Calcium Imaging Visualizes Incision-Induced Primary Afferent Sensitization and Its Amelioration by Capsaicin Pretreatment.

Previous studies have shown that infiltration of capsaicin into the surgical site can prevent incision-induced spontaneous pain like behaviors and heat hyperalgesia. In the present study, we aimed to monitor primary sensory neuron Ca activity in the intact dorsal root ganglia (DRG) using Pirt-GCaMP3 male and female mice pretreated with capsaicin or vehicle before the plantar incision. Intraplantar injection of capsaicin (0.

The illness and death of King George VI of England: the pathologists' reassessment.

The illness and death of King George VI has received renewed attention based on the events portrayed in the Netflix blockbuster series, The Crown. The King, a heavy smoker, underwent a left total pneumonectomy in September 1951 for what euphemistically was called "structural abnormalities" of his left lung, but what in reality was a carcinoma. His physicians withheld this diagnosis from him, the public, and the medical profession.

Review of Evidence and Perspectives of Flavonoids on Metabolic Syndrome and Neurodegenerative Disease.

Flavonoids are commonly found in fruits, vegetables, and plant-derived foods and may promote various health benefits when included in the diet. The biological activity of flavonoids is normally associated to their potent antioxidant and anti-inflammatory effects, since oxidative stress is associated to conditions such as diabetes, obesity, cardiovascular and neurodegenerative diseases. Additionally, flavonoids may be related to metabolic diseases through their effects on inflammatory mediators and pathways, barrier integrity and gut microbiota composition.

Shear wave elastography reveals a high prevalence of liver fibrosis in overweight or obese Hispanic youth.

Obesity, prediabetes, and type 2 diabetes are risk factors for nonalcoholic fatty liver disease. Inflammation and hepatocellular damage associated with nonalcoholic fatty liver disease lead to progressive non-alcoholic steatohepatitis, fibrosis and cirrhosis. Current tests to identify fibrosis (liver biopsy) are invasive and not conducive to serial examination.

Novel mTORC1 Inhibitors Kill Glioblastoma Stem Cells.

Glioblastoma (GBM) is an aggressive tumor of the brain, with an average post-diagnosis survival of 15 months. GBM stem cells (GBMSC) resist the standard-of-care therapy, temozolomide, and are considered a major contributor to tumor resistance. Mammalian target of rapamycin Complex 1 (mTORC1) regulates cell proliferation and has been shown by others to have reduced activity in GBMSC.

Resolving the Disproportionate Left Ventricular Enlargement in Mitral Valve Prolapse Due to Barlow Disease: Insights From Cardiovascular Magnetic Resonance.

Objectives: This study hypothesized that left ventricular (LV) enlargement in Barlow disease can be explained by accounting for the total volume load that consists of transvalvular mitral regurgitation (MR) and the prolapse volume.

Background: Barlow disease is characterized by long prolapsing mitral leaflets that can harbor a significant amount of blood-the prolapse volume-at end-systole. The LV in Barlow disease can be disproportionately enlarged relative to MR severity, leading to speculation of Barlow cardiomyopathy.

Telemedicine and Plastic and Reconstructive Surgery: Lessons from the COVID-19 Pandemic and Directions for the Future.

Telemedicine holds vast amounts of potential in changing the way outpatient plastic and reconstructive surgery is practiced. Before the coronavirus disease 2019 (COVID-19) pandemic, video conferencing was used by a small fraction of medical specialties. However, since the start of the pandemic, the Centers for Medicare and Medicaid Services and the largest private health insurance companies have relaxed regulations to allow the majority of specialties to use video conferencing in lieu of in-person visits.

Breast Cancer Screening: a Paradigm Change Is Needed-the PB Desai Oration.

This editorial summarizes the key points of the PB Desai Oration, delivered by the author at the National Conference of the Indian Association of Surgical Oncology in Kolkata, India, on September 21, 2019.

Effects of Sterilization Techniques on Bioactivity of Polymethyl Methacrylate Antibiotic Beads Containing Vancomycin and Tobramycin.

Objectives: Prefabrication and storage of antibiotic beads may decrease surgical time and allow for use in other settings. This study investigated the effects of sterilization technique and storage time on the bioactivity of antibiotic polymethyl methacrylate (PMMA) beads.

Methods: Uniform beads of PMMA containing 1 g each of tobramycin and vancomycin were sterilized using autoclave, ethylene oxide (ETO), or ultraviolet (UV) light.

Monitoring the Formation of Amyloid Oligomers Using Photoluminescence Anisotropy.

The formation of oligomeric soluble aggregates is related to the toxicity of amyloid peptides and proteins. In this manuscript, we report the use of a ruthenium polypyridyl complex ([Ru(bpy)(dpqp)]) to track the formation of amyloid oligomers at different times using photoluminescence anisotropy. This technique is sensitive to the rotational correlation time of the molecule under study, which is consequently related to the size of the molecule.

