Metal on metal aiculation should be avoided in:: (A) Osteonecrosis, (B) Young female, (C) Inflammatory ahritis, (D) Revision surgery
Answer is B. Metal on metal aiculation should be avoided in: Young females of child bearing age, as metal ions may cross the placenta and damage the fetus. Renal insufficiency- as kidneys are responsible for eliminating metal ions from the blood. Metal hypersensitivity