thanatophoric dysplasia type 2 (MONDO_0008547, a Monarch Disease Ontology id) is thanatophoric dysplasia characterized by a cloverleaf-like skull and straight femurs. Also known as: TD2, cloverleaf skull-micromelic bone dysplasia syndrome, thanatophoric dwarfism type 2, thanatophoric dwarfism-cloverleaf skull syndrome, thanatophoric dysplasia, type 2, type 2 thanatophoric dysplasia.