Monarch Disease Ontology id MONDO_0019701 (chondrodysplasia punctata) is a rare congenital developmental disorder characterized by the presence of stippled foci of calcification in the hyaline cartilage, joint contractions, mental retardation and ichthyosis. Also known as: CDP, chondrodysplasia calcificans congenita, chondrodysplasia punctata (stippled epiphyses) Group, chondrodysplasia punctata congenita.