Question

A 69-year-old with suspected PE is intermediate risk by Wells; D-dimer (FEU) is 460 µg/L and age 69. Which interpretation is correct for age-adjusted cutoff?

Accepted Answer

Negative (cutoff age×10 = 690 µg/L)

Answer

Positive (cutoff 500 for all)

Answer

Indeterminate

Answer

Positive (cutoff age×5 = 345 µg/L)

Answer

Negative (cutoff age×5 = 345 µg/L)

Practice question

A 69-year-old with suspected PE is intermediate risk by Wells; D-dimer (FEU) is 460 µg/L and age 69. Which interpretation is correct for age-adjusted cutoff?