Standalone Axial Malrotation after Pediatric Supracondylar Fracture Does Not Seem to Be an Indication for Immediate Postoperative Revision Surgery

Rotational spurs as evidence for post-surgical malrotation are frequently observed when treating pediatric supracondylar humeral fractures (SCHFs). This study aimed to investigate the long-term outcome of a pediatric cohort with unrevised axial malrotation and to discuss the indication for revision...

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Main Authors: Frederik Greve, Michael Müller, Markus Wurm, Peter Biberthaler, Georg Singer, Holger Till, Helmut Wegmann
Format: Article
Language:English
Published: MDPI AG 2022-07-01
Series:Children
Subjects:
Online Access:https://www.mdpi.com/2227-9067/9/7/1013
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author Frederik Greve
Michael Müller
Markus Wurm
Peter Biberthaler
Georg Singer
Holger Till
Helmut Wegmann
author_facet Frederik Greve
Michael Müller
Markus Wurm
Peter Biberthaler
Georg Singer
Holger Till
Helmut Wegmann
author_sort Frederik Greve
collection DOAJ
description Rotational spurs as evidence for post-surgical malrotation are frequently observed when treating pediatric supracondylar humeral fractures (SCHFs). This study aimed to investigate the long-term outcome of a pediatric cohort with unrevised axial malrotation and to discuss the indication for revision surgery. Postoperative radiographs of children treated for SCHFs over eight years were retrospectively analyzed. Children with radiological signs of malrotation (von Laer malrotation quotient) were invited for a follow-up clinical and radiological examination. Among 338 treated children, 39 (11.5%) with a mean age of 5.3 years (range 1.8–11.7 years) showed radiological signs for postoperative malrotation and were not revised and therefore invited to participate in the study. Twelve patients (31%) with a mean age of 11.3 years (range 8.8–13.8 years) took part in the follow-up examination after a mean of 7.1 years (range 5.4 to 11.3 years). The mean postoperative van Laer malrotation quotient was 0.15 (range 0.11–0.2). At follow-up, the range of motion of the elbow joint was not significantly different compared to the contralateral side. Apart from the humeral ulnar angle (<i>p</i> = 0.023), there were no significant differences in the radiological axes. The Flynn criteria were excellent and good in 90% of the cases. The mean was 1.7 points indicating excellent subjective results. Standalone postoperative malrotation did not lead to an adverse long-term outcome in a small cohort of pediatric patients with SCHFs and did not indicate immediate postoperative revision surgery. However, further investigations with larger cohorts should verify whether additional criteria such as stability of the osteosynthesis and signs for increasing valgus or varus displacement in the follow-up radiographs should get more importance in decision making.
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spelling doaj.art-04d7774aafbe45dca01206ce2e8245b92023-11-30T22:59:45ZengMDPI AGChildren2227-90672022-07-0197101310.3390/children9071013Standalone Axial Malrotation after Pediatric Supracondylar Fracture Does Not Seem to Be an Indication for Immediate Postoperative Revision SurgeryFrederik Greve0Michael Müller1Markus Wurm2Peter Biberthaler3Georg Singer4Holger Till5Helmut Wegmann6Department of Trauma Surgery, Klinikum rechts der Isar, Technical University of Munich, 81675 Munich, GermanyDepartment of Trauma Surgery, Klinikum rechts der Isar, Technical University of Munich, 81675 Munich, GermanyDepartment of Trauma Surgery, Klinikum rechts der Isar, Technical University of Munich, 81675 Munich, GermanyDepartment of Trauma Surgery, Klinikum rechts der Isar, Technical University of Munich, 81675 Munich, GermanyDepartment of Pediatric and Adolescent Surgery, Medical University of Graz, 8063 Graz, AustriaDepartment of Pediatric and Adolescent Surgery, Medical University of Graz, 8063 Graz, AustriaDepartment of Trauma Surgery, Klinikum rechts der Isar, Technical University of Munich, 81675 Munich, GermanyRotational spurs as evidence for post-surgical malrotation are frequently observed when treating pediatric supracondylar humeral fractures (SCHFs). This study aimed to investigate the long-term outcome of a pediatric cohort with unrevised axial malrotation and to discuss the indication for revision surgery. Postoperative radiographs of children treated for SCHFs over eight years were retrospectively analyzed. Children with radiological signs of malrotation (von Laer malrotation quotient) were invited for a follow-up clinical and radiological examination. Among 338 treated children, 39 (11.5%) with a mean age of 5.3 years (range 1.8–11.7 years) showed radiological signs for postoperative malrotation and were not revised and therefore invited to participate in the study. Twelve patients (31%) with a mean age of 11.3 years (range 8.8–13.8 years) took part in the follow-up examination after a mean of 7.1 years (range 5.4 to 11.3 years). The mean postoperative van Laer malrotation quotient was 0.15 (range 0.11–0.2). At follow-up, the range of motion of the elbow joint was not significantly different compared to the contralateral side. Apart from the humeral ulnar angle (<i>p</i> = 0.023), there were no significant differences in the radiological axes. The Flynn criteria were excellent and good in 90% of the cases. The mean was 1.7 points indicating excellent subjective results. Standalone postoperative malrotation did not lead to an adverse long-term outcome in a small cohort of pediatric patients with SCHFs and did not indicate immediate postoperative revision surgery. However, further investigations with larger cohorts should verify whether additional criteria such as stability of the osteosynthesis and signs for increasing valgus or varus displacement in the follow-up radiographs should get more importance in decision making.https://www.mdpi.com/2227-9067/9/7/1013pediatric supracondylar humeral fractureaxial malrotationrotational spurlong-term outcome
spellingShingle Frederik Greve
Michael Müller
Markus Wurm
Peter Biberthaler
Georg Singer
Holger Till
Helmut Wegmann
Standalone Axial Malrotation after Pediatric Supracondylar Fracture Does Not Seem to Be an Indication for Immediate Postoperative Revision Surgery
Children
pediatric supracondylar humeral fracture
axial malrotation
rotational spur
long-term outcome
title Standalone Axial Malrotation after Pediatric Supracondylar Fracture Does Not Seem to Be an Indication for Immediate Postoperative Revision Surgery
title_full Standalone Axial Malrotation after Pediatric Supracondylar Fracture Does Not Seem to Be an Indication for Immediate Postoperative Revision Surgery
title_fullStr Standalone Axial Malrotation after Pediatric Supracondylar Fracture Does Not Seem to Be an Indication for Immediate Postoperative Revision Surgery
title_full_unstemmed Standalone Axial Malrotation after Pediatric Supracondylar Fracture Does Not Seem to Be an Indication for Immediate Postoperative Revision Surgery
title_short Standalone Axial Malrotation after Pediatric Supracondylar Fracture Does Not Seem to Be an Indication for Immediate Postoperative Revision Surgery
title_sort standalone axial malrotation after pediatric supracondylar fracture does not seem to be an indication for immediate postoperative revision surgery
topic pediatric supracondylar humeral fracture
axial malrotation
rotational spur
long-term outcome
url https://www.mdpi.com/2227-9067/9/7/1013
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