Neurosurgery Specializations

Neurosurgery Specializations: Navigating the Subfields of NSGY

Neurosurgery, also known as brain surgery, is a medical specialty that focuses on diagnosing and treating patients who have suffered injuries, diseases, or disorders of the brain, spinal cord, spinal column, or peripheral nerves [1]. While most people associate neurosurgery with brain operations, it encompasses a wide range of conditions and requires extensive training in various subfields [1] [2]. In this article, Let’s explore with UpSurgeOn the diverse specializations within neurosurgery.

1. General Neurosurgery 

CT scan of the brain -  Neurosurgery specializations
Source: National Cancer Institute via Unsplash

General neurosurgery is a broad subspecialty that includes the diagnosis, treatment, and management of various conditions affecting the brain, spine, and nervous system [1] [3]. The primary objective of general neurosurgery is to offer patients with acute and chronic neurosurgical conditions comprehensive care. This includes:

  • Diagnosis: accurately identifying the underlying cause of a patient’s symptoms through a combination of physical examination, imaging studies, and other diagnostic tests.
  • Treatment: developing and implementing a personalized treatment plan that may involve surgical intervention, non-surgical management, or a combination of both.
  • Rehabilitation: Collaborating with other healthcare professionals to help patients recover and regain their functional abilities after neurosurgical procedures or treatments.

Neurosurgeons who specialize in general neurosurgery are trained to handle a wide range of neurosurgical conditions, including trauma, tumors, vascular disorders, infections, strokes, and degenerative diseases of the spine [4].

2. Cerebrovascular Surgery 

Cerebrovascular surgery focuses on the diagnosis and treatment of conditions affecting the blood vessels of the brain and spinal cord [2]. This subfield includes the management of aneurysms, arteriovenous malformations (AVMs), and other vascular abnormalities that can lead to stroke or other neurological complications [2]. The main goals of cerebrovascular surgery are to restore and maintain proper blood flow to the brain, prevent further damage, and improve the patient’s overall neurological function [5].

Cerebrovascular surgeons work closely with a multidisciplinary team, including neurologists, interventional neuroradiologists, and neurointensivists, to provide comprehensive care for patients with cerebrovascular conditions [6]

Explore our technologies to empower cerebrovascular surgeons do their mission: 

AneurysmBox – a self-training system for vascular neurosurgery. Source: UpSurgeOn

3. Endovascular Surgical Neuroradiology

Exploring Mycro – UpSurgeOn’s training solution for endovascular neurosurgery. Source: UpSurgeOn

Endovascular surgical neuroradiology, also known as endovascular neurosurgery or interventional neuroradiology, is a subspecialty of neurosurgery that focuses on the treatment of diseases affecting the blood vessels in the brain and spinal cord using minimally invasive techniques [7]. The main goals of endovascular surgical neuroradiology include:

  • Diagnosing and treating conditions such as aneurysms, arteriovenous malformations (AVMs), stroke, and other vascular abnormalities in the CNS and PNS.
  • Minimizing the risks and complications associated with traditional open surgery by using catheters, wires, and other tools to access and treat the affected blood vessels from within the body
  • Providing patients with faster recovery times, shorter hospital stays, and improved outcomes compared to traditional open surgery.

Surgeons in this subfield, also known as endovascular neurosurgeons or interventional neuroradiologists, use minimally invasive techniques to access and treat these conditions, often working in collaboration with neurologists, neurointensivists, and other specialists.

4. Pediatric Neurosurgery 

Hands-on Pediatric craniosynostosis course with UpsurgeOn simulators. Source: UpSurgeOn

Pediatric Neurosurgery is a specialized field of neurosurgery that focuses on the diagnosis, treatment, and management of neurological and neurosurgical conditions in children, from neonates to adolescents [8]. The main goal of pediatric neurosurgery is to provide innovative, compassionate, and comprehensive care that is focused on the child and their family [9].

