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The spectrophotometric scan detects bilirubin in the CSF and this finding is consistent with a bleed into the CSF.
a suspected CSF leak.
CSF volume
CSF must not be bloodstained.
If other CSF investigations are required please check the CSF Sample Requirements webpage for further details A minimum of 0.5 mL of CSF collected into
If other CSF investigations are required please check the CSF Sample requirements webpage for further details.
See Cerebrospinal fluid (CSF) A minimum CSF volume of 200 µl per assay is required for reliable testing.
CSF
When CSF protein levels are low it can indicate rapid CSF production. **DO NOT SEND CSF SAMPLES VIA THE AIR TUBE.
No RBCs should be present in normal CSF.
See Cerebrospinal fluid (CSF) A minimum CSF volume of 400 µl is required for reliable testing.
ACE and CSF Protein. 1.0mL, (25 drops) CSF collected into a 30 mL plain universal container.
Cerebrospinal Fluid CSF samples are precious and cellular stability is greatly reduced in CSF when compared to blood samples.
If possible, send both CSF and EDTA blood samples.
CSF amino acids/CSF glycine: 1mL CSF collected into a 30mL white top Universal along with a paired lithium heparin sample (collected within 2 hours
However submitting the largest possible volume of CSF and other fluids will increase the sensitivity.
Nasopharyngeal aspirate (NPA) 4ml of blood taken into an EDTA Tube In selected circumstances: stool sample - stool container with spoon CSF
CSF Glucose
Enterovirus PCR Cerebral Spinal Fluid (CSF, meningo, encephalitis), optimal test for Enterovirus meningitis.