Publications by authors named "Michael Shih"

Objective: To determine if librarian collaboration was associated with improved database search quality, search reproducibility, and systematic review reporting in otolaryngology systematic reviews and meta-analyses.

Methods: In this retrospective cross-sectional study, PubMed was queried for systematic reviews and meta-analyses published in otolaryngology journals in 2010, 2015, and 2021. Two researchers independently extracted data.

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An abdominal aortic aneurysm (AAA) in children is a rare clinical condition, with idiopathic AAAs even more atypical. We report a case of a 19-month-old girl with incidental findings of an infrarenal AAA and right common iliac artery aneurysm during workup for heart failure. Extensive genetic testing was unremarkable for connective tissue disorders.

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In recent years, deep venous stenting has increasingly become a treatment strategy for post-thrombotic syndrome. Stent thrombosis can occur, resulting in symptom recurrence despite medical therapy, and there are few options available for durable stent patency restoration. We present a case of a 50-year-old male with prior iliocaval reconstruction that experienced recurrent left lower extremity swelling secondary to occlusion of left external iliac and common iliac vein stents during follow-up.

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Article Synopsis
  • Trigeminal-specific stimulants activate different receptors, leading to variations in how sensory perception is experienced, but it's unclear if this sensitivity is uniform across various TRP receptors.
  • A study was conducted with 50 participants to test trigeminal sensitivity using three stimulants (eucalyptol, isothiocyanate, acetic acid) and olfaction assessments, revealing mixed results in sensitivity and correlations.
  • The findings indicate that there is no significant correlation between the sensitivity of different TRP receptors or with age, suggesting that dysfunction in these receptors may cause different symptoms, warranting further research on TRPV1 and TRPA1 receptor interactions.
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Introduction: Sialorrhea or drooling can result in physical and psychosocial complications, such as aspiration and social isolation. Treatment options include botulinum toxin into the salivary glands and 4-duct ligation (i.e.

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Objective: Breast cancer most commonly occurs in the upper outer quadrant (UOQ) chest wall (CW). The effectiveness of routine leaded aprons to protect this region of the body in interventionalists during fluoroscopically guided interventions (FGIs) is unknown. Given the high lifetime attributable risks of prolonged occupational exposure to ionizing radiation and the increasing number of practicing female vascular surgeons and interventionalists, we sought to determine if the use of a leaded arm shield would offer additional protection to the lateral CW and axilla in operators compared with routine leaded aprons.

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Background: The current standard of drawing two vs three blood culture sets lacks adequate guidance. Because people who inject drugs are at higher risk for bacteraemia and life-threatening infection, consideration of a third blood culture becomes more important.

Aim: To investigate the risks and benefits of obtaining two versus three blood culture sets.

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Bullet embolism following a gunshot wound to the heart is a very unusual cause of acute limb ischemia. We report the case of a 3-year-old boy who sustained a penetrating cardiac trauma secondary to an accidental self-inflicted gunshot wound with a BB (ball bearing) gun. The BB pellet entered the left ventricle and embolized into the peripheral circulation, lodging at the bifurcation of the left common femoral artery.

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Objective: Superficial femoral artery (SFA) stenting is a common treatment for peripheral artery disease. It is effective in the short term; however, in-stent restenosis (ISR) limits long-term success. Surveillance with duplex ultrasound (DUS) can identify patients who develop ISR leading to early reintervention, but data to support this practice is sparce.

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Background: Kommerell's diverticulum (KD) with a right aortic arch (RAA) and aberrant left subclavian artery (aLSCA) is a rare congenital anomaly of the aortic arch. Treatment is not well defined due to its uncommon presentation, with rupture and dissection risk rates of up to 53%.

Case Summary: A 54-year-old male with a history of chronic obstructive pulmonary disease (COPD) and hypertension presented with difficulty breathing during exercise without dysphagia.

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Background: Current methods of quantifying inflammation in chronic rhinosinusitis (CRS) on computed tomography (CT) imaging focus on opacification of the paranasal sinuses and show limited correlation with patient-reported outcome measures.

Objective: This study aimed to determine if quantifying CT opacification of the nasal cavity correlated with Sino-Nasal Outcomes Test scores (SNOT-22).

Methods: Thirty patients with CRS were enrolled.

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Objectives: To determine the effect of developmental delay (DD) and autism spectrum disorder (ASD) on pediatric external auditory canal foreign body (EAC FB) retrieval outcomes.

Methods: A retrospective chart review of children presenting with EAC FB at a tertiary children's hospital was performed between January 2018 and December 2019. Charts were reviewed for demographics, presence of otalgia, complications, number of EAC FB episodes, indications for operating room removal, DD, and ASD status.

