Bleach-Induced Chemical Sinusitis and Orbital Cellulitis Following Root Canal Treatment

The authors describe an unusual case of chemical sinusitis and orbital cellulitis secondary to a sodium hypochlorite accident in patient who had just undergone root canal treatment. presented with acute, progressive symptoms unilateral maxillary sinusitis, facial which began hours after treatment on the ipsilateral side. He was admitted hospital under care Otorhinolaryngology team reviewed regularly by Ophthalmologists. underwent Endoscopic Sinus Surgery during his stay. intraoperative findings revealed necrotic sinus mucosa slough within involved sinus, were suggestive burn injury induced highly alkaline solution used treated postoperatively regular nasal toilet, culture-directed antibiotics topical ocular pressure-lowering eyedrops. displayed slow recovery eventually no sequelae, but experienced persistent cheek numbness three months post-injury. Severe is rare complication treatment, potentially severe consequences. It can present similar complicated acute bacterial sinusitis. Otorhinolaryngologists dental surgeons should maintain high index suspicion when managing post-root cellulitis, even airway compromise. This would allow prompt intervention before sight or life-threatening complications set in.