CSF Flashcards
Volume of CSF in adults
90 to 150 mL
CSF is produced in ____ of two lumbar ventricles and third and fourth ventricles.
choroid plexus
Volume of CSF in neonates
10 to 60 mL
Chemistry and serology tubes are
a. stored at RT
b. refrigerated
c. frozen
Chemistry and serology tubes are
a. stored at RT
b. refrigerated
**c. frozen **
Hematology tubes are
a. stored at RT
b. refrigerated
c. frozen
Hematology tubes are
a. stored at RT
b. refrigerated
c. frozen
Microbiology tubes are
a. stored at RT
b. refrigerated
c. frozen
Microbiology tubes are
a. stored at RT
b. refrigerated
c. frozen
most common cause of xanthochromia
a. hemolysis
b. rbc degradation products
c. WBCs
most common cause of xanthochromia
a. hemolysis
b. rbc degradation products
c. WBCs
What is the cause of xanthocromia commonly found in infants?
caused by bilirubin due to immature liver function
In a traumatic tap specimen, in what tube will there be the heaviest blood concentration?
a. Tube 1
b. Tube 2
c. Tube 3
In a traumatic tap specimen, in what tube will there be the heaviest blood concentration?
a. Tube 1
b. Tube 2
c. Tube 3
Major significance if CSF specimen is bloody
Traumatic Tap or Hemorrhage
Major significance if CSF specimen is clotted
disorders affecting BBB, traumatic tap
Radiographic contrast media causes ____ CSF appearance.
a. oily
b. bloody
c. green
d. fluorescent
Radiographic contrast media causes ____ CSF appearance.
a. oily
b. bloody
c. green
d. fluorescent
What is a predominantly seen cell on adults?
lymphocytes
ratio of lymphocytes to monocytes in adults?
(70:30)
ependymal, choroidal, and spindle-shaped cells are indicative or associated with:
a. Metastatic carcinomas
b. Diagnostic procedures
c. Multiple Sclerosis
d. Meningitis
ependymal, choroidal, and spindle-shaped cells are indicative or associated with:
a. Metastatic carcinomas
b. Diagnostic procedures
c. Multiple Sclerosis
d. Meningitis