Pediatric neurosurgeons work with a multidisciplinary team to provide the best possible care for children with complex neurologic conditions. This team may include nurses, physical and occupational therapists, speech-language pathologists, patient education specialists, and child life specialists.They also collaborate closely with other pediatric specialists to provide comprehensive services in the most efficient and effective way possible [9].

5. Spine Surgery 

Exploring UpSurgeOn training solutions for spine surgery. Source: UpSurgeOn

Spine surgery is another important subspecialty of neurosurgery. It deals with the diagnosis and treatment of diseases of the spine and spinal cord. Some of the conditions treated by spine surgeons include spinal stenosis, fractures, tumors, and deformities such as scoliosis and spondylolisthesis [2]. The main goal of spine neurosurgery is to alleviate pain, restore function, and improve the overall quality of life for patients with spinal conditions [10].

Surgeons in this subfield are specialized in managing a wide range of spinal disorders, including fractures, degenerative diseases, deformities, tumors, and spinal cord injuries [10]. Furthermore, they are skilled in both surgical and non-surgical approaches to managing these complex conditions, often working in collaboration with pain management specialists and physical therapists to optimize patient outcomes [2].

6. Epilepsy Surgery

Epileptic surgery, also known as therapeutic brain surgery, is an intervention designed to reduce or stop seizures in epileptic patients. The main goal of epilepsy surgery is to decrease the number of seizures, the severity of the seizures, or ideally, to achieve seizure freedom [11] [12].

Epilepsy surgeons, also known as epileptologists, are highly trained and experienced in diagnosing and treating epilepsy. They provide comprehensive care for patients with epilepsy, working closely with a multidisciplinary team that includes neurologists, neurophysiologists, neuropsychologists, and neuroradiologists. [13].

7. Functional and Stereotactic Neurosurgery

Functional and stereotactic neurosurgery is a subfield of neurosurgery that focuses on treating disorders of the central nervous system (CNS) by modulating the functions of the brain and spinal cord [14]. The primary goal of functional and stereotactic neurosurgery is to improve patient quality of life by targeting and modulating brain or spinal cord function. This can be achieved through various techniques, such as deep brain stimulation (DBS), ablative procedures, and neuromodulation [14] [15].

Surgeons  in the field of functional and stereotactic neurosurgery work closely with neurologists, neurophysiologists, neuropsychologists, and neuroradiologists to ensure the best possible outcomes for their patients with various conditions, including movement disorders, epilepsy, pain, and psychiatric diseases [15]. They use advanced imaging techniques, such as MRI and CT scans, to precisely target the areas of the brain or spinal cord that require intervention [16].

8. Neuro-Oncology

Brain Tumor Dissection with UpSurgeOn simulation technologies. Source: UpSurgeOn

Neuro-oncology Neurosurgery, also known as surgical neuro-oncology, is a subfield of neurosurgery that focuses on the surgical management of tumors involving the brain and spine [17] [18]. The main goal of Neuro-Oncology is to provide patients with brain and spinal cord tumors with comprehensive and personalized care. This includes:

  • Diagnosis and staging: Neuro-oncologists work closely with neuropathologists to accurately diagnose and stage brain and spinal cord tumors. This expertise in identifying tumors leads to more accurate diagnosis and staging, which forms the basis for treatment planning [19].
  • Surgical Intervention: Neurosurgical intervention is often warranted in cases of primary central nervous system tumors and for many metastatic tumors. Newer surgical techniques, such as fluorescence-guided resection and neuroendoscopic approaches, have become important in the management of malignant gliomas [20].
  • Treatment Planning and Management: Neuro-oncologists collaborate with other specialists, such as radiation oncologists and medical oncologists, to develop personalized treatment plans for patients. This may include surgery, radiation therapy, chemotherapy, targeted therapy, or a combination of these approaches [21].
  • Monitoring and Follow-up: Neuro-oncologists use tools like the Neurologic Assessment in Neuro-Oncology (NANO) scale to objectively define clinical parameters of response and progression related to treatment [22]. Regular monitoring and follow-up are essential to determine the effectiveness of treatment and making any necessary changes to the treatment plan.

