“…12 The possible causes include bony prominence, trauma, generalized leg edema, varus or valgus of hindfoot, soft tissue tumor such as ganglion, lipoma, neurogenic tumor, varicose vein or venous congestion, tenosynovitis, perineural fibrosis, generalized inflammatory arthritis, diabetes and hypertrophied flexor retinaculum. 1,2,6,9,10,13,14,19,21 In this study, ganglion was the most common cause seen in ten cases (77%) out of 13. Generally it has been known that bilateral tarsal tunnel syndrome is rare in contrast to the carpal tunnel syndrome 8 .…”