Sarcoidosis is a systemic granulomatous condition affecting the nervous system at diagnosis in up to 70% of cases. Presentations are varied and nonspecific, and patients often present as a diagnostic challenge to the neurologist.1 Involvement of other organ systems may be helpful in suggesting the diagnosis. Here, we present a case of neurosarcoidosis with a skin tattoo reaction as the clue to the diagnosis.
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Halliday AJ, Jones DL. Tattoo Reaction—a Diagnostic Clue in Neurosarcoidosis. JAMA Neurol. Published online July 06, 2020. doi:10.1001/jamaneurol.2020.2017
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