526 results match your criteria: "Arizona College of Osteopathic Medicine[Affiliation]"

Deleterious Impacts of Western diet on Jejunum Function and Health are Reversible.

Am J Physiol Gastrointest Liver Physiol

December 2024

Arizona College of Osteopathic Medicine, Midwestern University, Glendale, Arizona, 85308 USA.

The goal of this study was to determine whether the influence of high-fat high-sugar diet (Western diet) on intestinal function and health was reversible. We measured transepithelial short circuit current (Isc), across freshly isolated segments of jejunum from male C57Bl/6J mice randomly assigned to one of the following groups for the study duration: high-fat high-sugar diet for 24-weeks (HFHS), HFHS diet for 12-weeks then switched to standard chow and water for a further 12 weeks (Std), and lean controls (standard chow and water for 24-weeks). At the completion of the study, segments of jejunum were frozen for western blot determination of key proteins involved in secretory and absorptive functions, as well as senescence.

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Background: Investigate retinal fluid changes via a novel deep-learning algorithm in real-world patients receiving faricimab for the treatment of neovascular age-related macular degeneration (nAMD).

Methods: Multicenter, retrospective chart review and optical coherence tomography (OCT) image upload from participating sites was conducted on patients treated with faricimab for nAMD from February 2022 to January 2024. The Notal OCT Analyzer (NOA) algorithm provided intraretinal, subretinal and total retinal fluid for each scan.

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Epiglottitis is an inflammatory condition involving the epiglottis and surrounding tissues. While it can develop at any age, it was traditionally more common in children, largely due to infections with type B (Hib). Since the introduction of the Hib vaccine, the incidence in children has significantly decreased, while cases in adults have become more prevalent.

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Inguinal hernias are the most prevalent type of abdominal wall hernia. While many cases are uncomplicated, some variant forms can pose a heightened risk of severe complications. We report the case of a 46-year-old male who arrived at the emergency department with a two-day history of diffuse abdominal pain, with an otherwise negative review of systems, an unremarkable medical and surgical history, and normal laboratory results.

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Double common bile duct (DCBD) is a rare congenital anomaly of the biliary system, characterized by the presence of two common bile ducts. The condition can be classified into five distinct types. Type Va DCBD is one of the rare congenital variations where both bile ducts open separately into the duodenum: one opens normally at the major duodenal papilla, and the second opens independently into the duodenum at a different site, usually proximal to the major duodenal papilla.

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An inguinal hernia is a common surgical condition where abdominal contents protrude through a weakened area of the abdominal wall. While most are straightforward, rare variants can lead to significant complications. Named after the surgeon who successfully removed a vermiform appendix from a hernia sac, Amyand's hernia is a rare finding.

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A rare complication of laparoscopic cholecystectomy is a biloma, which usually develops as a result of the dissection of non-visible, abnormal ducts of Luschka. This anatomical variation in the bile ducts was initially overlooked within the biliary tree. While it generally holds minimal clinical significance, it may occasionally lead to bile leakage following cholecystectomy.

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Sacral reconstruction post tumor resection has historically been executed with the placement of hardware or free tissue transfer. Reconstruction using a vascularized bone graft is an alternative that avoids the complications associated with hardware placement or free tissue transfer. This article describes the first documented case of spinoplastic reconstruction using an iliac crest vascularized bone graft (IC-VBG) after the resection of a sacral ependymoma.

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Article Synopsis
  • This review examines the intricate link between Munchausen Syndrome by Proxy (MSBP) and its skin-related symptoms, highlighting the need for deeper understanding in this area of psychiatric disorders.
  • Through case studies and existing literature, it showcases various dermatological issues in MSBP patients, from self-inflicted wounds to fabricated conditions, and discusses the psychological motivations behind caregivers' actions.
  • The paper emphasizes the challenges healthcare providers face in identifying MSBP-related skin symptoms and advocates for a multidisciplinary approach, improved assessment tools, and further research to enhance understanding and diagnosis of MSBP.
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Background: Acute ischemic stroke (AIS) imposes a major healthcare burden. It is hypothesized that bacterial infection could influence atherosclerosis and thrombus formation, potentially contributing to AIS.

Objectives: We aim to systematically review all studies that have investigated the presence of bacterial signatures within thrombi retrieved following mechanical thrombectomy (MT) procedures in patients with AIS.

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Personal care product usage is becoming increasingly prevalent among men due to evolving attitudes surrounding appearance, aging, and masculinity. Given the specific characteristics of male skin compared with female skin and varying product use between males and females, the occurrence of allergic contact dermatitis (ACD) due to men's personal care products needs to be better characterized. The purpose of this review was to identify specific product types and ingredients causing ACD in males.

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Attempted Removal of a Large Pheochromocytoma via a Robotic Approach.

Cureus

September 2024

Endocrine Surgery, Surgical Group of Arizona, Phoenix, USA.

A pheochromocytoma is a rare tumor of neuroendocrine origin that secretes hormones like epinephrine, norepinephrine, and occasionally dopamine. The most notable symptom of the release of catecholamines is exceedingly high blood pressure. A 45-year-old male presented with a symptomatic pheochromocytoma of large size.

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Popular Skin-of-Color Dermatology Social Media Hashtags on TikTok From 2021 to 2022: Content Analysis.

