Publications by authors named "James Wilcox"

Acute abdominal pain in children is a common presentation in the clinic and emergency department settings and accounts for up to 10% of childhood emergency department visits. Determining the appropriate disposition of abdominal pain in children can be challenging. The differential diagnosis of acute abdominal pain, including gastroenteritis, constipation, urinary tract infection, acute appendicitis, tubo-ovarian abscess, testicular torsion, and volvulus, and the diagnostic approach vary by age.

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Introduction: Many physician assistant/associate (PA) programs lack point-of-care ultrasound (POCUS) education in the PA curricula and a standardized approach to ultrasound training. The four-component instructional design (4C/ID) model merges 4 concepts for developing effective instructional design content for complex content delivery, such as ultrasound. This research study created an interactive, 2-part ultrasound curriculum with an instructional designer for PA students using the 4C/ID model.

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Point-of-care ultrasound (PoCUS) in the head and neck region is still in its early stages, despite decades of formal ultrasound use. A literature gap exists as recent studies primarily focus on general techniques, leaving room for exploration in ambulatory primary care, especially regarding neck masses. Our case demonstrates a 61-year-old female who presented for an annual wellness appointment, reporting a cough and alarming neck symptoms.

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Background: There is little to no data evaluating long term usage of point of care ultrasound (POCUS) after a training intervention for medical students. The purpose of this study was to examine the impact of an intensive POCUS training program on medical student's usage at 9-months post-program.

Methods: This was a prospective cross-sectional study of rising second year medical students who participated in a 2-week summer POCUS training program.

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Objective: Focusing on potential missed injury rates and sensitivity of low-risk of injury predictions, we sought to evaluate the accuracy of physician gestalt in predicting clinically significant injury (CSI) in the abdomen and pelvis among blunt trauma patients presenting to the emergency department (ED).

Methods: We collected gestalt data on physicians caring for adult blunt trauma patients who received abdominal/pelvic computed tomography (CT) at three Level I and one Level II trauma centers. The primary outcome of CSI was defined as injury on abdominal/pelvic CT requiring hospitalization or intervention.

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Objective As point-of-care ultrasound (POCUS) use grows, training in graduate medical education (GME) is increasingly needed. We piloted a multispecialty GME POCUS curriculum and assessed feasibility, knowledge, and comfort with performing POCUS exams. Methods Residents were selected from the following residency programs: internal medicine, family medicine, emergency medicine, and a combined internal medicine/pediatrics program.

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Background: This secondary analysis of the VA Augmentation and Switching Treatments for Depression study compared the continuation phase treatment outcomes of three commonly used second-step treatment strategies following at least one prior failed medication treatment attempt.

Methods: In total, 1522 outpatients with MDD were randomized to switching to bupropion-SR (S-BUP), combining with bupropion-SR (C-BUP), or augmenting with aripiprazole (A-ARI). Following 12 weeks of acute phase treatment, 725 entered the 24-week continuation treatment phase.

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Objective: To determine whether concurrent posttraumatic stress disorder (PTSD) should affect whether to augment or switch medications when major depressive disorder (MDD) has not responded to a prior antidepressant trial.

Methods: Patients at 35 Veterans Health Administration medical centers from December 2012 to May 2015 with nonpsychotic MDD (N = 1,522) and a suboptimal response to adequate antidepressant treatment were randomly assigned to 3 "next step" treatments: switching to bupropion, augmenting the current antidepressant with bupropion, and augmenting with the antipsychotic aripiprazole. Blinded ratings with the 16-item Quick Inventory of Depressive Symptomatology-Clinician Rated (QIDS-C₁₆) determined remission and response by 12 weeks and relapse after remission.

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: Patients receiving Cognitive Processing Therapy (CPT), an evidence based therapy for posttraumatic stress disorder (PTSD), report improved sleep quality. However, the majority of studies have examined residual sleep disturbance via self-report surveys or separate items on PTSD measures. This study examined whether CPT delivered to veterans in a VA setting improved sleep indices using state-of-the-art objective and subjective insomnia measures.

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Context: Robotic assisted gait training (RAGT) technology can be used as a rehabilitation tool or as an assistive device for spinal cord injured (SCI) individuals. Its impact on upright stepping characteristics of SCI individuals using treadmill or overground robotic exoskeleton systems has yet to be established.

Objective: To systematically review the literature and identify if overground or treadmill based RAGT use in SCI individuals elicited differences in temporal-spatial characteristics and functional outcome measures.

