sˈɪns ðə tˈɛst hɐz hˈaɪ nˈɛɡətˌɪv pɹɪdˈɪktɪv vˈæljuː ɪɾ ɪz vˈɛɹi jˈuːsfəl ɪn bˈoʊθ sˈɛɹəm ɔːɹ sˌiːˌɛsˈɛf tʊ ɛksklˈuːd slˈæʃ ɹˈuːl ˈaʊt nˈʊɹɹəsˌɪfɪliz ɪf ðɪ ˌɛftˌiːˈeɪ tˈɛst ɹɪzˈʌlt ɪz nˈɛɡətˌɪv. "
Since the test has high negative predictive value it is very useful in both serum or CSF to exclude/rule out neurosyphilis if the FTA test result is negative. "