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  • 1
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2022
    In:  Plastic & Reconstructive Surgery Vol. 150, No. 6 ( 2022-12), p. 1333-1339
    In: Plastic & Reconstructive Surgery, Ovid Technologies (Wolters Kluwer Health), Vol. 150, No. 6 ( 2022-12), p. 1333-1339
    Type of Medium: Online Resource
    ISSN: 0032-1052
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2022
    detail.hit.zdb_id: 2037030-1
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  • 2
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2023
    In:  Plastic & Reconstructive Surgery Vol. 151, No. 2 ( 2023-02), p. 405-411
    In: Plastic & Reconstructive Surgery, Ovid Technologies (Wolters Kluwer Health), Vol. 151, No. 2 ( 2023-02), p. 405-411
    Abstract: Recent evidence has shown that patient drawings of pain can predict poor outcomes in headache surgery. Given that interpretation of pain drawings requires some clinical experience, the authors developed a machine learning framework capable of automatically interpreting pain drawings to predict surgical outcomes. This platform will allow surgeons with less clinical experience, neurologists, primary care practitioners, and even patients to better understand candidacy for headache surgery. Methods: A random forest machine learning algorithm was trained on 131 pain drawings provided prospectively by headache surgery patients before undergoing trigger-site deactivation surgery. Twenty-four features were used to describe the anatomical distribution of pain on each drawing for interpretation by the machine learning algorithm. Surgical outcome was measured by calculating percentage improvement in Migraine Headache Index at least 3 months after surgery. Artificial intelligence predictions were compared with clinician predictions of surgical outcome to determine artificial intelligence performance. Results: Evaluation of the data test set demonstrated that the algorithm was consistently more accurate (94%) than trained clinical evaluators. Artificial intelligence weighted diffuse pain, facial pain, and pain at the vertex as strong predictors of poor surgical outcome. Conclusions: This study indicates that structured algorithmic analysis is able to correlate pain patterns drawn by patients to Migraine Headache Index percentage improvement with good accuracy (94%). Further studies on larger data sets and inclusion of other significant clinical screening variables are required to improve outcome predictions in headache surgery and apply this tool to clinical practice.
    Type of Medium: Online Resource
    ISSN: 0032-1052
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2023
    detail.hit.zdb_id: 2037030-1
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  • 3
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2020
    In:  Plastic and Reconstructive Surgery - Global Open Vol. 8, No. 9S ( 2020-09), p. 105-105
    In: Plastic and Reconstructive Surgery - Global Open, Ovid Technologies (Wolters Kluwer Health), Vol. 8, No. 9S ( 2020-09), p. 105-105
    Type of Medium: Online Resource
    ISSN: 2169-7574
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2020
    detail.hit.zdb_id: 2723993-7
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  • 4
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2023
    In:  Plastic & Reconstructive Surgery Vol. 151, No. 5 ( 2023-05), p. 1071-1077
    In: Plastic & Reconstructive Surgery, Ovid Technologies (Wolters Kluwer Health), Vol. 151, No. 5 ( 2023-05), p. 1071-1077
    Abstract: Radiofrequency ablation (RFA) of the greater occipital nerve (GON) is a minimally invasive treatment option commonly used in patients with occipital neuralgia. Patients who undergo occipital surgery for headaches after failed RFA treatment present a unique opportunity to evaluate RFA-treated occipital nerves and determine the impact on headache surgery outcomes. Methods: Of 115 patients who underwent headache surgery at the occipital site, 29 had a history of RFA treatment. Migraine Headache Index, Pain Self- Efficacy Questionnaire, and Pain Health Questionnaire-2 outcome scores were recorded preoperatively and at follow-up visits. Intraoperative macroscopic nerve damage and surgical outcomes were compared between RFA-treated and non–RFA-treated patients. Results: RFA-treated patients had a higher rate of macroscopic nerve damage (45%) than non–RFA-treated patients (24%) ( P = 0.03), and they were significantly more likely to require a second operation at the site of primary decompression (27.6% versus 5.8%; P = 0.001) and GON transection (13.8% versus 3.5%; P = 0.04). Outcome scores at the last follow-up visit showed no statistically significant difference between RFA-treated and non–RFA-treated patients ( P = 0.96). Conclusions: RFA-treated patients can ultimately achieve outcomes that are not significantly different from non–RFA-treated patients in occipital headache surgery. However, a higher number of secondary operations at the site of primary decompression and nerve transection are required to treat refractory symptoms. RFA-treated patients should be counseled about an increased risk of same-site surgery and possible GON transection to achieve acceptable outcomes. CLINICAL QUESTION/LEVEL OF EVIDENCE: Therapeutic, III.
