Non-invasive ‘Smell’ Test May Speed Diagnosis

Non-invasive ‘Smell’ Test May Speed Diagnosis

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Non-invasive ‘Smell’ Test May Speed Diagnosis

A non-invasive test that measures signals from the olfactory bulb — the part of the brain responsible for scent-perception — may aid in the early diagnosis of Parkinson’s disease, according to a recent study. The test, called an electrobulbogram, also also can inform about disease duration, severity, and the effect of medications. Study results, “A non-invasive olfactory bulb measure dissociates Parkinson’s patients from healthy controls and discloses disease duration,” were published in the journal npj…

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