Fig. 2From: A comparison of clinical efficacy between different surgical approaches for popliteal cystRepresentative MRI images from group A patient, after receiving arthroscopic internal drainage. a, b Preoperative sagittal and axial views around the knee joint. c, d Postoperative sagittal and axial images at 2 months follow-up exhibited substantial shrinkage of the cyst. Red arrows indicate the popliteal cystBack to article page