Τετάρτη 25 Σεπτεμβρίου 2019

Is open reduction necessary for pediatric T-condylar fractures of the humerus?
imageThe aim of this study was to investigate the outcomes of closed reduction and percutaneous pinning (Kirschner wire fixation) as a less invasive method for the treatment of pediatric T-condylar fractures of the humerus compared with open reduction and pinning. Among pediatric patients who were diagnosed with T-condylar fractures of the humerus between 2010 and 2017, those who underwent closed reduction and percutaneous pinning were retrospectively evaluated. The surgical technique used was to restore joint alignment through closed reduction and then to insert a pin parallel to the joint surface to stabilize the intercondylar fracture. Then, the supracondylar fracture was fixed with crossed pins. At 1-year follow-up, rotation, angulation, and joint range of motion were evaluated. Patient satisfaction was assessed subjectively using the visual analogue scale. Early and late postoperative Baumann angles were measured. All patients were male, and the mean age was 10.8 ± 4.6 years. The mean follow-up duration was 16.5 ± 7.2 months, and the mean union duration was 7.4 ± 2.3 weeks. None of the patients had any rotational deformities, but two had 5° of varus, one had 5° of valgus, two had a flexion contracture of 10°, and one had a flexion contracture of 40°. The only complication observed was a pin-tract infection, which developed in one patient. The mean visual analogue scale score was 9.25 ± 1. In pediatric patients with T-condylar humerus fractures, closed reduction and percutaneous pinning may be a good alternative to open reduction and pinning, because it is less invasive and does not cause additional complications
No difference in outcomes in a matched cohort of operative versus nonoperatively treated displaced medial epicondyle fractures
imageThe purpose of our study was to compare the treatment outcomes and complications between operatively and nonoperatively treated displaced medial epicondyle fractures. Pediatric patients treated for an acute, displaced medial epicondyle fracture between 2005 and 2015 were retrospectively reviewed. A total of 22 operative participants were matched to 22 nonoperative participants, with an average displacement of 9.7 mm in both groups. There was no statistical difference in average length of immobilization, median time to full pronation/supination and flexion/extension, proportion of patients needing physical therapy, and complications. There were no statistical differences in outcomes between operative and nonoperatively treated, moderately displaced, pediatric medial epicondyle fractures. This suggests that operative and nonoperative interventions show equivalent outcomes for these injuries.
Washers do not affect the rate of implant removal or elbow motion in medial epicondyle fractures
imageThe use of a washer to supplement screw fixation can prevent fragmentation and penetration during the surgical treatment of pediatric medial epicondyle fractures. However, concerns may arise regarding screw prominence and the need for subsequent implant removal. The purpose of this study is to evaluate the impact of washer utilization on the need for hardware removal and elbow range of motion (ROM). All pediatric medial epicondyle fractures treated with a single screw over a 7-year period were queried for this retrospective case-control study. Hardware removal was performed only if the patient experienced a complication or implant-related symptoms that were refractory to non-operative management. Of the 137 patients included in the study, a washer was utilized in 90 (66%). Thirty-one patients (23%) ultimately underwent hardware removal. There was not an increased need for implant removal in those with a washer (P = 0.11). When analyzing a subgroup of 102 athletes only, there was similarly no difference in the rate of implant removal if a washer was used (P = 0.64). Overall, 107 (78%) patients regained full ROM at a mean of 13.9 ± 9.7 weeks after surgery with no significant difference along the lines of washer use. Use of a washer did not affect the need for subsequent implant removal or elbow ROM after fixation of medial epicondyle fractures, even in athletes. If there is concern for fracture fragmentation or penetration, a washer can be included without concern that future unplanned surgeries may be required.
