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More sensitive ways to detect amyloid and tau, another protein related to the disease, are possible by analyzing spinal fluid, but that requires a painful and potentially dangerous spinal tap.—Alice Park, Time, 31 Mar. 2025 But, the results of a spinal tap showed a clear problem: her cerebrospinal fluid showed a count of 694 white blood cells per microliter.—Ars Technica, 13 Feb. 2025 This type of narcolepsy is often confirmed by a spinal tap showing a lack of the neurotransmitter orexin.—Sandee Lamotte, CNN, 1 Nov. 2024 Patients were given in-office cognitive and memory tests, a blood test, and were sent for either a spinal tap or a brain imaging test called a PET scan.—Fran Kritz, Verywell Health, 15 Aug. 2024 See All Example Sentences for spinal tap
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