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138건 · 최신순-
Effect of Adjuvant Treatments on Recipient Vessel Diameter for Free Flap Breast Reconstruction Using Computed Tomographic Angiography Analysis.
: The quality of recipient vessels is critical for successful microsurgical breast reconstruction, and iatrogenic damage should be minimized. Adjuvant radiotherapy (RTx) and chemotherapy (CTx) are widely used for breast cancer and may induc…
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Efficacy and Safety of Novel Botulinum Toxin Type A (Protoxin) in the Treatment of Moderate to Severe Glabellar Lines: A Multicenter, Randomized, Double-Blind, Active-Controlled Phase III Study.
[BACKGROUND] A novel botulinum toxin type A (Protoxin; Protox Inc.) has been developed. [OBJECTIVE] To evaluate the efficacy and safety of the newly developed Protoxin compared to the approved drug onabotulinumtoxinA (OBoNT) in moderate to…
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Anatomical layer analysis for safe thread insertion using micro-CT and ultrasonography: enhancing precision in facial thread-lifting procedures.
[BACKGROUND] Thread lifting is considered a relatively noninvasive and effective treatment for facial rejuvenation compared to traditional facelift surgery. However, no consensus exists on anatomically favorable insertion layer for threads …
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The effect of antibiotic prophylaxis duration on infection rates and outcomes after head and neck reconstruction with bony free flaps and hardware.
[BACKGROUND] Although the literature supports a shorter course of 24 h of prophylaxis after head and neck free flap reconstruction, studies supporting this duration do not differentiate between flap types. There is a paucity of evidence on …
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Association between microvascular free-flap arterial anastomosis caliber and risk for development of osteoradionecrosis.
[OBJECTIVES] Osteoradionecrosis (ORN) following radiation therapy (RT) is a serious complication for patients undergoing head and neck cancer treatment. Recent literature has found an association between ipsilateral external carotid artery …
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Demographics and Trends in Outpatient Surgery for Laryngeal Cancer: 2016-2021.
[OBJECTIVE] To analyze the utilization patterns of outpatient laryngoscopic excision procedures for laryngeal cancer in the United States, examining procedural costs and patient demographics to identify disparities in healthcare access. [S…
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Indocyanine green angiography predicts postoperative volume changes in deep inferior epigastric artery perforator flap breast reconstruction.
[BACKGROUND] Deep inferior epigastric artery perforator (DIEP) flaps are commonly used in breast reconstruction due to their muscle-sparing nature. However, postoperative volume changes can impact long-term breast symmetry. This study evalu…
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Noninferiority Study Comparing the Efficacy and Safety of a New Hyaluronic Acid (HA) Filler Containing Lidocaine With an Existing HA Filler for the Treatment of Nasolabial Fold Wrinkles: A Randomized, Double-Blind, Split-Face Trial.
[BACKGROUND] The aesthetic use of hyaluronic acid (HA) has led to the development of various commercial HA fillers. Crosslinked HA dermal fillers are commonly used to treat facial wrinkles. This study demonstrated the non-inferiority of the…
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Positional Relationship Between the Orbicularis Oculi and Zygomaticus Complex Muscles by Ultrasonography: New Anatomical Insights for Crow's Feet Injection.
The orbicularis oculi muscle (OOc) is strongly associated with facial aging as its contraction causes the formation of crow's feet. Botulinum neurotoxin (BoNT) injection is a representative treatment targeting muscle. The aim of this study …
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Anatomical etiology of bunny lines based on cadaveric dissection and ultrasonographic evaluation.
Bunny lines are vertical and diagonal wrinkles attributed to contractions of the nasalis muscle. Common management involves botulinum toxin (BoNT) injections into wrinkles immediately below the nasal bridge. Here, we investigated the anatom…
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Diffusion characteristics and efficacy of letibotulinum toxin a in forehead wrinkle treatment.
[BACKGROUND] Facial wrinkles, caused by aging and repetitive muscle contractions, are commonly treated with botulinum neurotoxin type A (BoNT-A). However, excessive toxin diffusion can cause side-effects like muscle weakness. [OBJECTIVES] …
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Nipple Sensation After Superomedial Breast Reduction: A Single Surgeon Study Evaluating Prognostic Factors.
[BACKGROUND] Observation of nipple sensation remains an unpredictable goal after female reduction mammaplasty. The purpose of this study was to examine factors associated with postoperative nipple sensation after breast reduction surgery. …
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How to Safely Use the Perforator-based Keystone Island Flap in the Scalp: Basal Cell Carcinoma of the Scalp With Local Invasion to Calvarium.
Scalp reconstruction has always been a challenging problem for even the most experienced surgeon to provide good aesthetic and functional results. This is mainly because the scalp is less mobile and tight, requiring a much larger dissection…
- Analyzing the relationship between perforator pattern and perfusion of DIEP flap using indocyanine green-based fluorescence angiography.
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Oxygen reserve index versus conventional peripheral oxygen saturation for prevention of hypoxaemia: A randomised controlled trial.
