what conditions could you diagnose with a lumbar puncture?
viral, bacterial, fungal meningitis, encephalitis, metabolic processes,
inflammatory processes (MS, GBS), variety of oncologic procedures
To administer anesthesia after a lumbar puncture, what two drugs could be used?
narcotics, bupi...
To administer anesthesia after a lumbar puncture, what two drugs could be used?
✓ narcotics, bupivocaine
if a patient has ventriculitis or meningitis, what could be a therapeutic indication for a
lumbar puncture?
✓ antibiotic administration of vancomycin, gentamycin
if a patient has leukemia or lymphoma, what would a therapeutic indication for lumbar
puncture be?
✓ administration of methotrexate or chemotherapy
what type of patients should avoid lumbar punctures?
Top Mark !!!
, Top Mark Questions and Correct Verified Answers
✓ patients who are cardirespiratory compromised, patients with cerebral
herniation/increased ICP and focal neurologic signs, coagulopathy increases risk
of hematoma
what size needle should be used for a lumbar puncture and why?
✓ 22-gauge, 3.5in (8.9cm) because smaller hole decreases risk of CSF leakage
what position should patient assume for lumbar puncture?
✓ lateral recumbent is preferred but sitting is also acceptable
why is the lateral recumbent position preferred?
✓ to reduce risk of post-puncture headache and to obtain an accurate opening
pressure
once patient is in correct position, what should you instruct the patient to do?
✓ to adopt the fetal position or arch back like a cat to widen the gap between
spinous processes
where should a needle be inserted for lumbar puncture?
✓ between L3--L4, or L4-L5 because these points are below termination of spinal
cord
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