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Endovascular treatment options for vascular injury in pediatric patients are quite limited owing to concerns regarding long-term durability and the lack of devices suitable for the pediatric anatomy. However, in rare circumstances, open surgical therapy will not be an option, and patients will require unconventional endovascular solutions for lifesaving or limb-saving therapies. In the present report, we describe an endovascular treatment of a pediatric patient for whom initial surgical management of a blunt abdominal aortic injury had failed, with subsequent development of an aortic pseudoaneurysm.

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Objectives: To examine the volume, topics, and reporting trends in the published literature of randomized clinical trials for pharmacologic pain management of pediatric tonsillectomy and adenotonsillectomy and to identify areas requiring further research.

Data Sources: PubMed (National Library of Medicine and National Institutes of Health), Scopus (Elsevier), CINAHL (EBSCO), and Cochrane Library (Wiley).

Methods: A systematic search of four databases was conducted.

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Objective: To provide an updated comparison of apnea-hypopnea index (AHI), oxygen desaturation index (ODI), respiratory disturbance index (RDI), oxygen saturation (O sat), and lowest oxyhemoglobin saturation (LSAT) measured by portable sleep study devices (PSSDs) compared to polysomnography (PSG).

Data Sources: Primary studies were identified through PubMed, Scopus, CINAHL, and Cochrane.

Review Methods: A systematic review was performed by searching databases from inception through August 2021.

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We report the case of a 23-year-old female pedestrian who had been struck by a car and had presented with axillary artery transection in the setting of scapulothoracic dissociation. The initial endovascular repair was compromised by her shoulder instability and had required the addition of bridging stent placement. Caution is advised with endovascular repair in this clinical scenario because of possible stent separation.

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Background: Trismus is a common symptom for patients with head and neck cancer. This study aimed to evaluate outcomes using the novel Trismus Intra-operative Release and Expansion (TIRE).

Methods: All patients from 2012 to 2022 with histories of head and neck cancers and trismus treated with TIRE were included.

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Introduction: Patients often describe the olfactory loss as either the inability to detect unpleasant odors (eg, smoke or spoiled food) or noticeable impairment in enjoying pleasant odors (eg, food and fragrances). This complex relationship between the hedonics of various odors, their perceived magnitude in odor strength, and the impact on patient quality of life is not well understood.

Methods: Sixty-five subjects underwent testing with the Henkin olfaction test which assesses hedonics and magnitude for odors traditionally deemed unpleasant (pyridine/dead fish and thiophene/gasoline) and pleasant (amyl acetate/banana and nitrobenzene/almond).

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Objective: Prior research on median arcuate ligament syndrome has been limited to institutional case series, making the optimal approach to median arcuate ligament release (MALR) and resulting outcomes unclear. In the present study, we compared the outcomes of different approaches to MALR and determined the predictors of long-term treatment failure.

Methods: The Vascular Low Frequency Disease Consortium is an international, multi-institutional research consortium.

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Background: The intensity of radiation scatter that emanates from the X-ray beam during fluoroscopically guided interventions is greater below the fluoroscopy table than above. Yet interventionalists' lower legs are typically unshielded and table skirts are often positioned incorrectly. We sought to characterize the efficacy of the leg protector wraps (Leg Wraps, Burlington Medical Inc.

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Objective: To determine if exfoliation syndrome (XFS) is associated with hearing loss (HL) or vestibular dysfunction.

Data Sources: PubMed, Scopus, CINAHL, and Cochrane Library through April 1, 2022.

Review Methods: Two reviewers independently screened abstracts, selected articles for inclusion, and extracted data.

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Purpose: Perioperative anxiety can significantly alter outcomes for pediatric patients. Parental presence at induction of anesthesia (PPIA) is one method of anxiety reduction, but the efficacy remains unclear. This systematic review and meta-analysis aimed to determine if PPIA affects child and caretaker perioperative anxiety levels.

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Introduction: Psoriatic skin lesions are often seen in the auricle and external auditory canal, but middle ear and inner ear manifestations are not easily identified. Several studies have indicated hearing loss and vestibular dysfunction with psoriasis, but the extent of association has not been well defined.

Methods: A systematic search of PubMed, CINAHL, Scopus, and Cochrane Library was conducted following Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines.

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Introduction: Approximately one-third of surgical patients exhibit low health literacy, and 39% of our patients are primary Spanish speakers. We first evaluated the current content of our arteriovenous fistula/graft discharge instruction (DCI) templates. Using the Plan-Do-Study-Act cycle quality improvement methodology, we then aimed to optimize the readability and formally translate new DCI and evaluate usage and inappropriate bouncebacks following implementation.

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