Erythema nodosum currently is not a proven complication of jellyfish stings.
Burnett
Joseph W
JW
D000305:Adrenal Cortex Hormones / Q000627:therapeutic use; D000818:Animals; D001733:Bites and Stings / Q000150:complications* / Q000628:therapy; D003064:Cnidarian Venoms / Q000009:adverse effects*; D004638:Emergency Treatment; D004893:Erythema Nodosum / Q000209:etiology*; D006801:Humans; D037402:Hydrozoa; D006968:Hypersensitivity, Delayed / Q000188:drug therapy / Q000276:immunology; D007074:Immunoglobulin G / Q000276:immunology; D007075:Immunoglobulin M / Q000276:immunology
D000305:Adrenal Cortex Hormones; D003064:Cnidarian Venoms; D007074:Immunoglobulin G; D007075:Immunoglobulin M