Orthonotes
Orthonotes
by the.bonestories
v3.0 Fusion
v3.0 Fusion
arthroplasty topic hub

Arthrofibrosis after Arthroplasty

Defined as knee stiffness after TKA, usually 10° extension loss. Incidence: 3–6% after TKA. Causes: poor rehab, malposition, infection, scar tissue formation. Management: early manipulation under anesthesia (MUA), arthrolysis, revision if mechanical cause. Prevention: adequate pain control, early physiotherapy, correct alignment.

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Defined as knee stiffness after TKA, usually <90° flexion or >10° extension loss. Incidence: 3–6% after TKA. Causes: poor rehab, malposition, infection, scar tissue formation. Management: early manipulation under anesthesia (MUA), arthrolysis, revision if mechanical cause. Prevention: adequate pain control, early physiotherapy, correct alignment.
MCQs

High-yield practice questions

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Question 1

What is the primary definition of arthrofibrosis following total knee arthroplasty (TKA)?

Question 2

What is the estimated incidence of arthrofibrosis after total knee arthroplasty?

Question 3

Which of the following is NOT a recognized cause of arthrofibrosis after TKA?

Question 4

What is the most effective strategy for preventing arthrofibrosis after TKA?

Question 5

Infrapatellar contracture syndrome (IPCS) is characterized by which of the following?

Question 6

Which cytokine is primarily involved in the pathophysiology of arthrofibrosis?

Question 7

What is a common risk factor for developing arthrofibrosis following TKA?

Question 8

What is the role of manipulation under anesthesia (MUA) in the management of arthrofibrosis?

Question 9

What is a potential consequence of inadequate post-operative analgesia in TKA patients?

Question 10

Which of the following is a method to assess and balance flexion and extension gaps intraoperatively during TKA?