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. 2023 Apr 12;37(4):503–510. doi: 10.1007/s00540-023-03192-6

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© The Author(s) 2023

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Fig. 3 — Images of ultrasound-guided lateral femoral cutaneous nerve (LFCN) block. The needle tip was positioned in the tunnel formed by the fascia between the sartorius and the tensor fascia lata. Dashed arrow, needle pathway; large arrows, LFCN; TFL, tensor fascia lata; RF rectus femoris; Sa, sartorius