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. 2022 Apr 6;32(1):16–29. doi: 10.1055/s-0041-1741088

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Indian Radiological Association. This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. ( https://creativecommons.org/licenses/by-nc-nd/4.0/ )

This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives License, which permits unrestricted reproduction and distribution, for non-commercial purposes only; and use and reproduction, but not distribution, of adapted material for non-commercial purposes only, provided the original work is properly cited.

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Fig. 20 — Illustrative cases: Case 5 : A 71-year-old female with negative carpal tunnel syndrome (CTS) in nerve conduction study. All parameters cross-sectional area 1 (CSA1), CSA2, CSA3, CSA2–1 (1.8 mm ² ), and CSA2–3 (0.8mm ² ) were negative for CTS. Flattening ratio was 1.2 and palmar bowing, 1.5 cm also were negative for CTS.