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Giant Cell Arteritis | Reasons for False Negative Temporal Artery Biopsy

Purpose:

To minimize the risk of a false negative temporal artery biopsy in a patient with giant cell arteritis.

Specialty:

Immunology/Rheumatology

Objective:

risk factors, prevention

ICD-10:

M31.5, M3.6

Description:

A patient with giant cell arteritis (temporal arteritis) may have a negative temporal artery biopsy for a number of reasons. The presence of a positive biopsy supports the diagnosis but a negative biopsy does not exclude it.

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