This is the 18622nd most frequent Korean word.
신경외과
Neurology department or neurosurgery.
Here, '신경외과' (neurology) is being used directly as the field of medical specialization dedicated to issues related to the brain and nervous system.
신경외과는 뇌와 신경계 질환을 치료하는 중요한 분야입니다.
Neurology is an important field that treats brain and nervous system disorders.
In this sentence, '신경외과' refers to the specialty practiced by a medical professional, combined with '전문의' (specialist).
그는 신경외과 전문의로 많은 환자를 치료했습니다.
He treated many patients as a neurology specialist.
Here, '신경외과' is used to denote the broader knowledge or information regarding the field of neurology.