Focal sensory seizure Focal sensory seizure with olfactory features 2011-10-18T02:28:55Z Seizures characterized by olfactory phenomena as its first clinical manifestation. HP:0011161 UMLS:C4023504 Olfactory aura Partial olfactory seizure Focal olfactory seizure Olfactory auras These seizures involve the mesial temporal or orbitofrontal regions. Phantosmia