Do we all understand the WFNS grading?

1
Do we all understand the WFNS grading?
Babaji

• Dr Nina Ghosh-Chowdhury
• Mr G Narenthiran
• Mr JP Holland

2
WFNS SAH grading

• WFNS Committee
• WFNS SAH Grade (1998) in JN, JNNP
• No revisions since

3
WFNS SAH grading

• GCS was the main determinant of mortality
• In patients with GCS 13-14, presence of focal
  neurology signifies worse morbidity

4
WFNS SAH grading
WFNS grade GCS Focal Neurology
I 15 -
II 13-14 -
III 13-14
IV 7-12 or -
V 3-6 or -
5
Method

• Registrars Neurosurgeons Endovascular
  Neuro-radiologists (n13)
• Questionnaire with clinical scenarios to grade
  with WFNS SAH grading system

6
(No Transcript)
7
(No Transcript)
8
(No Transcript)
9
(No Transcript)
10
(No Transcript)
11
(No Transcript)
12
Conclusion

• There is considerable inter-observer variability
• Could have impact on clinical studies of SAH
  patients where WFNS grading system is used.
• Need a revised WFNS grading system

13
(No Transcript)