A 66-year-old bus driver presents to your office concerned a…

A 66-year-old bus driver presents to your office concerned about right calf pain and swelling. He just returned from a four day cross-country trip after which he had onset of his current symptoms. He reports that the week prior to his four day trip, he spent most of his time in bed recovering from the flu. His PMH is significant for DM type 2 and COPD. He has a 25-pack-year smoking history. He denies having any chest pain or SOB. His physical exam reveals 2+ pitting edema of his right leg. His right leg circumference is 34 cm and his left left circumference is 30 cm. Which diagnostic test would you order during the evaluation of this patient to help you determine his diagnosis?

You are seeing this patient 2 years after initial treatment….

You are seeing this patient 2 years after initial treatment.  She has failed to respond to all medical treatment for her OA knee pain, it is significantly impacting her quality of life. The therapy that could be recommended by the American Academy of Orthopedics is: