Publications by authors named "Jonathan Lans"

Background: Peripheral intravenous (PIV) infiltration and extravasation are common complications of intravenous fluid administration. Here, we aim to investigate risk factors associated with major adverse events following PIV infiltration, which may help risk stratify those who require early surgical consultation.

Methods: Retrospectively, patients were identified who had a documented PIV infiltration or extravasation event at 3 academic hospitals between 2015 and 2022.

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Objectives: This study aimed to determine whether outpatient upper extremity fracture surgery was associated with increased postoperative emergency department (ED) visits and identify related risk factors.

Design: Retrospective cohort.

Setting: This multicenter study was conducted within a single academic institution, encompassing two Level 1, two Level 2, and one Level 3 trauma centers.

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Article Synopsis
  • The study examined trends in surgical treatment for upper extremity fractures from 2008 to 2021, focusing on both inpatient and outpatient procedures and identifying patient factors influencing outpatient surgery.
  • Outpatient surgeries increased by an average of 31%, with the most significant growth in humerus and forearm fractures, while older patients and those with higher comorbidities were more likely to require inpatient care.
  • The findings suggest a notable shift toward outpatient management, highlighting the need for healthcare providers to consider socioeconomic disparities when making surgical decisions to ensure equitable access to care.
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  • Ganglion excision is a surgical procedure done for pain relief, functionality, or cosmetic improvements, with recurrence rates between 9-20%.
  • This study analyzed data from 1,076 patients on their recurrence and reoperation rates after ganglion excision, finding a low reoperation rate of 3.3% and a recurrence rate of 13%.
  • Patient-reported outcomes showed good functional scores and minimal ongoing pain, with females reporting slightly higher scores on pain and disability assessments.
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 Proximal row carpectomy (PRC) is a procedure used for pain relief from arthrosis that preserves some degree of range of motion (ROM). Dorsal capsular interposition (DCI) is an option for cases where some chondral loss of the capitate is present.  The aim of this study is to assess what factors influence long-term patient-reported outcomes following PRC and specifically to evaluate the role of DCI.

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Background: Neuropathic pain following nerve injury can be debilitating and negatively impact quality of life. Targeted muscle reinnervation (TMR) is an efficacious technique for the management of neuropathic pain. However, this technique may be unequally available for many geographical locations.

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Introduction: This study aims to evaluate the long-term psychosocial and functional outcomes of successful digital replantation following traumatic amputation.

Methods: Patients that underwent successful replantation (i.e.

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Article Synopsis
  • - The study examines how the management of distal radius fractures (DRFs) among Medicare patients changed before and during the COVID-19 pandemic, highlighting cost and recovery impacts.
  • - Researchers analyzed Medicare data from 2019 to 2020, finding a significant decrease in procedures for DRFs, with a notable shift toward more surgical management in 2020.
  • - Results indicated that states with Democratic governors experienced a sharper decline in both surgical and nonsurgical DRF procedures compared to those with Republican governors, particularly in the Midwest region.
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Background: The Quick Disabilities of the Arm, Shoulder, and Hand (QuickDASH) is a validated, static hand and upper extremity patient-reported outcome measure (PROM) commonly used. However, with the growth of PROM implementation across orthopedic and plastic surgery clinics, it is beneficial to determine whether a more general PROM can be used to capture the same insights. This would ease implementation broadly.

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Background: In scaphoid nonunion advanced collapse (SNAC) wrist arthritis, we analyzed the 3-dimensional (3-D) deformity patterns of carpal alignment secondary to scaphoid nonunion and quantified subchondral arthritis by investigating alterations in bone density.

Methods: We constructed 3-D models of the carpal bones and radius from 51 patients with scaphoid nonunion (nonunion group) and 50 healthy controls (control group). We quantified the differences in 3-D geometric position of the distal carpal row relative to the distal radius in SNAC wrists versus controls.

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Article Synopsis
  • Tibial plateau fractures with severe joint depression are challenging to treat and can lead to complications with the use of bone grafts/substitutes.
  • In a study of two cases with significant lateral condyle depression, one was treated with a bone substitute while the other was not.
  • The results suggest that using a periarticular rafting construct without bone grafts can still yield good outcomes, potentially reducing the risks associated with graft use.
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Background: Ideal nerve repair involves tensionless direct repair, which may not be possible after resection. Bridging materials include nerve autograft, allograft, or conduit. This study aimed to perform a systematic literature review and meta-analysis to compare the meaningful recovery (MR) rates and postoperative complications following autograft, allograft, and conduit repairs in nerve gaps greater than 5 mm and less than 70 mm.

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Background: Upper extremity nerve compression syndromes and migraines caused by nerve entrapment have many similarities, including patient presentation, anatomical findings, and treatment by surgical decompression of affected nerves. Parallels between the two conditions point toward the possibility of shared predisposition. The aim of this study was to evaluate the relationship between migraine and upper extremity nerve compression.

