易混淆的单词： Reagin

Rapid plasma reagin ( rpr ) test , treponema pallidum hemagglutination ( tpha ) test and cerebrospinal fluid ( csf ) venereal disease research laboratory ( vdrl ) test were positive in all the patients .

所有患者血清快速血浆反应素环状卡片试验（rpr）及梅毒螺旋体血球凝集试验（tpha）均阳性，脑脊液性病实验室检查试验（vdrl）阳性。