NCIthesaurus disease has location cellulitis NCI:C34454 ICD10CM:L03.90 UMLS_CUI:C0007642 NCI:C26715 UMLS_CUI:C0007646 DOID:2472 SNOMEDCT_US_2025_09_01:74276003 MESH:D002481 DOID:3488 A skin disease where there is a diffuse infection of connective tissue with severe inflammation of dermal and subcutaneous layers of the skin. Cellulitis can be caused by normal skin flora or by exogenous bacteria, and often occurs where the skin has previously been broken: cracks in the skin, cuts, blisters, burns, insect bites, surgical wounds, or sites of intravenous catheter insertion. disease_ontology SNOMEDCT_US_2025_09_01:267833003 skin disease connective tissue disease connective tissue