Surgical management of Gartland type III supracondylar humerus fractures in older children: a retrospective study
imageThe aim of this study was to analyse the management of Gartland type III supracondylar humerus fractures in children older than 10 years at our paediatric orthopaedics and to determine the clinical and radiographic long-term effects following open reduction by the small medial approach and cross-fixation with three kirschner wires. Eighty-three cases of Gartland type III supracondylar humerus fractures in children older than 10 years were treated by open reduction by the small medial approach and cross-fixation with three kirschner wires from January 2010 to December 2015. All patients were followed up from 12 to 15 months (mean: 13 months). Assessments after 1 year included neurovascular examination, Flynn’s criteria (elbow function and carrying angle), pain and complications (infections, growth disturbances or iatrogenic nerve injuries). All fractures healed within 2 months. According to Flynn’s criteria, 80 (96.4%) patients achieved satisfactory outcomes, whereas three (3.6%) were graded as unsatisfactory because of limited elbow motion. The mean carrying angle measured 9.4° (1°–16°) compared with 10.8° on the contralateral side (5°–16°). No case of cubitus varus was noted. No wound infection and displacement of bone fracture occurred. No case of iatrogenic ulnar nerve injury and vascular deficits was noted. There were no cases of myositis ossificans or Volkmann’s ischaemic contracture. It is safe and effective to treat Gartland type III paediatric supracondylar humerus fractures in older children with open reduction by the medial approach and crossed K-wires fixation.
Is a radiograph needed one week after internal fixation of a supracondylar humeral fracture?
imageDisplaced supracondylar fractures of the humerus (SCFH) require surgical treatment, most commonly closed reduction with pin fixation. Postoperative displacement following pin fixation is uncommon. Routinely, an early follow-up visit with a radiograph was recommended after fixation of SCFH. The aim of this study was to examine the rate of displacement of SCHF treated with pin fixation using objective radiologic measurements and to determine the need for the early follow-up radiographs. We retrospectively reviewed 161 patients with displaced SFCH treated surgically. The primary outcome measure was loss of reduction (LOR). We examined patient and fracture characteristics and postoperative complications. LOR was defined as a change of 5° or more in measurement of Bauman’s angle or the lateral capitellohumeral angle. After applying exclusion criteria, the study group consisted of 131 patients; 87 (66.4%) were male; the left limb was involved in 76 patients (58%); 98 were classified as Gartland type 3 (74.8%); 118 patients had extension type fractures (90%); complications included nerve injury in 32 patients (24.4%), mostly involving the ulnar nerve (17, 13%). Pin-tract infection occurred in four patients (3%). LOR was found in five patients (3.8%). In all these patients, there was evidence of inadequate fixation in the intraoperative radiographs. When adequate fixation is obtained intraoperatively, the next follow-up radiograph is recommended after 3 weeks, at the time of pin removal.
Telehealth: a novel approach for the treatment of nondisplaced pediatric elbow fractures
imageTelehealth has seldom been used in the field of pediatric orthopaedics. The purpose of this study is to assess the efficacy of telehealth as a tool for the follow-up of children with nondisplaced elbow fractures. We hypothesize that patients treated via telehealth will have comparable clinical outcomes as those treated at our institution, with increased patient satisfaction. We conducted a randomized trial, which included 52 children with type I supracondylar humeral fractures, or occult elbow injuries, divided in two groups, based on the type of care provided during the fourth-week follow-up appointment: cast removal at our institution (group A) or cast removal at home via telehealth appointment (group B). The time duration and professional fees for this week 4 follow-up were calculated. Patients in both groups returned to our institution for a final follow-up in week 8. We measured the amount of fracture displacement, range of motion, pain, and patient satisfaction. There was no statistically significant difference in fracture displacement, range of motion, or pain scores between groups. The mean length of the fourth-week clinical encounter was higher in group A than group B (47.2 vs. 17.6 min, respectively; P < 0.001). Initially, the mean patient satisfaction scores were nearly identical in both groups (97%) until patients in group A were made aware of this difference in time duration, at which their mean satisfaction score decreased to 76.4% (P = 0.05). The use of telehealth as a tool in the treatment of nondisplaced pediatric elbow fractures is appealing. Patients managed via telehealth had higher satisfaction rates and spent only a third of the time for their clinical encounter.