JMIR Dermatol

October 2024

Department of Dermatology, University of Minnesota Medical School, 1-411 Phillips-Wangensteen Building, 516 Delaware St SE, MMC 98, Minneapolis, MN, 55455, United States, 1 612-625-8625.

TikTok is a social media platform that can educate users about dermatology, but this longitudinal analysis of skin of color-related TikTok hashtags from 2021 to 2022 suggests that nondermatologist influencers continue to dominate content creation, highlighting the need for more participation from board-certified dermatologists to actively counter misinformation and address potential disparities in skin-of-color health care.

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Background: Periorbital dyschromia (POD) is a prevalent dermatologic problem with multifactorial etiology, making treatment outcomes inconsistent and unclear.

Objective: To evaluate and compose a comprehensive review of topical ingredients proven to be effective in the treatment of POD.

Materials And Methods: Scopus, PubMed, and OVID databases were searched in a span of 30 years through December 31, 2023, to identify articles with original findings of topical therapies for the treatment of POD.

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Background: Carotenoids are present throughout retina and body its dense deposition leads to an identifiable yellow spot in the macula. Macular pigment optical density (MPOD) measured in the macula is vital to macular well-being and high-resolution visual acuity. MPOD has also been associated with various health and disease states.

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Article Synopsis
  • The study aimed to understand the genetic factors of prostate cancer by analyzing 14 genes linked to cancer susceptibility using Next Generation Sequencing (NGS).
  • Key findings revealed pathogenic mutations in genes like BRCA1, BRCA2, and TP53, along with benign variations, highlighting their differing roles in cancer progression.
  • Functional tests showed that mutations in BRCA1 and BRCA2 were linked to lower expression levels and increased sensitivity to certain chemotherapy drugs, while mutations in TP53 did not notably affect drug response.
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Article Synopsis
  • Herpes simplex virus (HSV) encephalitis is a serious neurological condition that can lead to temporal lobe damage and result in seizures and psychiatric symptoms, particularly affecting older adults.
  • A case study involving an older male patient revealed that he had new visual hallucinations and seizures, which led to a diagnostic journey that included CT and EEG tests, ultimately suggesting HSV encephalitis despite negative PCR results for the virus.
  • The patient improved significantly with antiviral and antiepileptic treatments, highlighting the importance of recognizing potential underlying causes of acute neuropsychiatric symptoms for timely and effective intervention.
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The origin of primates has long been associated with an increased emphasis on manual grasping and touch. Precision touch, facilitated by specialized mechanoreceptors in glabrous skin, provides critical sensory feedback for grasping-related tasks and perception of ecologically-relevant stimuli. Despite its importance, studies of mechanoreceptors in primate hands are limited, in part due to challenges of sample availability and histological methods.

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Context: Osteopathic manipulative medicine (OMM) is a unique skill set consisting of physical manipulations that treat the neuromusculoskeletal system. Although OMM can improve patient outcomes such as functionality and pain, as well as increase physician reimbursement, its use is declining. Barriers to its use include a lack of proficiency, support, reimbursement, and time.

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Objective: Scalp inflammation and alopecia are distressing conditions for which patients regularly present to dermatology. Although some diagnoses can be made clinically, others require biopsy, which carries the risk of pain, infection, bleeding, and scarring. This review examines the existing literature regarding noninvasive in vivo imaging techniques and their evidence and utility in evaluating scalp pathology, with a focus on the diagnostics of hair conditions.

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Background The neurological condition known as multiple sclerosis (MS) is crippling and has a complicated pathogenesis as well as a wide range of clinical symptoms, including fatigue, difficulty walking, numbness or tingling, muscle spasms and spasticity, weakness, vision problems, dizziness and vertigo, bladder and bowel dysfunction, cognitive impairment, and emotional changes. The complete scope of MS pathology cannot be fully captured by conventional magnetic resonance imaging (MRI) sequences, which has led to the investigation of sophisticated MRI methods for better diagnosis and treatment. Objective This study aims to evaluate the clinical relevance of advanced MRI sequences in multiple sclerosis.

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The field of cardio-oncology is an expanding frontier within cardiovascular medicine, and the need for evidence-based guidelines is apparent. One of the emerging focuses within cardio-oncology is the concomitant use of medications for cardioprotection in the setting of chemotherapy regimens that have known cardiovascular toxicity. While clinical trials focusing on cardioprotection during chemotherapy are sparse, an inaugural trial exploring the prophylactic potential of Sodium-Glucose Cotransporter-2 inhibitors (SGLT2is) for anthracycline (ANT)-induced cardiotoxicity has recently commenced.

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Article Synopsis
  • Mycobacterium abscessus complex (MAbc) is a fast-growing bacterium that increasingly causes skin infections, and this report emphasizes the need for heightened awareness among healthcare professionals about its atypical presentations.
  • A case study of a 69-year-old woman with an immune deficiency showed a unique presentation of a non-healing ulcer after an insect bite, which was misdiagnosed initially, and upon further investigation revealed MAbc.
  • Despite prompt initiation of treatment based on culture results, the patient unfortunately died before therapy could be adjusted, highlighting the importance of early diagnosis and treatment of MAbc in chronic, unresponsive wounds.
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