subcorneal pustular dermatosis (MONDO_0006614, a Monarch Disease Ontology id) is a rare, benign, chronic disease characterized by sterile pustular eruption, typically involving the flexural sites of the trunk and proximal extremities. Also known as: Sneddon-Wilkinson disease, Sneddon-Wilkinson disease or syndrome, pustulosis subcornealis, subcorneal pustular dermatitis.