Coaching and Preparation for the ABNS Neuroanatomy Examination for PGY-2 ( for Mayo and non- Mayo US neurosurgery residents)

Online format learning directed by Luciano CPC Leonel, MD PhD and Maria Peris Celda, MD.

Duration: September PGY-1 to June PGY-1. Start of program September 2022.


  • Organization/coaching and schedule of self- study
  • Online 15-question quiz sent per week/2 weeks
  • Availability of individual or group online meeting once every 2 months if required

For questions please email .


Practical Sessions (Mayo Rochester Residents only). For other programs please see short training programs.


  • Empty egg drilling
  • Isolated calvarium
  • Burr holes for external ventricular drains, intracranial pressure monitors, bolts, and subdural hematoma evacuations 
  • Simple parietal, occipital craniotomies


  • Midline suboccipital craniotomy, C1 laminectomy for Chiari decompression, fourth ventricle exploration
  • Interfascial dissection, myocutaneous flap, pterional craniotomy, lesser sphenoid resection, curvilinear durotomy, temporal lobectomy
  • Transcortical frontal approach to the lateral ventricle


  • Interfascial fat pad dissection, frontotemporal craniotomy, orbital optic osteotomy, anterior clinoidectomy, Dolenc dural opening
  • Enlarged temporal craniotomy, subtemporal approach to basilar apex
  • Interhemispheric trans-callosal trans-choroidal approach to the third ventricle, third ventriculostomy
  • Retrosigmoid approach to cerebellopontine angle
  • Middle fossa dissection
  • Transmastoid approaches optional
  • Endonasal basic sinus opening
  • Bifrontal transbasal approach


  • Interfascial fat pad dissection, frontotemporal craniotomy with orbital-zygomatic craniotomy
  • Middle fossa craniotomy, anterior petrosectomy
  • Posterior petrosectomy
  • Far lateral approach to foramen magnum
  • Endoscopic endonasal approach - nasoseptal flap, sphenoid exposure, sellar exposure and exploration, pituitary transposition
  • Endoscopic endonasal approach - Transmaxillary, trans-pterygoid with cranial nerve V2 and vidian nerve exposure, transclival with cranial nerve V1 exposure
  • Endoscopic endonasal approach - Draf-3 sinusotomy, skull base resection

Observership programs in neurosurgery and otolaryngology

Please inquire about our options for national and international observerships of up to 2 weeks of duration. If interested please let us know the preferred time for rotation, subspecialty, and send an updated curriculum vitae for consideration .

Mayo Clinic does does not accept rotations requested less than 6 months in advance.

Laboratory resources

Equipment available to our fellows and residents includes:

  • Operating microscope stations
  • Endoscopic stations
  • Anatomical specimens+
  • Research fellows office computers available for fellows
  • Microsurgical instrumentation
  • Endoscopic instrumentation
  • Professional photography equipment
  • 3D projection equipment

Selected publications


  • Rhoton’s Atlas of Head, Neck and Brain
  • Techniques and Key Points in Endoscopic Cranial Base Reconstruction

Peer-reviewed publications

List and Link to Pubmed