Safety of Transesophageal Echocardiography in Patients with Thrombocytopenia.

Background: According to current literature and guidelines, thrombocytopenia is considered a relative contraindication for performing transesophageal echocardiogram (TEE). In cancer patients, thrombocytopenia is frequently present. No prior studies have assessed the safety and complications of TEE in a thrombocytopenic population.

Myocardial Fibrosis in Patients With Primary Mitral Regurgitation With and Without Prolapse.

Background: Recent studies reported left ventricular (LV) fibrosis in patients with primary mitral regurgitation (MR) thought to be principally due to mitral valve prolapse (MVP).

Objectives: This study sought to evaluate the prevalence, characteristics, and prognostic implications of LV fibrosis in a large cohort of primary MR patients with and without MVP using cardiovascular magnetic resonance (CMR).

Methods: Patients referred for contrast CMR assessment of chronic primary MR were enrolled and underwent comprehensive assessment of cardiac remodeling, severity of MR, and LV replacement fibrosis.

Echocardiographic measures associated with the presence of left ventricular thrombus in patients with chemotherapy-related cardiac dysfunction.

Background: Previous studies have not evaluated the prevalence and specific risk factors for the development of left ventricular (LV) thrombus in patients with severely reduced left ventricular dysfunction due to chemotherapy-related cardiomyopathy. We sought to evaluate the prevalence and potential markers of LV thrombus in this patient population.

Methods: From January 2009 to December 2013, patients with chemotherapy-related severe LV dysfunction (LV ejection fraction [LVEF] ≤ 30%) identified from MD Anderson Cancer Center database were reviewed.

The Radiologic and Pathologic Diagnosis of Biphasic Pulmonary Blastoma.

Pulmonary blastomas are rare malignancies, representing 0.25% to 0.5% of all primary lung neoplasms with often aggressive progression and poor prognosis.

Long-term results of combination therapy using anti-VEGF agents and dexamethasone intravitreal implant for retinal vein occlusion: an investigational case series.

Background: One limitation of anti-VEGF therapy is the need for monthly retreatment to maintain efficacy. The purpose of this study was to determine the duration of effect in eyes with macular edema (ME) secondary to branch or central retinal vein occlusion (BRVO or CRVO) treated with anti-VEGF therapy plus sustained-release dexamethasone (DEX implant; Ozurdex).

Materials And Methods: This open-label, interventional case series included 62 eyes with ME due to RVO, central foveal thickness (CFT) >300 μm, and best-corrected visual acuity (BCVA) of 20/40 or worse.

Diagnostic Classification of ADHD Versus Control: Support Vector Machine Classification Using Brief Neuropsychological Assessment.

Common methods for clinical diagnosis include clinical interview, behavioral questionnaires, and neuropsychological assessment. These methods rely on clinical interpretation and have variable reliability, sensitivity, and specificity. The goal of this study was to evaluate the utility of machine learning in the prediction and classification of children with ADHD-Combined presentation (ADHD-C) using brief neuropsychological measures (d2 Test of Attention, Children with ADHD-C and typically developing control children completed semi-structured clinical interviews and measures of attention/concentration and parents completed symptom severity questionnaires.

Work-Related Musculoskeletal Symptoms and Job Factors Among Large-Herd Dairy Milkers.

Dairy production in the United States is moving towards large-herd milking operations, resulting in an increase in task specialization and work demands. The objective of this project was to provide preliminary evidence of the association of a number of specific job conditions that commonly characterize large-herd parlor milking operations with work-related musculoskeletal symptoms (MSS). A modified version of the Standardized Nordic Questionnaire was administered to assess MSS prevalence among 450 US large-herd parlor workers.

Successful pregnancy following myomectomy for uterine smooth muscle tumor of uncertain malignant potential: A case report and review of the literature.

•STUMPs are rare smooth muscle tumors with an overall favorable prognosis.•Pregnancy is possible after diagnosis of STUMP treated with myomectomy•Management of patients desiring fertility with STUMPs requires a multidisciplinary approach.

Fertility Preservation Counseling for Pediatric and Adolescent Cancer Patients.

Purpose: Fertility preservation for children and young adults with cancer is an important part of comprehensive patient care. In 2013, the American Society of Clinical Oncology (ASCO) released updated clinical practice guidelines addressing fertility preservation. This study aimed to evaluate if pediatric oncologists were performing fertility preservation counseling, if the new guidelines were being adopted, and how reproductive endocrinologists can educate this patient population and their providers.

Acute Myocardial Infarction Due to Coronary Artery Dissection in the Postpartum Period.

Background Though rare, myocardial infarction secondary to coronary artery dissection is a life-threatening event. In reproductive age women, it commonly occurs during pregnancy or the postpartum period. Case We present a case of pregnancy-related acute myocardial infarction due to spontaneous coronary artery dissection in a 37-year-old woman who presented to the emergency room with shortness of breath and sudden onset of retrosternal chest pain 8 days after delivery of premature twins.