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Cognitive processing therapy (CPT) for posttraumatic stress disorder (PTSD) is an effortful process requiring engagement in cognitive restructuring. Sleep disorders may lead to avoidance of effortful tasks and cognitive performance deficits. We explored whether sleep disorders, as assessed by polysomnography, were consistently associated with treatment response in combination with other factors.

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Importance: Less than one-third of patients with major depressive disorder (MDD) achieve remission with their first antidepressant.

Objective: To determine the relative effectiveness and safety of 3 common alternate treatments for MDD.

Design, Setting, And Participants: From December 2012 to May 2015, 1522 patients at 35 US Veterans Health Administration medical centers who were diagnosed with nonpsychotic MDD, unresponsive to at least 1 antidepressant course meeting minimal standards for treatment dose and duration, participated in the study.

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Objective: Finding effective and lasting treatments for patients with Major Depressive Disorder (MDD) that fail to respond optimally to initial standard treatment is a critical public health imperative. Understanding the nature and characteristics of patients prior to initiating "next-step" treatment is an important component of identifying which specific treatments are best suited for individual patients. We describe clinical features and demographic characteristics of a sample of Veterans who enrolled in a "next-step" clinical trial after failing to achieve an optimal outcome from at least one well-delivered antidepressant trial.

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Catatonia is a psychomotor syndrome which has historically been associated with schizophrenia. Many clinicians have thought that the prevalence of this condition has been decreasing over the past few decades. This review reminds clinicians that catatonia is not exclusively associated with schizophrenia, and is still common in clinical practice.

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Background: We sought to develop a consensus statement for the use of off-loading in the management of diabetic foot ulcers (DFUs).

Methods: A literature search of PubMed for evidence regarding off-loading of DFUs was initially conducted, followed by a meeting of authors on March 15, 2013, in Philadelphia, Pennsylvania, to draft consensus statements and recommendations using the GRADE (Grading of Recommendations Assessment, Development, and Evaluation) approach to assess quality of evidence and develop strength of recommendations for each consensus statement.

Results: Evidence is clear that adequate off-loading increases the likelihood of DFU healing and that increased clinician use of effective off-loading is necessary.

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Obsessive Compulsive Disorder (OCD) is a psychiatric disorder with considerable morbidity and mortality. This condition disables many individuals and is often refractory to treatment. Research suggests that serotonin plays a role in OCD symptom reduction.

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This is a case-control study of the association of NTNG1 subtypes with schizophrenia among a group of individuals from a Caucasian population. Netrins including NTNG1 are known to be axon guidance factors in the developing brain. They could be very important contributors to the genetic risk for psychosis.

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This study follows a group of 174 young people with new onset of schizotypal symptoms and examines factors which may lead to conversion to psychosis. These prodromal subjects were screened for symptoms and later given the Structured Clinical Interview of DSM-III-R at one year, two years and ten years post onset. We also included the Paranoia Scale of Fenigstein and Vanable and the Scale for Thought, Language and Communications of Andreasen in all interviews.

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Importance: Chronic wounds usually get trapped in the inflammatory stage of wound healing; however, aggressive debridement transforms chronic wounds to acute wounds and therefore complete healing.

Objective: To investigate healing outcomes and debridement frequency in a large wound data set.

Design: Retrospective cohort study.

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Hyperbaric nursing.

Crit Care Nurs Q

April 2014

The varied clinical applications for hyperbaric oxygen therapy have led to the development of a unique, highly skilled nursing specialty of hyperbaric nursing. The ever-increasing availability of hyperbaric medicine and the broadening scope of clinical indications have fueled the need for highly skilled hyperbaric nurses.

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 Doxycycline is a semisynthetic, chemically modified tetracycline compound that is rapidly absorbed and exerts biological effects independent of its antimicrobial activity. One such effect includes the inhibition of matrix metalloproteinases. Doxycycline has a long history as a collagenase inhibitor.

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Objective: To determine whether patients with Wagner grades 1 and 2 diabetic foot ulcers (DFUs) or venous leg ulcers (VLUs) differed in terms of time to close depending on visit frequency to wound care centers.

Design: Retrospective cohort study.

Setting: Outpatients wound care centers.

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This is a retrospective examination of former users of alpha-methyltryptamine (AMT). A scale of questions was given to subjects who were familiar with the effects of AMT and the outcome was analyzed. Most subjects agreed that AMT had strong hallucinogenic qualities.

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