-ectrodactyly syndrome.