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WorksheetsCSF Analysis
Total questions: 12
Worksheet time: 3mins
The rate of CSF production is
500mL per 48hours
0.35mL per minute
0.35mL per hour
0.53mL per minute
How many ideal sample bottles are needed for CSF analysis
1
2
3
4
Which sample is collected first
Chemistry
Anatomical histology
Haematology
Microbiology
Which is a contraindication to performing Lumbar Puncture
Normal ICP
Absence of meningeal signs
Pus collection on skin at Lumbar spine
Cancer of Prostate
Normal CSF glucose
Rarely less than 50% it's plasma concentrations
Less than 50% it's plasma concentration
Cannot be collected in flouride oxalate bottle
Cannot cross BBB freely
Normal CSF Protein range is
10-30 mg/dL
20-60 mg/dL
5-50 mg/dL
15-45 mg/dL
CSF lactate of 53 mg/dL is normal
True
False
Differential diagnosis of bloody CSF
(a)
Which of the following component is higher in CSF compared to blood
Chloride
Glucose
Tau Proteins
Cells
What protein can be assayed to differentiate CSF leak through the nose and normal nasal discharges
(a)
The following analytes diffuses freely across Blood brain barrier
Glucose
Urea
Creatinine
Glutamine
Position to insert the needle
Intersection of imaginary line joining Posterior Superior Iliac spines
Intersection of imaginary line joining anterior Superior Iliac spines
Intersection of imaginary line joining upper part of Superior Iliac Crest
Any point on the spinal cord
