. 2014 Aug;35(8):1485–1492. doi: 10.3174/ajnr.A3918

Table 1:

Approved list of neuroradiologic critical findings⁴

Findings
1) New hemorrhage (epidural, subdural, intraparenchymal, subarachnoid, intraventricular, intramedullary) 2) New stroke 3) New mass, markedly enlarging mass 4) New herniation 5) Increased intracranial pressure, brain edema 6) New or worsening hydrocephalus 7) Misplaced surgical drainage catheter 8) Misplaced surgical hardware 9) Findings suggestive of meningitis or abscess 10) Incompletely clipped aneurysm 11) Clipped normal vessel 12) Findings suggestive of child abuse 13) New or enlarging aneurysm or AVM 14) Cord compression 15) New or enlarging cord mass 16) Suspected cord infarction 17) Spinal ligamentous injury in a trauma patient 18) Findings of spinal instability in a trauma patient 19) Congenital variations that may alter a surgical approach 20) New aneurysm, AVM, or vascular malformation

Findings

1) New hemorrhage (epidural, subdural, intraparenchymal, subarachnoid, intraventricular, intramedullary)
2) New stroke
3) New mass, markedly enlarging mass
4) New herniation
5) Increased intracranial pressure, brain edema
6) New or worsening hydrocephalus
7) Misplaced surgical drainage catheter
8) Misplaced surgical hardware
9) Findings suggestive of meningitis or abscess
10) Incompletely clipped aneurysm
11) Clipped normal vessel
12) Findings suggestive of child abuse
13) New or enlarging aneurysm or AVM
14) Cord compression
15) New or enlarging cord mass
16) Suspected cord infarction
17) Spinal ligamentous injury in a trauma patient
18) Findings of spinal instability in a trauma patient
19) Congenital variations that may alter a surgical approach
20) New aneurysm, AVM, or vascular malformation

Reprinted from the Journal of the American College of Radiology, Volume 10/Issue 1, Stacey A. Trotter, Lukasz S. Babiarz, Valentina G. Viertel, Paul Nagy, Jonathan S. Lewin, David M. Yousem, Determination and Communication of Critical Findings in Neuroradiology, pages 45–50, 2013, with permission from Elsevier.