Is there a correlation between the femoral anteversion angle and the elasticity of the hip muscles in cases of intoeing gait due to increased femoral anteversion angle?

Furkan Ertürk Urfali; Sermin Tok; Sabit Numan Kuyubaşi; Sermet İnal; Mehmet Korkmaz

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Is there a correlation between the femoral anteversion angle and the elasticity of the hip muscles in cases of intoeing gait due to increased femoral anteversion angle?

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| Feb 08, 2022

Journal of Ultrasonography

Volume 22 (2022): Issue 88 (March 2022)

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Published Online: Feb 08, 2022

Page range: 28 - 32

Received: Sep 19, 2021

Accepted: Jan 08, 2022

DOI: https://doi.org/10.15557/JoU.2022.0005

Keywords
computed tomography, shear wave elastography, femoral anteversion, femoral anteversion angle, hip muscles

© 2022 Furkan Ertürk Urfali, Sermin Tok, Sabit Numan Kuyubaşi, Sermet İnal, Mehmet Korkmaz, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Definition of femoral anteversion angle measurement on axial CT. A is femoral neck horizontal angle. B is femoral condyles horizontal angle. A–B = femoral anteversion angle

SWE of a 5-year-old boy with femoral anteversion showing elasticity measurements of the adductor magnus (A), iliopsoas (B), gluteus medius (C), and gluteus maximus (D) muscles

Correlation of elasticity values and femoral anteversion angle measurements obtained by muscle elastography inter-observers with kappa statistics

Evaluated measurement	Inter-observer compliance values (κ)
Femoral anteversion angle	0.913
Iliopsoas muscle elastographic elasticity value	0.724
Adductor magnus muscle elastographic elasticity value	0.711
Gluteus maximus muscle elastographic elasticity value	0.674
Gluteus medius muscle elastographic elasticity value	0.681

Bilateral iliopsoas, adductor magnus, gluteus maximus, gluteus medius muscles elasticity, and femoral anteversion values for both observers

Patient number	Iliopsoas elasticity				Adductor magnus elasticity				Gluteus maximus elasticity				Gluteus medius elasticity				Femoral anteversion angle
	Right		Left		Right		Left		Right		Left		Right		Left		Right		Left
	O1	O2	O1	O2	O1	O2	O1	O2	O1	O2	O1	O2	O1	O2	O1	O2	O1	O2	O1	O2
1	2.04	1.9	2.75	2.6	2.13	2.13	2.79	2.79	2.14	2.2	2.14	2.2	2.13	2.3	2.03	2.2	25	24	28	28
2	3.55	3.4	2.48	2.2	2.76	2.76	2.15	2.15	1.66	1.7	1.86	1.8	2.05	2.2	2.27	2.1	28	29	25	26
3	2.9	3.2	2.37	2	2.99	2.99	2.76	2.76	1.56	1.6	1.51	1.5	2.29	2.1	1.75	1.5	26	26	24	22
4	1.7	2	2.45	2.2	2.02	2.02	2.81	2.81	1.52	1.6	1.53	1.5	2.31	2.5	1.48	1.5	21	21	29	28
5	2.08	2.6	3.84	3.6	2.23	2.23	3.71	3.71	1.38	1.4	1.45	1.4	1.93	1.8	1.67	1.8	20	21	44	41
6	1.78	2	3.36	3.7	3.23	3.23	4.63	4.63	1.92	2	1.72	1.7	1.72	2	2.3	2.5	30	32	44	42
7	1.96	1.7	3.86	4.1	2.02	2.02	3.32	3.92	1.36	1.3	1.52	1.6	1.47	1.6	1.38	1.5	31	33	36	38
8	3.46	3.2	3.06	3.6	4.09	4.76	2.55	2.03	1.47	2	1.46	1.4	1.38	1.4	1.83	1.5	21	22	16	15
9	2.5	2.9	2.48	2.1	2.77	2.14	2.73	2.21	1.4	1.6	1.4	1.4	1.84	1.7	1.59	1.7	37	38	36	37
10	2.66	2.2	3.19	3.9	1.65	1.21	2.23	2.98	1.16	2	1.49	1.5	1.34	1.5	1.36	1.6	26	25	30	32
11	1.88	2.3	3.6	4	2.02	2.97	2.93	2.03	1.41	1.4	1.43	1.4	1.25	1.4	2.08	2.3	33	32	36	38
12	3.61	3.4	3.4	3.9	3.28	3.88	3.07	3.97	2.18	2.2	2.37	2.4	2.54	2.6	2.47	2.6	31	33	30	32
13	2.19	2.5	2.04	2.6	2.58	2.08	2.4	2.98	1.5	1.5	1.75	1.8	2.54	2.4	2.38	2.6	29	27	27	28
14	3.38	3.7	3.35	3.1	3.13	3.97	2.57	2.07	1.22	1.2	1.81	1.8	2.03	2.3	1.27	1.4	38	36	37	35
15	2.66	2.5	4.44	4	2.08	2.98	4.78	4.08	1.63	1.6	1.49	2.2	1.35	1.5	1.21	1.4	30	31	54	51
16	2.39	3	3.72	3.3	1.22	1.92	2.82	2.02	1.63	1.6	1.86	1.8	1.58	1.7	1.61	1.8	30	32	39	37
17	2.35	2	1.32	1.8	2.8	2.08	2.35	2.95	1.98	1.9	2.2	2.3	1.67	2	1.98	1.4	31	32	26	26
O1 – Observer 1; O2 – Observer 2

