7 doctors weighed in:

Had an epidural blood patch, does spinal fluid recover itself?, What happens with the blood that got injected in my dura? Does it all go bac to normal

7 doctors weighed in
Dr. Olav Jaren
Neurology
6 doctors agree

In brief: Blood patch outcome

The CSF replaces itself about every 8 hours.
The blood of the blood patch forms a clot near any hole in the dura, otherwise it is reabsorbed and recycled.

In brief: Blood patch outcome

The CSF replaces itself about every 8 hours.
The blood of the blood patch forms a clot near any hole in the dura, otherwise it is reabsorbed and recycled.
Dr. Olav Jaren
Dr. Olav Jaren
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