Burr Hole

1. Case discussion
•A 31-year-old woman was brought to the
ED after being struck by a van. She was
initially responsive but subsequently lost
consciousness.
•Her GCS was 5/15. Her BP is 240/130 and
HR is 58. Her pupils are unequal with a
dilated and non-reactive left pupil.

2. Questions
•She was initially responsive at the scene but
subsequently lost consciousness… explain
this phenomenon
•Her BP is 240/130 and HR is 58… discuss the
pathophysiology of the vital signs
•Her pupils are unequal with a dilated and
non-reactive left pupil… discuss the
pathological mechanism

3. Interpret the CT brain

4. List the 4 indications of
burr holes
1.
2.
3.
4.

5. Site of burr hole