Publications by authors named "Amar Patel"

Background: Tibial shaft fractures are common, causing substantial morbidity. Intramedullary nailing offers advantages but often leads to anterior knee pain and functional issues.

Methods: Following Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines, we conducted a systematic review on outcomes for different surgical approaches-suprapatellar (SP), infrapatellar (IP), medial parapatellar (MPP), and lateral parapatellar (LPP).

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Background: Over 450 million individuals worldwide suffer from mental illnesses, according to epidemiological data, making this one of the biggest problems facing modern medicine. People often react in a fairly discriminatory way to those with mental illness, and stigmatizing views toward those with mental illness are ubiquitous. In India, people who suffer from mental illness live with their families, and the stigma associated with mental illness has a significant impact on how effectively these people are treated over time by their families and communities.

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The potent immunostimulatory effects of toll-like receptor 8 (TLR8) agonism in combination with PD-1 blockade have resulted in various preclinical investigations, yet the mechanism of action in humans remains unknown. To decipher the combinatory mode of action of TLR8 agonism and PD-1 blockade, we employed a unique, open-label, phase 1b pre-operative window of opportunity clinical trial (NCT03906526) in head and neck squamous cell carcinoma (HNSCC) patients. Matched pre- and post-treatment tumor biopsies from the same lesion were obtained.

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Purpose: To describe the visual acuity (VA) outcomes from a telemedicine-enabled pathway allowing for rapid diagnosis and administration of intravenous (IV) thrombolytic treatment for non-arteritic central retinal artery occlusion (naCRAO) within 4.5 hours (4.5 h) of visual loss.

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The potent immunostimulatory effects of toll-like receptor 8 (TLR8) agonism in combination with PD-1 blockade have resulted in various preclinical investigations, yet the mechanism of action in humans remains unknown. To decipher the combinatory mode of action of TLR8 agonism and PD-1 blockade, we employed a unique, open-label, phase 1b pre-operative window of opportunity clinical trial (NCT03906526) in head and neck squamous cell carcinoma (HNSCC) patients. Matched pre- and post-treatment tumor biopsies from the same lesion were obtained.

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Article Synopsis
  • - Pericardial decompression syndrome is a debated condition observed after draining excess fluid from the pericardium, leading to serious complications like pulmonary edema and potentially death when no other causes are found.
  • - Theoretical explanations for this syndrome include mismatches in heart pressures (preload-afterload), issues with small heart blood vessels (microvascular ischemia), and stress from high adrenaline levels.
  • - A systematic review analyzed 72 cases to explore factors like demographics, causes of fluid buildup, drainage methods, and patient outcomes, revealing diverse types of heart failure and consistent timing of decompensation across cases.
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Linseed, also known as flax is an important oilseed crop with many potential uses in paint, textile, food and pharmaceutical industries. Susceptibility to bud fly (Dasyneura lini Barnes) infestation is a serious biotic concern leading to severe yield penalty in linseed. Protease inhibitors (PIs) are potential candidates that activate during the insect-pest attack and modulate the resistance.

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Context: Patients experiencing pain from femoral acetabular impingement and considering hip arthroscopy may be concerned about their timeline to resume activities they enjoy, such as golf.

Objective: The purpose of this study was to review current literature on return-to-play data after hip arthroscopy and to provide clinicians with data to set proper expectations with patients.

Data Sources: The following terms were used to search PubMed and Embase electronic databases on October 18, 2023: hip, arthroscopy, arthroscopic, golf.

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Parkinson's disease (PD) is characterized by a progressive loss of dopaminergic neurons. Exercise has been reported to slow the clinical progression of PD. We evaluated the dopaminergic system of patients with mild and early PD before and after a six-month program of intense exercise.

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Purpose: To assess visual acuity (VA) outcomes in a large cohort of patients diagnosed with nonarteritic central retinal artery occlusion (CRAO), and to ascertain whether time from symptom onset to presentation, presenting VA, or conservative treatment delivery (anterior chamber paracentesis, ocular massage, intraocular pressure lowering drugs, hyperventilation, or some combination of those) impacted ultimate VA outcomes.

Design: Retrospective cohort study.

Subjects: The study included 794 patients who presented with CRAO between 2011 and 2020.

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Spontaneous coronary artery dissection (SCAD) is a rare clinical entity, often presenting similar to atherosclerotic acute coronary syndrome (ACS), although it is a non-atherosclerotic, non-traumatic, and non-iatrogenic coronary artery pathology. We report the case of a 36-year-old woman who presented with substernal, pressure-like chest pain without aggravating, alleviating, or associated symptoms. Initial evaluation revealed elevated troponin levels which peaked at 8.

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Purpose: The aim of this study was to describe a patient who developed retinal degeneration associated with autoimmune retinopathy and who was also found to have anti-glutamic acid decarboxylase (GAD65) autoantibodies and the diagnosis of stiff-person syndrome.

Methods: Ophthalmologic workup consisted of clinical examination, multimodality retinal imaging, and electrophysiologic testing. Further neurologic assessment including relevant serum and cerebrospinal fluid studies was also conducted.