    Type of Medium: Online Resource
    ISSN: 0032-1052
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2023
    detail.hit.zdb_id: 2037030-1
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  • 5
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2021
    In:  Plastic & Reconstructive Surgery Vol. 147, No. 1 ( 2021-01), p. 176-180
    In: Plastic & Reconstructive Surgery, Ovid Technologies (Wolters Kluwer Health), Vol. 147, No. 1 ( 2021-01), p. 176-180
    Abstract: In an ongoing effort to understand the pathogenesis of occipital neuralgia/headache/migraine, it is critical to describe the anatomical/tissue changes encountered during surgery. Greater occipital nerve anatomical studies mainly focus on the greater occipital nerve course through muscle/fascial planes and interaction with the occipital vessels. However, structural soft-tissue changes have not been described in detail. Anecdotally, trapezius fascia is thickened at the greater occipital nerve trigger site. This study further investigates this observation. Patients undergoing greater occipital nerve decompression surgery were enrolled prospectively in this observational study ( n = 92). Tissue changes were recorded intraoperatively. The resulting data were examined. Trapezius fascia was more than 3 mm thick and appeared fibrotic in 86 patients (94 percent), whereas semispinalis muscle appeared normal in all subjects. The greater occipital nerve was macroscopically abnormal, defined as edematous, flattened, and discolored in 29 cases (32 percent). The occipital artery interacted significantly with the greater occipital nerve in 88 percent of cases. The authors conclude that the tissue structure is abnormal in patients undergoing greater occipital nerve decompression surgery. This is the first study that describes the prevalence of thickened and fibrotic appearing trapezius fascia at the occipital trigger site, a phenomenon encountered in the vast majority of patients (94 percent). This structural anomaly has a resemblance to thickened fascial tissues seen in other nerve compression syndromes, and could be related to microtrauma/overuse or actual trauma in the head and neck region.
    Type of Medium: Online Resource
    ISSN: 0032-1052
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2021
    detail.hit.zdb_id: 2037030-1
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  • 6
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2021
    In:  Plastic and Reconstructive Surgery - Global Open Vol. 9, No. 6 ( 2021-06), p. e3633-
    In: Plastic and Reconstructive Surgery - Global Open, Ovid Technologies (Wolters Kluwer Health), Vol. 9, No. 6 ( 2021-06), p. e3633-
    Abstract: Retrospective chart review (RCR) is the process of manual patient data review to answer research questions. Large and heterogeneous datasets make the RCR process time-consuming, with potential to introduce errors. The authors therefore designed and developed ChartSweep to expedite the RCR process while remaining faithful to its methodological rigor. ChartSweep is an open-source tool that can be customized for use with any electronic health record system. ChartSweep was developed by the authors to extract information from electronic health records using the Python coding language. As proof-of-concept, the tool was tested in three studies: RCR1—Identification of subjects who underwent radiofrequency ablation in a cohort of patients who had undergone headache surgery (n = 172); RCR2—Identification of patients with a diagnosis of thoracic outlet syndrome in patients who underwent peripheral neuroplasty (n = 806); RCR3—Identification of patients with a history of implant illness or breast implant-associated anaplastic large cell lymphoma in patients who had undergone implant-based breast augmentation or reconstruction (n = 1133). Inter-rater reliability was assessed. ChartSweep reduced the time required to conduct RCR1 by 1315 minutes (21.9 hours), RCR2 by 1664 minutes (27.7 hours), and RCR3 by 2215 minutes (36.9 hours). Inter-rater reliability was uncompromised (k = 1.00). Open-source Python libraries as leveraged by ChartSweep significantly accelerate the RCR process in plastic surgery research. Quality of data review is not compromised. Further analyses with larger, heterogeneous study populations are required to further validate ChartSweep as a research tool.
