Publications by authors named "Greenberger S"

Article Synopsis
  • Yellow Nail Syndrome (YNS) is a rare condition marked by yellow, malformed nails, swelling due to lymphedema, and chronic lung issues, typically presenting in adulthood, with potential genetic links suggested.
  • Researchers conducted genetic sequencing and expression studies on 11 patients (6 with congenital YNS and 5 with sporadic YNS) to investigate its underlying causes.
  • Findings revealed biallelic variants in genes related to the Wnt/planar cell polarity pathway in congenital cases, indicating that defects in cellular organization could be key to understanding YNS's development, though the study's small sample size is a limitation.
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  • The review analyzes the use of large language models (LLMs) in melanoma care, highlighting their effectiveness in patient education, diagnosis, and clinical management.
  • While LLMs have shown high accuracy in educating patients, challenges remain with readability, and diagnostic accuracy can be affected by image quality and context.
  • The study suggests that future research should focus on improving LLMs with diverse data and expert input to overcome limitations in generalizability and decision-making depth.
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Background: Real-world data regarding the use of dupilumab in children with atopic dermatitis (AD) are limited.

Objectives: To evaluate the real-world efficacy of dupilumab in children with moderate-to-severe AD over an extended follow-up period.

Methods: This was a retrospective study of patients (≤ 18 years) with moderate-to-severe AD treated with dupilumab in four Israeli tertiary centres.

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Background: Systemic alterations in the oral cavity can be reflected in skin disorders like psoriasis. However, data about oral health factors that are affected and controlled mainly by oral microbiota in atopic dermatitis (AD) are sparse. This study compared the oral status and oral microbiota of AD patients and healthy controls.

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Objective: The aim of this study is to share our experience in treating patients with lymphatic malformations (LMs) over a span of 14 years, evaluating the efficacy and safety of sclerotherapy, particularly with the use of ethanol as sclerosant of choice.

Methods: A retrospective review of pediatric patients diagnosed and later treated for LMs between 2008 and 2022 was conducted. We collected patient demographics, LM characteristics, treatment strategies, and outcomes, including response to treatment and complications.

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Background: Pediatric pemphigus is a rare bullous disease that represents a diagnostic and therapeutic challenge;  evidence on patients' response to various treatments and long-term surveillance data are lacking. We aimed to investigate pediatric pemphigus patients' characteristics, diagnosis, therapeutics, response, and long-term follow-up.

Methods: This is a retrospective study of all pemphigus patients aged <18 years, diagnosed between 2000 and 2023, from three tertiary medical centers in Israel.

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Article Synopsis
  • Extracellular vesicles (EVs), particularly melanosomes secreted by melanocytes, are revealed as key players in intercellular communication, allowing intact transfer of melanin between cells.
  • These melanosomes gain distinct protein signatures within receiving cells and can be further passed to other cells, like macrophages, influencing their polarization towards either pro-tumor or immune cell types.
  • In melanoma, the presence of specific melanosome markers in macrophages correlates with disease aggressiveness and highlights the potential of targeting melanosome interactions to hinder melanoma progression.
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Background: Residency programs transitioned to primarily virtual interviews due to the COVID-19 pandemic. This shift raised questions regarding expectations and patterns of applicant cancellation timeliness. The purpose of this study was to examine changes in applicant cancellations after transitioning to virtual interviews.

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Article Synopsis
  • * Participants who received crisaborole showed a statistically significant greater ability to maintain their skin improvement, particularly during weeks 4 to 36 of the study.
  • * Overall, the treatment was effective in both adults and children, with fewer flare occurrences in those taking crisaborole and a similar duration of flare periods compared to the vehicle group.
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Congenital cytomegalovirus (cCMV) is the most common intrauterine infection, leading to neurodevelopmental disabilities. Universal newborn infant screening of cCMV has been increasingly advocated. In the absence of a high-throughput screening test, which can identify all infected newborn infants, the development of an accurate and efficient testing strategy has remained an ongoing challenge.

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Background: Psoriasis and psoriatic arthritis can present simultaneously or separately in children and may pose a diagnostic challenge.

Objective: To compare the dermatological manifestations in pediatric psoriatic patients with and without arthritis.

