Publications by authors named "J Harrison Hudnall"

Article Synopsis
  • * This study analyzed plasma from 474 individuals and fibroblasts from 67 subjects, including healthy controls and patients with 65 different monogenic diseases, alongside an undiagnosed group.
  • * A new web application has been developed for users to easily explore and analyze the metabolomics database, allowing for in-depth reviews of metabolic changes related to IEMs and comparisons of different biological samples.
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Purpose: Little is known about how Medicaid coverage policies affect access to genetic tests for pediatric patients. Building upon and extending a previous analysis of prior authorization requests (PARs), we describe expected coverage of genetic tests submitted to Texas Medicaid and the PAR and diagnostic outcomes of those tests.

Methods: We retrospectively reviewed genetic tests ordered at 3 pediatric outpatient genetics clinics in Texas.

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Background: The appearance of a stair can impact the safe negotiation of stair climbing. Increasing toe clearance height is a common strategy for reducing the risk of tripping when stepping onto a raised surface.

Research Question: Can the Müller-Lyer illusion cause people to increase their toe clearance height when walking over a stair?

Methods: Indoors, 15 healthy individuals (9 women and 6 men) walked up a 3-step staircase with each step 60 cm wide, 18 cm tall, and 30.

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Context: Empathy is increasingly described as a learnable skill and is included in professionalism requirements for health care providers, yet there are few effective tools for developing and practicing empathy skills.

Innovation: An educational innovation intended to isolate and develop skills to respond to patients' emotions. The game-based tool was developed on the job during the authors' Hospice and Palliative Medicine fellowship year and was played with learners in various disciplines.

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Levels of weight gain have hit an epidemic level with rates of overweight and obesity diagnoses topping all-time highs. Elevated body weight has been linked to increased rates of cardiac problems, blood pressure issues, and risk of developing type 2 diabetes. Leptin, a hormone produced by the body that is involved in energy balance by inhibiting hunger has been implicated as an underlying mechanism that differentially contributes to food-seeking motivation.

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