Intrathecal fluorescein with endoscopic visualization is useful in diagnosis of?
ARhinitis Medicamentosa
BMultiple ethmoidal polyps
CDiagnosis of CSF Rhinorrhoea
DDeviated nasal septum
When a lumbar puncture is performed to sample cerebrospinal fluid, which of the following external landmarks is the most reliable to determine the position of the L4 vertebral spine?
AThe iliac crests
BThe lowest pair of ribs bilaterally
CThe inferior angles of the scapulae
DThe posterior superior iliac spines
Which of the following is the MOST accurate statement about CSF?
AFormed by the choroid plexus in the ventricles.
BNormally contains no neutrophils
CpH is less than that of plasma
DRemoval of CSF during dural tap can cause a headache due to the change in pressure.
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