Publications by authors named "Rosie Qin"

Idiopathic facial aseptic granuloma (IFAG) is an uncommon, benign lesion that presents in the pediatric population. The diagnosis is classically associated with preschool-aged children. Herein, we present a case of IFAG in a pre-adolescent boy, emphasizing the importance of diagnostic consideration in older children.

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Objectives: Health systems are adopting electronic health records (EHRs). There are few studies on the effects of EHR implementation on graduate medical education. The authors sought to longitudinally assess perceptions of the impact of EHRs on graduate medical education during implementation and 2 years after implementation.

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Importance: Pyoderma gangrenosum is a rare inflammatory skin condition that is difficult to diagnose. Currently, it is a "diagnosis of exclusion," a definition not compatible with clinical decision making or inclusion for clinical trials.

Objective: To propose and validate diagnostic criteria for ulcerative pyoderma gangrenosum.

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Rationale And Objectives: Women make up half of American medical school graduates, but remain underrepresented among radiologists. This study sought to determine whether workforce gender disparities exist in other countries, and to identify any country-specific indices associated with increased female representation.

Materials And Methods: In this cross-sectional study, 95 professional radiology organizations in 75 countries were contacted via email to provide membership statistics, including proportion of female members, female members aged 35 or under, and women in society leadership positions.

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Although the surfaces of both the skin and oral mucosa are protected by squamous epithelial cells and fall within the scope of dermatologic practice, the oral cavity contains highly specialized structures and functions distinct from other skin biology and pathologic conditions and are also the purview of clinicians who care for patients with skin and mucosal diseases. We describe the distinct features of the tongue, mucosa, and salivary glands. In particular, we examine the composition and function of the saliva, with special focus on salivary biomarkers.

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Background The two most commonly used modalities of teledermatology (TD) are store-and-forward (SF) and live-interactive (LI) TD. Existing studies have not compared these tools with respect to patient and provider satisfaction. Objective To systematically review all published studies of patient and provider satisfaction with SF and LI TD.

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Background: Bullous impetigo is a superficial skininfection caused by Staphylococcus aureus (S.aureus). Pyogenic granuloma is a common benigntumor frequently associated with prior trauma.

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The incidence of malignant melanoma (MM) continues to rise in the United States. While sun protection and full body skin examinations remain the mainstay of preventative care, chemoprevention of the deadly disease has become an increasingly popular field of study. In this focused review, we discuss current findings and analyze the risks and benefits of various agents investigated for the primary and secondary chemoprevention of MM.

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Purpose: Patients with melanoma treated with ipilimumab and radiosurgery (stereotactic radiosurgery [SRS]) were reviewed for efficacy/safety.

Methods: Patients who received ipilimumab and SRS for brain metastases were analyzed for control of SRS-treated metastasis and overall survival.

Results: We identified 27 patients, 26 were assessable for outcomes.

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Purpose: Ipilimumab and radiation therapy (RT) are standard treatments for advanced melanoma; preclinical models suggest the potential for synergy. However, limited clinical information exists regarding safety and optimal timing of the combination.

Methods And Materials: We reviewed the records of consecutive patients with unresectable stage 3 or 4 melanoma treated with ipilimumab.

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A well-established link between ultraviolet exposure and the carcinogenesis of keratinocyte carcinomas exists. Despite increased sun protection efforts, skin cancer remains the most common cancer in the USA. Numerous studies on the topic of chemoprevention investigate alternative topical, oral, and injectable agents to reduce skin cancer incidence in those at risk.

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Ipilimumab is the first immunotherapy shown to increase overall survival in patients with metastatic melanoma. Currently, there are no accepted guidelines for use of ipilimumab in organ transplant patients. There is only one report in the literature on successful administration of ipilimumab in two kidney transplant recipients.

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Article Synopsis
  • Access to health care in rural areas of developing nations is challenged by a lack of physicians and their preference for urban practice, leading to a telemedicine system called Mashavu being tested in rural Kenya.
  • The reliability of this system was assessed by comparing the medical advice given via telemedicine to that provided in person, with a study showing that 78.4% of the feedback was consistent between the two methods.
  • The results indicate that the telemedicine system can deliver similar quality care to traditional in-person consultations, easing logistical and economic barriers for rural patients seeking health care.
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The anaerobic sulfatase-maturating enzyme from Clostridium perfringens (anSMEcpe) catalyzes the two-electron oxidation of a cysteinyl residue on a cognate protein to a formylglycyl residue (FGly) using a mechanism that involves organic radicals. The FGly residue plays a unique role as a cofactor in a class of enzymes termed arylsulfatases, which catalyze the hydrolysis of various organosulfate monoesters. anSMEcpe has been shown to be a member of the radical S-adenosylmethionine (SAM) family of enzymes, [4Fe-4S] cluster-requiring proteins that use a 5'-deoxyadenosyl 5'-radical (5'-dA(•)) generated from a reductive cleavage of SAM to initiate radical-based catalysis.

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Schizophrenia is a severe chronic mental disorder with a high genetic component in its etiology. Several lines of study have suggested that synaptic dysfunction may underlie the pathogenesis of schizophrenia. Neuroligin proteins function as cell-adhesion molecules at post-synaptic membrane and play critical roles in synaptogenesis and synaptic maturation.

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