Following a lumbar puncture, a patient reports a sudden, severe headache that worsens when sitting upright and improves when lying flat. Which finding requires immediate notification of the healthcare provider?

The correct answer to the question "Following a lumbar puncture, a patient reports a sudden, severe headache that worsens when sitting upright and improves when lying flat. Which finding requires immediate notification of the healthcare provider?" is Option D: Temperature elevation to 38.5°C (101.3°F) and stiff neck..

The other options — A) A small amount of clear fluid leakage at the puncture site., B) The patient's blood pressure decreases from 120/80 to 110/70 mmHg., C) The patient complains of numbness and tingling in the leg opposite the puncture site. — are incorrect for this NCLEX-RN Exam Prep question. As explained above: Headache is common post-lumbar puncture. However, fever and nuchal rigidity (stiff neck) are signs of meningitis, a serious complication requiring immediate medical evaluation and intervention. Numbn…