Case reportExtramedullary relapse of acute myeloid leukemia mimicking a necrotizing external otitis: could mononuclear leukocyte scintigraphy be the best diagnostic method?Recidiva extramedular de leucemia mieloide aguda mimetizando otite externa necrotizante: a cintigrafia com leucócitos mononucleares pode ser o melhor método diagnóstico?☆

A 19-year-old man diagnosed with acute myeloid leukemia(AML) in remission presented with severe otalgia, aural full-ness, right facial palsy (scoring V on the House-Brackmannscale). Otoscopic findings included, edema of the posteriorwall of the external ear canal and otorrhea. Diagnosis ofNEO wasconsidered,andthepatientwastreatedempiricallywith imipenem for 12 days. The patient had a poor responseto imipenem, leading the medical team to replace it for Even after thechange of treatment regimenpatient’s symptoms did not show any improvement.