I. Describe Report:
It should be performed without delay and should be reported micro-organism especially Gram smear. The fluid should be handled with special care because it is collected by lumbar puncture and only a small amount can be withdrawn.
Two samples of C.S.f
It is usual to use sample
and sample No 2 for the cell caunt, microscopy and biochemistry. This is because sample No 1 may contain blood (due to a traumatic lumbar puncture) which will affect the accuracy of the cell count and biochemical estimations. appearance of the specimens
Whether the C.S.f is clear, slightly cloudy, cloudy or definitely purulent (looking like pus).
If the C.S.f is purulent or markedly cloudy, make immediately a smear for gram staining, and report it as soon as possible.
Whether it contain blood and if so whether sample No 2 contains as much blood as sample no 1.