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Radiographic evidence of scapho-lunate diastasis associated with a displaced distal radius fracture has been well recognized yet the clinical significance remains in question. If left untreated, will this progress to both radiographic and clinical changes consistent with intercarpal arthritis? Using the accumulated data of over 400 surgically treated distal radius fractures in the ICUC database, 16 cases of untreated scapho-lunate diastasis were followed on an average of 8 years without evidence of progressive functional or radiographic deterioration. In 50% of these cases, incidental findings of similar scapho-lunate diastasis was noted in the opposite uninjured wrist.

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Background: Indications for unicompartmental knee arthroplasty (UKA) and patello-femoral arthroplasty are expanding. Despite the lower published infection rates for UKA and patello-femoral arthroplasty than total knee arthroplasty, periprosthetic joint infection (PJI) remains a devastating complication and diagnostic thresholds for commonly utilized tests have not been investigated recently. Thus, this study evaluated if diagnostic thresholds for PJI in patients who had a failed partial knee arthroplasty (PKA) align more closely with previously reported thresholds specific to UKA or the 2018 International Consensus Meeting on Musculoskeletal Infection.

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Background: Lower extremity amputations are common, and postoperative neuropathic pain (phantom limb pain or symptomatic neuroma) is frequently reported. The use of active treatment of the nerve end has been shown to reduce pain but requires additional resources and should therefore be performed primarily in high-risk patients. The aim of this study was to identify the factors associated with the development of neuropathic pain following above-the-knee amputation, knee disarticulation, or below-the-knee amputation.

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Background: Refracture after both bone forearm fracture fixation may vary with or without plate removal. We tested the null hypothesis that there is no difference in the rate of refracture in patients who have undergone open reduction and internal fixation of a diaphyseal forearm bone who have retained implants versus removed implants. We also studied factors associated with plate removal.

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Purpose: The reduction of distal radius fractures using volar locking plate fixation can be performed by securing the plate to the distal fragments and then levering the plate to the radial shaft. Oblique placement of the plate on the radial shaft may lead to malreduction. The aim of this study was to evaluate parameters that can be used for the assessment of intraoperative distal radius fracture reduction using "distal-first" volar plate fixation, especially the geometry of the ulnar corner.

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Background: The goals of this study are to describe the reoperation rates in patients who underwent Wilson osteotomy compared with patients who underwent carpometacarpal (CMC) arthroplasty for early-stage arthritis and to evaluate the factors influencing the patient-reported outcomes.

Methods: Retrospectively, 52 patients who underwent surgery for stage I/II osteoarthritis of the thumb carpometacarpal were identified, consisting of 17 (33%) patients who underwent Wilson osteotomy and 35 (67%) who underwent carpometacarpal arthroplasty. A total of 28 (55%) patients completed the outcome questionnaires, consisting of 11 (39%) patients who underwent Wilson osteotomy and 17 (61%) patients who underwent carpometacarpal arthroplasty.

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Unlabelled: Prolonged opioid use after surgery has been a contributing factor to the ongoing opioid epidemic. The purpose of this systematic review is to analyze the definitions of prolonged opioid use in prior literature and propose appropriate criteria to define postoperative prolonged opioid use in hand surgery.

Methods: Using Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines 130 studies were included for review.

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Background: Utilization of total joint arthroplasty (TJA) by minorities is disproportionately low compared to Whites. Contributing factors include poorer outcomes, lower expectations, and decreased access to care. This study aimed to evaluate if race and income were predictive of preoperative patient-reported outcome measures (PROMs) and the likelihood of achieving the minimal clinically important difference (MCID) following TJA.

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Background: The goal of zone II flexor tendon surgery is to perform a repair with sufficient strength to withstand the forces encountered during rehabilitation. Postoperative rerupture and adhesion formation may lead to reoperation. This study aimed to determine the factors associated with reoperation after primary zone II flexor tendon repair.

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Background:  Identifying patients at risk for prolonged opioid use following surgery for symptomatic neuroma would be beneficial for perioperative management. The aim of this study is to identify the factors associated with postoperative opioid use of >4 weeks in patients undergoing neuroma surgery.

Methods:  After retrospective identification, 77 patients who underwent surgery for symptomatic neuroma of the upper or lower extremity were enrolled.

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Background: In patients with total elbow arthroplasty (TEA), the soft-tissue around the elbow can be vulnerable to soft-tissue complications. This study aims to assess the outcomes after soft-tissue reconstruction following TEA.

Methods: We retrospectively included nine adult patients who underwent soft-tissue reconstruction following TEA.

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Background: Compressive neuropathies of the head/neck that trigger headaches and entrapment neuropathies of the extremities have traditionally been perceived as separate clinical entities. Given significant overlap in clinical presentation, treatment, and anatomical abnormality, the authors aimed to elucidate the relationship between nerve compression headaches and carpal tunnel syndrome, and other upper extremity compression neuropathies.

Methods: One hundred thirty-seven patients with nerve compression headaches who underwent surgical nerve deactivation were included.

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