Fig. 3From: Radiographic assessment of radiolucent lines around a highly porous titanium cup (Tritanium) using digital tomosynthesis, after total hip arthroplastyPlain radiographs of the same patient as in Fig. 2. a At 1 week after surgery, there was an RL (black arrowhead) in zone 2. b At 6 months after surgery, there was no RL. c At 12 months after surgery, there were no RLs ≥ 1 mm as considered significant. d At 2 years after surgery, there was an RL (black arrowhead) in zone 3Back to article page