pyoderma pyoderma gangrenosum https://rarediseases.info.nih.gov/diseases/7510/pyoderma-gangrenosum https://www.malacards.org/card/pyoderma_gangrenosum NANDO:2200437 Pyoderma gangrenosum (PG) is a primarily sterile inflammatory neutrophilic dermatosis characterized by recurrent cutaneous ulcerations with a mucopurulent or hemorrhagic exudate. ICD9:686.01 MedDRA:10037635 MEDGEN:43224 ICD10WHO:L88 Orphanet:48104 icd11.foundation:2120746218 GARD:0007510 NORD:1638 DOID:8553 SCTID:74578003 MESH:D017511 MONDO:0018824 ICD10CM:L88 UMLS:C0085652 autoinflammatory syndrome