Question

A 52-year-old man with suspected PE is low-intermediate pretest probability (Wells 2.5). He is 68 years old. Which D-dimer cutoff is appropriate when using age-adjusted criteria (FEU)?

Accepted Answer

680 ng/mL FEU (age ×10)

Answer

500 ng/mL FEU

Answer

250 ng/mL FEU

Answer

680 ng/mL DDU

Answer

Age ×5 in FEU (340 ng/mL)

Practice question

A 52-year-old man with suspected PE is low-intermediate pretest probability (Wells 2.5). He is 68 years old. Which D-dimer cutoff is appropriate when using age-adjusted criteria (FEU)?