A Patient Who Has Swelling, Pain, and Warmth in His

Multiple Choice

A patient who has swelling, pain, and warmth in his left leg is suspected to have deep vein thrombosis. Which of the following diagnostic modalities are helpful in establishing the presence of deep vein thrombosis (DVT) ?

A) Pulse oximetry, CT angiogram, thallium scan
B) Ventilation perfusion scan, PET scan
C) Venography, arteriography, radionuclide study
D) Nuclear medicine imaging, magnetic resonance imaging, impedance plethysmography of leg, D-dimer blood test