[BACKGROUND] Hypoxaemia occurs frequently during paediatric laryngeal microsurgery. [OBJECTIVE] The oxygen reserve index is a noninvasive and continuous parameter to assess PaO2 levels in the range of 100 to 200 mmHg. It ranges from 0 to 1…
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Biomechanical Evaluation of Hydroxyapatite/poly-l-lactide Fixation in Mandibular Body Reconstruction with Fibula Free Flap: A Finite Element Analysis Incorporating Material Properties and Masticatory Function Evaluation.
In reconstructive surgery following partial mandibulectomy, the biomechanical integrity of the fibula free flap applied to the remaining mandibular region directly influences the prognosis of the surgery. The purpose of this study is to eva…
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Surgical and functional outcomes after salvage oropharyngectomy.
[OBJECTIVES] Salvage oropharyngeal surgery with free-flap reconstruction after failed radiation therapy (RT) presents unique challenges and complications. The aim of this retrospective review is to examine surgical complications and functio…
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Current options in jaw and facial reconstructions.
In recent years, many advances have been made in surgical fields of oral and maxillofacial reconstruction, and the variety and complexity of available surgical approaches consider different functionalities of the jaw and the aesthetics of t…
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Pedicle ossification following mandibular reconstruction using fibular free flap in a patient with osteoradionecrosis of the jaw: a case report.
Pedicle ossification is a rare but significant complication following mandibular reconstruction using a fibular free flap (FFF), a technique widely employed in maxillofacial surgery due to its reliable vascularized bone supply and low donor…
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The efficacy of intradermal hyaluronic acid filler as a skin quality booster: A prospective, single-center, single-arm pilot study.
[BACKGROUND] The use of "skin boosters" comprised of hyaluronic acid (HA)-based fillers to improve skin quality has gained popularity recently, especially in individuals interested in skin rejuvenation. [AIM] This study aimed to evaluate t…
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Intramuscular Neural Distribution of the Gluteus Maximus Muscle: Diagnostic Electromyography and Injective Treatments.
[INTRODUCTION] The purpose of this study was to investigate neural patterns within the gluteus maximus (Gmax) muscle to identify optimal EMG placement and injection sites for botulinum toxin and other injectable agents. [METHODS] This stud…
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A practical guide to botulinum neurotoxin treatment of teres major muscle in shoulder spasticity: Intramuscular neural distribution of teres major muscle in cadaver model.
[BACKGROUND] Botulinum neurotoxin treatment typically focuses on the teres major muscle as a primary target for addressing shoulder spasticity. The muscle is located deep within a large muscle group and optimal injection locations have not …
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Anatomical Considerations for the Injection of Botulinum Neurotoxin in Shoulder and Arm Contouring.
The utilization of botulinum neurotoxin in the field of body contouring is on the rise. Body contouring procedures typically focus on specific muscle groups such as the superior trapezius, deltoid, and lateral head of the triceps brachii. T…
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Efficacy of Botulinum Toxin Injection for Airway Management in Patients with Transient Bilateral Vocal Fold Paresis Following Thyroidectomy: A Prospective Study.
[OBJECTIVES] This prospective study evaluated the effectiveness and safety of botulinum toxin injection for airway management in patients with transient bilateral vocal fold paresis (BVFP) after thyroidectomy. [STUDY DESIGN] Prospective cl…
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Sihler's staining of the anterior belly of digastric muscle for botulinum toxin injection.
[PURPOSE] The anterior belly of the digastric muscle (ABDM) is the target of botulinum toxin injection; however, anatomical considerations related to the injection point are absent. This study used Sihler's staining to analyze the intramusc…
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Implantation and tracing of green fluorescent protein-expressing adipose-derived stem cells in peri-implant capsular fibrosis.
[BACKGROUND] Adipose-derived stem cells (ASCs) have been reported to reduce fibrosis in various tissues. In this study, we investigated the inhibitory role of ASCs on capsule formation by analyzing the histologic, cellular, and molecular ch…
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Surgical management and final outcomes of chondrosarcoma of the temporomandibular joint: case series and comprehensive literature review.
[BACKGROUND] Surgical management for chondrosarcoma of the temporomandibular joint (TMJ) is challenging due to the anatomical location involving the facial nerve and the functional joint. The purpose of this case series was to analyze the l…
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Bone remodeling of the fibula segment as a form of neocondyle after free vascularized bone transfer: a report of two cases.
The temporomandibular joint is a unique structure composed of the joint capsule, articular disc, mandibular condyles, glenoid fossa of the temporal bone, surrounding ligaments, and associated muscles. The condyle is one of the major compone…
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Adipose Tissue-Derived Mesenchymal Stem Cell-Derived Exosomes Promote Wound Healing and Tissue Regeneration.
Wound healing is a complex process involving cell proliferation, migration, and extracellular matrix (ECM) remodeling. Extracellular vesicles (EVs) or exosomes derived from adipose tissue-derived stem cells (ASCs) are emerging as promising …
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Evaluating intramuscular neural distribution in the cricopharyngeus muscle for injecting botulinum toxin.
[OBJECTIVES] The objective of this study was to determine the area in the cricopharyngeus muscle (CPM) where botulinum neurotoxin (BoNT) can be injected safely and effectively by evaluating neural distribution in the CPM. [METHODS] Eleven …