Methods: A retrospective case-control study of psoriatic patients ≤ 18 years old at Sheba Medical Center was conducted between 2011 and 2021.

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Article Synopsis
  • * A study at Sheba Medical Center analyzed 193 CSU patients from 2009 to 2022, focusing on various factors like age at diagnosis, triggers, co-morbidities, and treatment responses in both pediatric and adult populations.
  • * Findings revealed that metabolic syndrome was more common in adults while atopic conditions were predominant in pediatrics, and adults with autoimmune diseases often needed more aggressive treatments, highlighting the complexity of managing CSU in patients with co-morbidities.
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Background: Atopic dermatitis (AD) is one of the most common inflammatory skin diseases. It is associated with significant itch and impaired quality of life. Systemic treatments are efficient but associated with side effects.

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Mastocytosis is characterized by abnormal clonal mast cell proliferation. Given the paucity of data in patients with mastocytosis, it is crucial to assess the safety of COVID-19 vaccines in this population. We aimed to assess the risk of allergic reactions and the effect of COVID-19 infection among patients with mastocytosis.

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Ensuring high-quality scholarly output by graduate medical trainees can be a challenge. Within many specialties, including emergency medicine (EM), it is unclear what constitutes appropriate resident scholarly activity. We hypothesized that the quantity and quality of scholarly activity would improve with a clearer guideline, including a point system for eligible scholarly activities.

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Background: Mycosis fungoides (MF) in solid-organ transplant recipients (SOTRs) is rare, with limited data on disease characteristics.

Objective: The aim was to study the characteristics of MF in SOTRs with an emphasis on the immunosuppressive therapy.

Methods: A retrospective cohort of patients diagnosed with MF, who were also SOTRs, were followed at 3 cutaneous lymphoma outpatient clinics, between January 2010 and February 2022.

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Atopic dermatitis (AD) is a chronic inflammatory skin disease affecting up to 20% of children. Methotrexate (MTX) is used off-label as a systemic treatment for AD patients unresponsive to topical therapies, but limited data exist regarding its safety and efficacy in children, especially in those < 4 years old. To further investigate MTX in younger patients, we screened the medical records of three referral centers between 2016 and 2022 and identified 28 infants and toddlers < 4 years old with AD treated with MTX.

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Tuberous sclerosis complex (TSC) is a rare genetic disease with neurocutaneous manifestations, often presenting initially to the dermatology clinic. We report a cohort of neonates who presented with a novel finding of white epidermal nevus and were eventually diagnosed with TSC. White epidermal nevus may be yet another dermatological finding that may aid in the early diagnosis of TSC.

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Article Synopsis
  • - Patients with primary immunodeficiency disorders (PIDs) often experience unique and severe skin infections due to their compromised immune systems, highlighting the challenges in diagnosis and treatment
  • - A study reviewed cases of eight children with PIDs who presented with atypical skin infections, noting their average diagnosis age and types of infections, which included serious cases like ulcerative-hemorrhagic varicella-zoster virus and resistant scabies
  • - The findings emphasize the importance of recognizing unusual infectious skin manifestations in PID patients, which can lead to critical treatment interventions and improved outcomes
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Melanoma, the deadliest cutaneous tumor, initiates within the epidermis; during progression, cells invade into the dermis and become metastatic through the lymphatic and blood system. Before melanoma cell invasion into the dermis, an increased density of dermal lymphatic vessels is observed, generated by a mechanism which is not fully understood. In this study, we show that, while at the primary epidermal stage (in situ), melanoma cells secrete extracellular vesicles termed melanosomes, which are uptaken by dermal lymphatic cells, leading to transcriptional and phenotypic pro-lymphangiogenic changes.

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Background: Capillary lymphatic venous malformations (CLVM) and associated syndromes, including Klippel-Trenaunay syndrome (KTS) and congenital lipomatous overgrowth, vascular malformation, epidermal nevi, skeletal, and spinal syndrome (CLOVES), are underrecognized disorders associated with high morbidity from chronic pain, recurrent infections, bleeding, and clotting complications. The rarity of these disorders and heterogeneity of clinical presentations make large-scale randomized clinical drug trials challenging. Identification of PIK3CA (phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha [gene]) mutations in CLVM has made targeted medications, such as sirolimus, attractive treatment options.

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