Hypotrichosis–acro-osteolysis–onychogryphosis–palmoplantar keratoderma–periodontitis syndrome | |
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Specialty | Dermatology |
Hypotrichosis–acro-osteolysis–onychogryphosis–palmoplantar keratoderma–periodontitis syndrome (also known as "HOPP syndrome" [1]) is a cutaneous condition characterized by a prominent palmoplantar keratoderma. [1]