Clinical and radiographic comparison of single-sugar-tong splint to long-arm cast immobilization for pediatric forearm fractures
imageThe purpose of this study was to compare the efficacy of a single-sugar-tong splint (SSTS) to a long-arm cast (LAC) in maintaining reduction of pediatric forearm fractures, while avoiding secondary intervention. One hundred patients age 3–15 with a forearm fracture requiring a reduction and immobilization were evaluated (50 LAC and 50 SSTS). Medical records and radiographs were reviewed at injury, postreduction, and at 1, 2, and 4 weeks postinjury. Sagittal and coronal angular deformities were recorded. Any secondary intervention due to loss of reduction was documented. The groups were matched by age (P = 0.19), sex (P = 0.26), mechanism of injury (P = 0.66), average injury sagittal deformity (LAC 27.4°, SSTS 25.4°; P = 0.50), and average injury coronal deformity (LAC 15.5°, SSTS 16°; P = 0.80) At 4 weeks postinjury follow-up, there were no statistically significant differences between use of an SSTS or LAC when comparing postimmobilization sagittal alignment (LAC 10.3 ± 7.2, SSTS 8.4 ± 5.1°; P = 0.46), coronal alignment (LAC 6.9 ± 4.6, SSTS 7.6 ± 9.3°; P = 0.46), or need for repeat manipulation or surgery (LAC 4/50, SSTS 3/50; P = 0.70).
Do wrist buckle fractures in children need follow-up? Buckle fractures’ follow-up
imageBuckle or torus fractures in the distal forearm are characterized by a bulging of the cortical bone. They are a frequent reason for consultation in pediatric emergencies. The treatment and follow-up of this type of fractures varies from soft immobilizations to a plaster cast. The purpose of this study is to assess the stability of buckle fractures of the distal radius. We reviewed 106 pediatric patients with buckle fractures and analyzed the radiographs at the time of initial consultation and at the last follow-up. None of these fractures displaced further, regardless of the treatment given. Buckle or torus fractures do not need follow-up radiographs. As they are stable, the simpler immobilization treatment is sufficient.
Hoverboard injuries in children and adolescents: results of a multicenter study
imageWith the increasing popularity of hoverboards in recent years, multiple centers have noted associated orthopaedic injuries of riders. We report the results of a multi-center study regarding hoverboard injuries in children and adolescents. who presented with extremity fractures while riding hoverboards to 12 paediatric orthopaedic centers during a 2-month period were included in the study. Circumstances of the injury, location, severity, associated injuries, and the required treatment were recorded and analysed using descriptive analysis to report the most common injuries. Between-group differences in injury location were examined using chi-squared statistics among (1) children versus adolescents and (2) males versus females. Seventy-eight patients (M/F ratio: 1.8) with average age of 11 ± 2.4 years were included in the study. Of the 78 documented injuries, upper extremity fractures were the most common (84.6%) and the most frequent fracture location overall was at the distal radius and ulna (52.6%), while ankle fractures comprised most of the lower extremity fractures (66.6%). Majority of the distal radius fractures (58.3%) and ankle fractures (62.5%) were treated with immobilization only. Seventeen displaced distal radius fractures and three displaced ankle fractures were treated with closed reduction in the majority of cases (94.1% versus 66.7%, respectively). The distal radius and ulna are the most common fracture location. Use of appropriate protective gear such as wrist guards, as well as adult supervision, may help mitigate the injuries associated with the use of this device; however, further studies are necessary to demonstrate the real effectiveness of these preventions.
Brachial artery pseudoaneurysm after fixation of supracondylar fracture in a 9-year-old child
imageThe supracondylar humerus fracture is the most common elbow fracture in children, corresponding to 58% of these cases. The objective of this study is to report a rare postoperative complication, the pseudoaneurysm of the brachial artery. A 9-year-old girl with was admitted with a Gartland III supracondylar fracture of the right humerus, presenting normal neurological and vascular exams. The patient underwent a surgical treatment with percutaneous fixation and immobilization and was re-evaluated after 2 and 4 weeks. In the last evaluation the immobilization and fixation were removed. She returned after 3 months, presenting a progressive palpable, painless mass in the 1/3 distal right arm. The arterial ultrasound showed a mass in the cubital fossa, which presented internal flow and some wall thrombi, compatible with pseudoaneurysm of the brachial artery. After diagnosis, the treatment was a vascular surgery for dissection and reconstruction of the artery. The incidence of vascular involvement in Gartland III fractures ranges from 2% to 38%. False aneurysms originate from arterial hematomas caused by trauma to the arterial lumen, and their developing time can vary. There are few reports of this complication, so there is no consensus about the treatment.

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