26th August 2020

An active 65-year-old male is undergoing a total knee replacement for osteoarthritis

An active 65-year-old male is undergoing a total knee replacement for osteoarthritis. Access to the knee joint is uneventful. After dislocation of the knee and preparation of the tibia by the registrar, the consultant notices that the limb has gone white and there is excessive bleeding in the surgical field.

Which of the diagnoses above is responsible for the presentations described? Select the SINGLE most appropriate option from the list above.