Question

Which comparison correctly describes the detection stage of conventional diagnosis and molecular diagnosis?

Options

• Conventional diagnosis: After symptoms appear; Molecular diagnosis: Before symptoms appear

• Conventional diagnosis: Before symptoms appear; Molecular diagnosis: After symptoms appear

• Both detect disease only before symptoms appear

• Both detect disease only after symptoms appear

Answer 1

Conventional diagnosis generally detects disease after symptoms appear. Molecular diagnosis can detect disease before symptoms appear, supporting early intervention.