Diffuse palmoplantar keratoderma-acrocyanosis syndrome is characterized by the association of diffuse palmoplantar keratoderma and acrocyanosis. It has been described in eight members of one family and in two sporadic cases. The mode of inheritance in the familial cases was autosomal dominant. The disease is diffuse palmoplantar keratoderma - acrocyanosis syndrome (MONDO_0019489, a Monarch Disease Ontology identifier). Also known as: diffuse palmoplantar hyperkeratosis-acrocyanosis syndrome.