For INR, there are 3 pathways
Either:
- 1 year internship
- 4 years diagnostic radiology residency
- 1 year diagnostic neuroradiology fellowship
- 1-3 years interventional neuroradiology fellowship
Or:
- 6-7 years neurosurgery residency
- 1-3 years interventional neuroradiology fellowship
Or:
- 1 year internship
- 3 years neurology residency
- 1 year stroke or neurointensive care felllowship
- 1-3 years interventional neuroradiology fellowship
For interventional radiology (body, not neuro) there are 2 pathways:
Either:
- 1 year internship
- 4 years diagnostic radiology residency
- 1 year interventional radiology fellowship
Or:
- 2 years internship+categorical PGY-2 in surgery, medicine or any other ACGME specialty
- 4 years integrated diagnostic and interventional radiology residency (21 months of IR, rest DR)
Hope that helps.