Correlation between elasticity values in muscle elastography examination and femoral anteversion angle measurements for each observer

	Observer 1		Observer 2
Correlation between FAA and iliopsoas muscle elasticity value	r: 0.562	p <0.05	r: 0.518	p <0.05
Correlation between FAA and adductor magnus muscle elasticity value	r: 0.566	p <0.01	r: 0.522	p <0.01
Correlation between FAA and gluteus maximus muscle elasticity value	r: –0.093	p >0.05	r: –0.014	p >0.05
Correlation between FAA and gluteus medius muscle elasticity value	r: –0.259	p >0.05	r: –0.012	p >0.05

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Is there a correlation between the femoral anteversion angle and the elasticity of the hip muscles in cases of intoeing gait due to increased femoral anteversion angle?

Article Category: Research paper

Published Online: Feb 08, 2022

Page range: 28 - 32

Received: Sep 19, 2021

Accepted: Jan 08, 2022

DOI: https://doi.org/10.15557/JoU.2022.0005

Keywords
computed tomography, shear wave elastography, femoral anteversion, femoral anteversion angle, hip muscles

© 2022 Furkan Ertürk Urfali, Sermin Tok, Sabit Numan Kuyubaşi, Sermet İnal, Mehmet Korkmaz, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1

Fig. 2

Correlation of elasticity values and femoral anteversion angle measurements obtained by muscle elastography inter-observers with kappa statistics

Bilateral iliopsoas, adductor magnus, gluteus maximus, gluteus medius muscles elasticity, and femoral anteversion values for both observers

Correlation between elasticity values in muscle elastography examination and femoral anteversion angle measurements for each observer

Is there a correlation between the femoral anteversion angle and the elasticity of the hip muscles in cases of intoeing gait due to increased femoral anteversion angle?

Article Category: Research paper

Published Online: Feb 08, 2022

Page range: 28 - 32

Received: Sep 19, 2021

Accepted: Jan 08, 2022

DOI: https://doi.org/10.15557/JoU.2022.0005

Keywordscomputed tomography, shear wave elastography, femoral anteversion, femoral anteversion angle, hip muscles

© 2022 Furkan Ertürk Urfali, Sermin Tok, Sabit Numan Kuyubaşi, Sermet İnal, Mehmet Korkmaz, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1

Fig. 2

Correlation of elasticity values and femoral anteversion angle measurements obtained by muscle elastography inter-observers with kappa statistics

Bilateral iliopsoas, adductor magnus, gluteus maximus, gluteus medius muscles elasticity, and femoral anteversion values for both observers

Correlation between elasticity values in muscle elastography examination and femoral anteversion angle measurements for each observer

Keywords
computed tomography, shear wave elastography, femoral anteversion, femoral anteversion angle, hip muscles