Surgeons and researchers in this field collaborate to understand tumor biology, develop prevention and treatment strategies, and improve survival and quality of life for brain tumor patients. [21].


In this exploration of the diverse specializations within neurosurgery, we have journeyed through a remarkable landscape of medical expertise, innovation, and compassionate care. Neurosurgery extends far beyond the confines of its name, encompassing a multitude of subfields, each with a unique focus and mission. UpSurgeOn’s surgical simulation technologies were created with the mission of empowering surgeons to do their mission with confidence, precision and skill. Let’s embark on the journey to explore the transformative power of surgical simulation with UpSurgeOn and stay ahead in the ever-evolving field of surgery!


  1. What is Neurosurgery? | OHSU. (n.d.).
  2. Professional, C. C. M. (n.d.). Neurosurgeon. Cleveland Clinic.
  3. Healthdirect Australia. (n.d.). The role of a neurosurgeon. Healthdirect.
  4. What is a Neurosurgeon – Neurosurgery – Highland Hospital—University of Rochester Medical Center. (n.d.).
  5. The Trustees of the University of Pennsylvania. (n.d.). Cerebrovascular Surgeries, Treatments and Procedures. Penn.
  6. Cerebrovascular Neurosurgery Center | University of Pittsburgh. (n.d.).
  7. Professional, C. C. M. (n.d.-a). Endovascular surgery. Cleveland Clinic.
  8. What is a Pediatric Neurosurgeon? (n.d.).
  9. Pediatric Neurosurgery – Overview – Mayo Clinic. (2023, May 9). Mayo Clinic.
  10. Spinal Neurosurgery | Department of Neurosurgery. (2023, August 28). Department of Neurosurgery.
  11. Epilepsy surgery – Mayo Clinic. (2022, October 21).
  12. Professional, C. C. M. (n.d.-b). Epilepsy surgery. Cleveland Clinic.
  13. Samanta, D., Ostendorf, A. P., Singh, R., Gedela, S., Elumalai, V., Hoyt, M. L., … & Curran, G. M. (2022). Physicians’ perspectives on presurgical discussion and shared decision-making in pediatric epilepsy surgery. Journal of child neurology, 37(5), 416-425.
  14. Cohen-Gadol, A., MD. (2023b). Functional and stereotactic neurosurgery. Expert Neurosurgeon | Aaron Cohen-Gadol, MD.
  15. Stereotactic and functional neurosurgery. (n.d.). UChicago Medicine.
  16. Andrews, R. J. (2022). Stereotactic neurosurgery. MedLink Neurology.
  17. Cohen-Gadol, A., MD. (2023). Neurosurgical Oncology. Expert Neurosurgeon | Aaron Cohen-Gadol, MD.
  18. Neurosurgical oncology and skull base surgery (n.d.).
  19. Neuro-Oncology (Brain Tumors) treatment program. (n.d.). Massachusetts General Hospital.
  20. Van Meir, E. G., Hadjipanayis, C. G., Norden, A. D., Shu, H. K., Wen, P. Y., & Olson, J. J. (2010). Exciting new advances in neuro‐oncology: the avenue to a cure for malignant glioma. CA: a cancer journal for clinicians, 60(3), 166-193.
  21. Department of Neurology – Neuro-Oncology. (2021, October 21). Mayo Clinic.
  22. Nayak, L., DeAngelis, L. M., Brandes, A. A., Peereboom, D. M., Galanis, E., Lin, N. U., … & Reardon, D. A. (2017). The Neurologic Assessment in Neuro-Oncology (NANO) scale: a tool to assess neurologic function for integration into the Response Assessment in Neuro-Oncology (RANO) criteria. Neuro-oncology, 19(5), 625-635.

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