A 3-year-old boy is admitted with febrile seizures. A lumbar puncture is performed to rule out meningitis. The cytospin differential shows many large lymphoblasts with irregular nuclear membranes. This means that the patient:
a. Might be suffering from leukemia that is in the spinal column
b. Has febrile seizures because of a prevalent septicemia that has traveled to the spinal column
c. Has brain cancer that has metastasized from the lymphatic system.
d. Is normal.
Question 2
A crystal with long, thin, needlelike, pointed ends is identified in synovial fluid. The crystals are located inside and outside the cells. A quartz compensator is used,
and it determines that the crystals are negatively birefringent and are a yellow color when parallel to the axis of the compensator. The crystal is blue when turned perpendicular to the axis of the compensator. What is the type of crystal?
a. Monosodium urate
b. Calcium pyrophosphate
c. Cholesterol crystals
d. Pseudogout
Lumbar
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