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The headache after lumbar puncture is common (~30%) and is not migraine headache. The mechanism is not entirely clear but likely involves a drop of cerebrospinal fluid volume and/or pressure (PubMed): There are two possible explanations. Firstly, the low CSF [cerebrospinal fluid] volume depletes the cushion of fluid supporting the brain and its ...


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After CSF flows through ventricular space into the subarachnoidal space it is absorbed into venous stream through Arachnoid granulations. My first one-line answer =)


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This is an excellent question. In my attempt to answer it I'll cite sources from the best research on the subject to date, and we'll conduct our own investigation. Body size vs. Head size vs. Brain volume In your question, you asked how body size (weight and height) relates to brain volume by gender. Body size is related to brain volume through another ...


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Once hemostasis was achieved, the hemispherectomy cavity was copiously irrigated until the fluid was crystal clear. While keeping the cavity dry, a layer of Gelfoam and Surgicel was placed over the residual raw surface. This allows these materials to adhere and, hopefully, form the basis of an adhesive layer that will preclude subsequent hemorrhage.We have ...


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