Monarch Disease Ontology id MONDO_0016441 (acquired pseudoxanthoma elasticum) is a nonheritable form of pseudoxanthoma elasticum (PXE), lacking the retinal and vascular stigmata associated with the inherited form of the disorder, but having skin lesions that are clinically, histologically, and ultrastructurally similar to those seen in the inherited type. Also known as: acquired Gronblad-Strandberg-Touraine syndrome, acquired PXE, acquired pseudoxanthoma elasticum (inherited or acquired), localised acquired cutaneous pseudoxanthoma elasticum, localized acquired cutaneous pseudoxanthoma elasticum.