Neonatal Hip Instability: Normal Values for Physiological Movement of the Femoral Head Determined by an Anterior-Dynamic Ultrasound Method

1995 ◽  
Vol 15 (6) ◽  
pp. 736-740 ◽  
Author(s):  
John E. Andersson
1997 ◽  
Vol 38 (2) ◽  
pp. 206-209
Author(s):  
T. Finnbogason ◽  
H. Jorulf

Purpose: the combining of clinical examination of the infant hip with dynamic ultrasound (US) into one examination, performed by one examiner, should result in a sensitive test for hip instability. in this study a new method of dynamic US examination of the hip in newborn and very young children, that combined US with stress testing (Barlow method) was tested. Material and Methods: A specially designed examination table, with a US probeholder, enabled the radiologist to perform a stress test of the hip according to Barlow(using both hands), and simultaneously monitor it on US. Fifty-seven infants and young children were examined by this method, and compared with the Graf'method and clinical stress test. Results: Our method allowed clear visualisation of the movement of the femoral head during the stress test, and was performed easily in patients under 3–4 months of age. Conclusion: the described method is easily adapted for one examiner with experience in US and in the clinical examination of the infant hip.


2008 ◽  
Vol 49 (2) ◽  
pp. 204-211 ◽  
Author(s):  
T. Finnbogason ◽  
H. Jorulf ◽  
E. Söderman ◽  
L. Rehnberg

2008 ◽  
Vol 79 (3) ◽  
pp. 321-326 ◽  
Author(s):  
Ingvild Ø Engesæter ◽  
Stein Atle Lie ◽  
Trude G Lehmann ◽  
Ove Furnes ◽  
Stein Emil Vollset ◽  
...  

2019 ◽  
Vol 158 (05) ◽  
pp. 462-465
Author(s):  
Charlotte Struwe ◽  
Rahel Bornemann ◽  
Sebastian Gottfried Walter ◽  
Sebastian Koob ◽  
Richard Placzek

Abstract Purpose Hip screening sonography according to Graf in rare cases yields the appearance of a double femoral head, aptly named the Double-Head-Sign. The goal of this retrospective study is to offer a definition of this rare sign, evaluate its incidence of occurrence and compare the sonographic findings with the clinical findings. Materials and Methods This Double-Head-Sign is caused by the overlap of the trochanter major with the actual head of the femur in cases of coxa vara. This was observed in 13 of 2800 neonates we screened as part of our sonographical neonatal hip screening. Results 13 neonates presented themselves with ultrasound findings in accordance with our description, yielding an incidence of 0,46% in our patient cohort. In correlation, these neonates also exhibited increased external and decreased internal rotation of the hip. Two had an underlying condition (achondroplasia). Conclusion In these rare cases, clinical examination of hip rotation in 90° hip flexion has proved helpful and further interdisciplinary examination of such infants to distinguish a possible underlying primary condition is recommended


Author(s):  
Anish Sanghrajka ◽  
Deborah M Eastwood

♦ Developmental dysplasia of the hip represents a spectrum of hip pathology with or without hip instability♦ Controversy continues regarding the relative roles of clinical and ultrasound screening programmes♦ Early diagnosis and prompt, appropriate treatment is important♦ All treatment methods risk compromising the vascularity of the developing femoral head♦ Residual dysplasia may require an aggressive surgical approach.


2006 ◽  
Vol 77 (2) ◽  
pp. 257-261 ◽  
Author(s):  
Henrik Lauge-Pedersen ◽  
Johan Gustafsson ◽  
Gunnar Hägglund
Keyword(s):  

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