Figure 4

Change in relaxation rate (ΔR ₁  ± SD) in the posterior medial meniscus after injection of a double dose of Gd-DTPA ^2- (0.2 mmol/kg body weight). The mean values over time were significantly higher in the peripheral (ο) than in the central (•) part of the meniscus (ANOVA, p = 0.024).