Orbital Cellulitis, also known as cellulitis of orbit, is related to cellulitis and panophthalmitis, and has symptoms including eyelid edema, erythema and chemiosis. An important gene associated with Orbital Cellulitis is CRP (C-Reactive Protein), and among its related pathways/superpathways are Embryonic and Induced Pluripotent Stem Cells and Lineage-specific Markers and Mesenchymal Stem Cells and Lineage-specific Markers. Affiliated tissues include eye and bone.