case_images: PMC9924590_01
case_images: Longitudinal high-resolution greyscale ultrasound image of the perineal region just medial to the ischial tuberosity
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case_images: High-resolution greyscale ultrasound demonstrated a well-circumscribed predominantly hypo-echoic 2 x 1 cm nodule in the subcutaneous tissue just medial to the ischial tuberosity (Fig. 1).
case_images: MRI pelvis - Axial T1 weighted image of the perineal region, demonstrating a low signal intensity lesion to the left of the midline in the superficial soft tissue of the perineum
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case_images: The lesion was hypointense on all sequences (Fig. 2).
case_images: Histological characteristics of perineal nodular induration demonstrating dense hyaline tissue and pseudocystic changes
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case_images: PMC9924590_01_2078-516X-31-v31i1a5641-g003.jpg
case_images: f3-2078-516x-31-v31i1a5641
case_images: Histology revealed a combination of dense hyalinised fibrous tissue, surrounding oedematous fibrous tissue and pseudocystic area compatible with a cyclist nodule (Fig. 3).
case_images: PMC9924590_02
case_images: Pre- and post-intervention saddle pressure mapping demonstrating increased contact area, reduced peak pressures and more favourable pressure distribution
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case_images: PMC9924590_02_2078-516X-31-v31i1a5641-g004.jpg
case_images: f4-2078-516x-31-v31i1a5641