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Adult Reconstruction
intermediate
X-Type

TKA Stiffness - Arthrofibrosis and Manipulation Under Anesthesia

TKA Complications

A 55-year-old woman is 8 weeks post-TKA and has achieved only 75 degrees of flexion despite aggressive physical therapy. She had 110 degrees of flexion preoperatively. There is no warmth or effusion, wound is healed, and inflammatory markers are normal. Radiographs show well-positioned components without signs of loosening, infection, or hardware issues. She is frustrated and motivated to improve. Regarding stiffness after TKA:

Mark each as TRUE or FALSE

A

Stiffness after TKA is defined as flexion less than 90 degrees and/or extension deficit greater than...

B

Technical causes of stiffness include component malpositioning (tight flexion/extension gaps), eleva...

C

Infection should not be considered in patients with stiffness if the wound appears healed; component...

D

Arthrofibrosis is excessive scar tissue formation causing stiffness; it may occur despite technicall...

E

Initial management of early postoperative stiffness includes aggressive physical therapy, continuous...

Answer the questions to see explanations

Click T (True) or F (False) for each option