“…These severe odontogenic infections can be potentially life-threatening (14,17). There are several predisposing factors which may exacerbate odontogenic infections, such as immunodeficiency (human immunodeficiency virus HIV), long-term diabetes mellitus, obesity, chronic alcohol abuse, hepatitis, liver cirrhosis, immunosuppression after organ transplantation, chemotherapy, radiotherapy and systemic lupus erythematosus (4,9,11,12,16).…”