    Type of Medium: Online Resource
    ISSN: 2169-7574
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2021
    detail.hit.zdb_id: 2723993-7
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  • 7
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2020
    In:  Plastic and Reconstructive Surgery - Global Open Vol. 8, No. 4S ( 2020-04), p. 82-83
    In: Plastic and Reconstructive Surgery - Global Open, Ovid Technologies (Wolters Kluwer Health), Vol. 8, No. 4S ( 2020-04), p. 82-83
    Type of Medium: Online Resource
    ISSN: 2169-7574
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2020
    detail.hit.zdb_id: 2723993-7
    Location Call Number Limitation Availability
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  • 8
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2020
    In:  Plastic and Reconstructive Surgery - Global Open Vol. 8, No. 9S ( 2020-09), p. 25-26
    In: Plastic and Reconstructive Surgery - Global Open, Ovid Technologies (Wolters Kluwer Health), Vol. 8, No. 9S ( 2020-09), p. 25-26
    Type of Medium: Online Resource
    ISSN: 2169-7574
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2020
    detail.hit.zdb_id: 2723993-7
    Location Call Number Limitation Availability
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  • 9
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2020
    In:  Plastic and Reconstructive Surgery - Global Open Vol. 8, No. 9S ( 2020-09), p. 107-107
    In: Plastic and Reconstructive Surgery - Global Open, Ovid Technologies (Wolters Kluwer Health), Vol. 8, No. 9S ( 2020-09), p. 107-107
    Type of Medium: Online Resource
    ISSN: 2169-7574
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2020
    detail.hit.zdb_id: 2723993-7
    Location Call Number Limitation Availability
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  • 10
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2020
    In:  Plastic & Reconstructive Surgery Vol. 146, No. 4 ( 2020-10), p. 863-871
    In: Plastic & Reconstructive Surgery, Ovid Technologies (Wolters Kluwer Health), Vol. 146, No. 4 ( 2020-10), p. 863-871
    Abstract: Patient selection for headache surgery is an important variable to ensure successful outcomes. In the authors’ experience, a valuable method to visualize pain/trigger sites is to ask patients to draw their pain. The authors have found that there are pathognomonic pain patterns for each site, and typically do not operate on patients with atypical pain sketches, as they believe such patients are poor surgical candidates. However, a small subset of these atypical patients undergo surgery based on other strong clinical findings. In this study, the authors attempt to quantify this clinical experience. Methods: Patients were prospectively enrolled and completed pain sketches at screening. One hundred six diagrams were analyzed/categorized by two independent, blinded reviewers as follows: (1) typical (pain over nerve distribution, expected radiation); (2) intermediate (pain over nerve distribution, atypical radiation); or (3) atypical (pain outside of normal nerve distribution, atypical radiation). Preoperative and postoperative Migraine Headache Index was compared between subgroups using unpaired t tests. Results: Migraine Headache Index improvement was 73 ± 38 percent in the typical group, 78 ± 30 percent in the intermediate group, and 30 ± 40 percent in the atypical group. There was a significant difference in Migraine Headache Index between the typical and atypical groups ( p = 0.03) and between the intermediate and atypical groups ( p 〈 0.01). The chance of achieving Migraine Headache Index improvement greater than 30 percent in the atypical group was 20 percent. Conclusions: Patient pain sketches classified as atypical (facial pain, atypical pain point origin, diffuse pain) can predict poor outcomes in headache surgery. As the authors continue to develop patient selection criteria for headache surgery, patient sketches should be considered as an effective, cheap, and simple-to-interpret tool for selecting candidates for surgery.
    Type of Medium: Online Resource
    ISSN: 0032-1052
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2020
    detail.hit.zdb_id: 2037030-1
    Location Call Number Limitation Availability
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