Publications by authors named "William H Fang"

The biological products used in orthopedics include musculoskeletal allografts-such as bones, tendons, ligaments, and cartilage-as well as biological therapies. Musculoskeletal allografts support the body's healing process by utilizing preserved and sterilized donor tissue. These allografts are becoming increasingly common in surgical practice, allowing patients to avoid more invasive procedures and the risks associated with donor site morbidity.

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Background The transition from paper charts to electronic medical records (EMRs) has resulted in greater efficiency and reduced medical errors. This study aimed to examine the perception of patients and orthopedic residents regarding computer use during the clinic visit. Methodology This study utilized a cross-sectional cluster design.

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Chronic obstructive pulmonary disease (COPD) is a major medical problem and the world's third leading cause of death. COPD is a chronic disease with heterogeneous clinical symptoms, disease progression, and treatment responses. Besides pulmonary symptomatology, the common systemic clinical manifestations are cachexia, muscle weakness, and widespread comorbidities such as cardiovascular diseases, diabetes, osteoporosis, and infections.

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Background/aim: Radiation cystitis is a frequent complication that can occur after therapeutic irradiation of pelvic cancers. The current treatment for this condition is complex and often ineffective.

Case Report: We present a clinical case of a 54-year-old patient diagnosed with small cell cervical cancer FIGO stage IIIC who developed grade 2-3 radiation cystitis following post-operational chemoradiation therapy.

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Background/aim: Plantar warts are cutaneous lesions on the plantar aspect of the foot caused by the infection of keratinocytes with the human papillomavirus (HPV). The severity and magnitude of warts can vary, but they cause pain and discomfort for all age groups. The treatment for plantar warts remains a continuing challenge.

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Hyperlipidemia impacts millions of people globally and has been the major risk factor for developing atherosclerosis and cardiovascular disease. Interestingly, hyperlipidemic subjects exhibit increased incidence of rotator cuff tendon injury (RCTI) and disorganization of tendon matrix. Low-density lipoproteins (LDL) and its oxidized form (ox-LDL) play a crucial role in hyperlipidemia-driven pro-inflammatory responses in multiple tissues including the tendon.

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Tibial deficiency (also known as tibial hemimelia) is a rare condition with variable presentation. A 2-month-old patient presented with absent bilateral tibias. When the patient was 1 year, a novel reconstructive surgery was done.

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One of the major hallmarks of many cancer cells is dedifferentiated cells (immature cells) with little or no resemblance to normal cells. Besides the poor differentiation, malignant cells also have important features such as aggressiveness and resistance to different therapeutics. Differentiation potentiators hold great promise for cancer treatment.

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Background: An often-overlooked item that could cause contamination in the operating suite are the towels used for hand drying following surgical scrub. The purpose of this current study was to determine if there was a difference in the particulate count from different hand drying methods following surgical hand preparation.

Methods: Three simulated hand drying groups were established: disposable sterilized surgical towels, reusable sterilized surgical towels, and a waterless alcohol-based dry rub.

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Purpose: To review the current literature to determine which injection technique and needle portal placement provide the greatest accuracy for intra-articular access to the knee.

Methods: This study followed Preferred Reporting Items and Systematic Reviews and Meta-Analyses guidelines. A comprehensive literature search was conducted in March 2020 and repeated in May 2020 using electronic databases PubMed, MEDLINE, and the Cochrane Library.

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Article Synopsis
  • - Shoulder tendon injuries are common and involve chronic inflammation, tissue degeneration, and poor healing, leading to significant pain and disability.
  • - Extracellular vesicles, particularly exosomes, show promise in improving tendon healing by enhancing inflammation response and accelerating cell growth at the tendon-bone interface.
  • - The concept of "Smart Exosomes" involves manipulating exosomes to maximize their regenerative capabilities, potentially revolutionizing treatment strategies for shoulder tendon injuries.
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Accurately measuring the length and diameter of the hamstring tendon autograft preoperatively is important for planning anterior cruciate ligament (ACL) reconstructive surgery. The purpose of this study was to assess the reliability of three-dimensional computed tomography (3D CT) scanning technique to produce the actual measurement of the gracilis and semitendinosus (GT and ST, respectively) tendon grafts' length and diameter for surgery. Ninety patients were scheduled for ACL reconstruction with hamstring autograft.

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The use of biologically based therapies is becoming a popular less-invasive therapy for relieving pain and promoting tissue regeneration. The most commonly used biologics are autologous adipose-derived products, bone marrow aspirations, and platelet-rich plasma (PRP). Birth tissue is a common allogenic source of biologics, including umbilical cord, placental membranes, and amniotic fluid.

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Wound healing has been intensely studied to expedite recovery times and reduce scarring. However, current technologies fail to achieve regenerative capabilities, leaving wounds with scarring and lack of skin accessories. The recent emergence of nanotechnology has provided a new clinical modality of zinc nanoparticles in wound care.

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The United States Food and Drug Administration (FDA) is responsible for protecting and promoting public health through rules and regulations. Over the past few years, the field of regenerative medicine and cell therapy have garnered significant interest, and this evolving new biology is changing fast and challenging regulatory bodies. The FDA has published a series of guidance documents outlining steps to protect consumers against potentially dangerous and unproven treatments.

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