Can gadolinium contrast agents be replaced with saline for direct MR arthrography of the hip? A pilot study with arthroscopic comparison

MK Meier, M Wagner, A Brunner, TD Lerch… - European …, 2023 - Springer
Objective To compare image quality and diagnostic performance of preoperative direct hip
magnetic resonance arthrography (MRA) performed with gadolinium contrast agent and …

Discrepancies in MR-and CT-based femoral version measurements despite strong correlations

S Zhang, K Liu, G Gao, N Lang, Y Xu - Arthroscopy: The Journal of …, 2024 - Elsevier
Purpose To determine the correlation and classification consistency of femoral version
measurements between magnetic resonance (MR) and computed tomography (CT) using 4 …

Femoroacetabular Impingement: Preoperative Planning and Postoperative MR Imaging Evaluation

F Schmaranzer, MK Meier, R Sutter - … Resonance Imaging Clinics, 2025 - mri.theclinics.com
The definition of femoroacetabular impingement (FAI) as a pathomechanic concept in the
early 2000s, along with advances in surgical techniques, has led to an exponential increase …

CT-guided infiltration of the ischiofemoral space in young patients with ischiofemoral impingement is an effective diagnostic tool

AF Heimann, M Wagner, P Vavron, A Brunner… - Insights into …, 2024 - Springer
Objectives To present our technique of diagnostic CT-guided ischiofemoral space injection
and report on pain response, complications, and associated imaging findings in young …

Are degenerative findings detected on traction MR arthrography of the hip associated with failure of arthroscopic femoroacetabular impingement surgery?

TD Lerch, AK Nanavati, AF Heimann, MK Meier… - European …, 2024 - Springer
Objectives To identify preoperative degenerative features on traction MR arthrography
associated with failure after arthroscopic femoroacetabular impingement (FAI) surgery …

Coxa valga and antetorta increases differences among different femoral version measurements: potential implications for derotational femoral osteotomy planning

F Schmaranzer, MK Meier, TD Lerch… - Bone & joint …, 2022 - boneandjoint.org.uk
Aims To evaluate how abnormal proximal femoral anatomy affects different femoral version
measurements in young patients with hip pain. Methods First, femoral version was …

High prevalence of hip lesions secondary to arthroscopic over-or undercorrection of femoroacetabular impingement in patients with postoperative pain

MK Meier, TD Lerch, SD Steppacher, KA Siebenrock… - European …, 2022 - Springer
Objectives To compare the prevalence of pre-and postoperative osseous deformities and
intra-articular lesions in patients with persistent pain following arthroscopic …

Bildgebung in der gelenkerhaltenden Hüftchirurgie

MK Meier, TD Lerch, MS Hanke, M Tannast… - Der Radiologe, 2022 - Springer
Instabilität und Impingement stellen die Hauptpathomechanismen dar, die bereits bei
jungen Patienten durch erhöhten mechanischen Stress zu chondrolabralen Schäden …

Virtual 3D femur model to assess femoral version: comparison to the 2D axial slice approach

J Iwasaka-Neder, SD Bixby, MA Bedoya, E Liu… - Pediatric …, 2023 - Springer
Background Quantifying femoral version is crucial in diagnosing femoral version
abnormalities and for accurate pre-surgical planning. There are numerous methods for …

MRI-based torsion measurement of the lower limb is a reliable and valid alternative for CT measurement: a prospective study

L Grünwald, T Histing, F Springer, G Keller - Knee Surgery, Sports …, 2023 - Springer
Purpose The aim of this study was to compare MRI-based torsion measurements of the
lower limb to a well-established CT-based assessment in a prospective inter-and …