Before revision: 300x300px|A NASA illustration of a lateral flow assay A lateral flow test (LFT),(IVDT archive, Nov 99) is an assay also known as a lateral flow device (LFD), lateral flow immunochromatographic assay, or rapid test , .
After revision: 300x300px|A NASA illustration of a lateral flow assay A lateral flow test (LFT)(IVDT archive, Nov 99) is an assay also known as a lateral flow device (LFD), lateral flow immunochromatographic assay, or rapid test , .