preferred_name: Grade 4 Cranial Nerve I Intra-Operative Injury, CTCAE
preferred_name_lc: grade 4 cranial nerve i intra-operative injury, ctcae
label: CTCAE Grade 4 NERVES: CN I (olfactory) intra-operative injury
label_lc: ctcae grade 4 nerves: cn i (olfactory) intra-operative injury