A Good Neurological Exam is Better Than a CT Scan to Detect Post-Op Complications

I see quite a few patients in a neurovascular ICUneurosurgeon. The same study suggested that early
after a craniotomy for various reasons. It is very(within eight hours) study might fail to identify
important to identify even very subtle neurologicalpost-operative complications all together.
changes which could be an early sign of a developingEven though, computed tomography provides
complication requiring another surgery. Often, I amphysician with a high resolution image of the brain, it's
being asked by the patient's family when another CTexpensive and associated with an exposure to
scan is going to be done to see if anything hasradiation. Transferring a critically ill patient to the
changed. My answer is always that a goodradiology department to perform a CT scan can lead
neurological exam is better that an imaging study toto complications as well.
detect early neurological changes. If the patient isThis a single-center study with has its own limitations.
less responsive or developing new neurologicalIt does not mean that there is no role for a follow-up
deficits, urgent CT scan would be indicated.computed tomography following craniotomy. It might
Recent single-center study published in the Journal ofhelp to decide on the timing of anticoagulation
Neurosurgery addresses an issue of an optimal timingtherapy for DVT prophylaxis or aid in determining the
for a follow-up CT scan after a cranial surgery. Nonepatient's prognosis for recovery.
of the patients who had a follow-up scan withoutIt's like ordering any other test - the physician should
any neurological changes require another craniotomy.have a very good understanding of why the test is
Thirty percent of the patients with new neurologicalbeing ordered and how that could change the
deficits needed a repeat neurosurgery. The optimalmanagement.
timing of the follow-up scan is unclear as well. In myGood neuro-exam is better than CT scan to detect
practice it pretty much depends on an individualpost-op complications.