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Central nervous system (CNS) malignancies (i.e. brain and spine tumors) and their treatments can result in a multitude of neurologic deficits.

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Objectives: The objective of this study was to study the interrelations of demoralization, depression, and resilience in patients with Parkinson disease, and, more specifically, to determine if higher resilience in patients with Parkinson disease is associated with lower demoralization, lower depression, or both.

Methods: Outpatients with Parkinson disease ( = 95) were assessed for demoralization, depression, and resilience, as well as sociodemographic, clinical, and treatment-related variables. Bivariable associations, standard regressions, linear regression with copula correction, and correspondence analysis were used to analyze the data.

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Purpose: Although ophthalmic manifestations of neurofibromatosis Type 1 (NF1), including iris Lisch nodules and optic gliomas, have been well described, retinal involvement in these patients has yet to be established. Characterizing the relationship between NF1 and the retina is necessary to optimize outcomes for these patients.

Methods: Independent chart review of NF1 patients was conducted.

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Background: People with mental illnesses commonly experience stigma, discrimination, and prejudice from the general public and medical professionals around the world. Numerous research has looked into the unfavourable perceptions that medical students have of those who suffer from mental illness.

Objective: The objective was to study the attitude of undergraduate medical students towards patients with psychiatric illnesses.

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The coronavirus disease of 2019 (COVID-19) has an array of pathological effects that continue to be discovered. Vaccines against COVID-19 have quickly emerged as our main tool. However, the thrombotic risk of both the virus and the vaccine is yet to be established, let alone together.

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Objective: To evaluate the presentation patterns of patients diagnosed with central retinal artery occlusion (CRAO) from 2011 to 2020.

Design: Retrospective cohort study SUBJECTS: The present study was conducted in 484 patients presenting within 30 days of symptom onset with accurate documentation of time of symptom onset, time of presentation to the health care system, and time of presentation to an ophthalmologist.

Methods: An independent chart review of patients with CRAO was conducted.

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Background And Aims: Psychiatric symptoms are frequently reported in Wilson disease (WD); however, systematic assessments with validated measures are lacking.

Objective: We aim to report the prevalence and clinical correlates for major depressive disorder (MDD) as resulting from a multisite international WD registry.

Methods: All patients enrolled in the WD registry received structured psychiatric evaluations (Mini International Neuropsychiatric Interview, Patient Health Questionnaire-9, Generalized Anxiety Disorder-7 scale, Perceived Stress Scale), laboratory tests, hepatology, and neurological assessments.

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Mental imagery is the mental re-creation of perceptual experiences, events and scenarios, and motor acts. In our previous study, we assessed whether motor imagery (MI) training combined with functional magnetic resonance imaging-based neurofeedback could improve the motor function of nondemented subjects with mild Parkinson's disease (PD) (N = 22). We used visual imagery (VI) (e.

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Objectives: The objective of this study was to determine whether depression and anxiety are mediators between perceived stress and demoralization via a loss of the cognitive map to get out of the predicament manifesting as subjective incompetence.

Methods: Ninety-five consecutive outpatients with Parkinson's disease were evaluated for perceived stress, depression, anxiety, subjective incompetence, and demoralization using reliable and valid scales. Inclusion criteria were ages 40-90, intact cognition, and no current history of substance use.

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Background: Parkinson's disease (PD) causes difficulty with maintaining the speed, size, and vigor of movements, especially when they are internally generated. We previously proposed that the insula is important in motivating intentional movement via its connections with the dorsomedial frontal cortex (dmFC). We demonstrated that subjects with PD can increase the right insula-dmFC functional connectivity using fMRI-based neurofeedback (NF) combined with kinesthetic motor imagery (MI).

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Background: Autism spectrum disorder is a neurodevelopmental disorder which is increasing across the globe. The disorder in children not only creates burden of care in caregivers but also leads to impaired quality of life of families.

Objective: To study the burden of care and quality of life in caregivers of children and adolescents with ASD.

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Article Synopsis
  • Cancers can be very different from each other depending on where they start and their specific changes in genes.
  • * A research project at UCSF looked at 364 individual tumors from 12 types of cancer to find common patterns in how the immune system interacts with these tumors.
  • * The study found specific immune patterns (called archetypes) that can help doctors understand cancer better and figure out new ways to treat it.
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Synopsis of recent research by authors named "Amar Patel"

  • - Amar Patel's recent research spans multiple fields, including immunology, cardiology, neurology, and agricultural sciences, focusing on the interplay of biological processes and disease mechanisms.
  • - His studies on TLR8 modulation and PD-1 blockade in head and neck cancer highlight the complexities of immune responses in tumor microenvironments, while investigations into pericardial decompression syndrome and Parkinson's disease shed light on cardiovascular complications and the effects of exercise on neurodegeneration.
  • - Patel also explores resilience in Parkinson's patients and characterizes the protease inhibiting gene family in linseed, indicating a dedication to both understanding human health and contributing to agricultural biotechnology.