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Open research questions in Lymphatic System and Diseases

98 unresolved questions extracted from the limitations and future-work sections of 253 Lymphatic System and Diseases papers in our library. Each links back to the study that raised it.

What the literature leaves open

  • The difficulty in managing lipedema due to its multifactorial nature and limited understanding of the underlying factors. The challenge of developing effective treatment options for lipedema, given the limited response to conventional diets and physical activity. The need to balance the dietary intervention with the patient's nutritional needs and potential deficiencies.

    Management of lipedema with a biphasic ketogenic/low-carbohydrate diet: a case report · 2026 · DOI

  • The lack of effective treatment options for lipedema. The limited understanding of the genetic, hormonal, metabolic, and vascular factors that influence lipedema. The need for more research on the potential benefits of dietary interventions in managing lipedema.

    Management of lipedema with a biphasic ketogenic/low-carbohydrate diet: a case report · 2026 · DOI

  • Despite its clinical burden, BCRL lacks effective pharmacological therapies and the molecular mechanisms driving disease progression remain poorly understood.

    Single-Cell Profiling Reveals Innate Lymphoid Cells and OX40 Activation in Breast Cancer-Related Lymphedema · 2026 · DOI

  • Globally, hypercholesterolemia affects over 20% of the population; and while many studies have examined its impact on cardiovascular health, little is known about its effects on the lymphatic system.

    Cholesterol-Mediated Modulation of Collecting Lymphatic Vessel Contractility: Exploring Cholesterol Depletion as a Therapeutic Alternative to Improve Lymphatic Function in Hypercholesterolemia · 2026 · DOI

  • Podoplanin (PDPN) is a highly O-glycosylated transmembrane mucin that is aberrantly expressed in various tumors, but its specific function in CRC remains incompletely understood.

    Tn antigen-driven downregulation of podoplanin promotes colorectal cancer invasion · 2026 · DOI

  • Aging is a major risk factor for cardiovascular disease, but the role of the cardiac lymphatic vasculature in this process remains poorly understood.

    Age-associated loss of lymphatic vessels promotes cardiac inflammation · 2026 · DOI

  • However, the specific functions of exosomal miRNAs derived from hypoxic oral squamous cell carcinoma (OSCC) cells are not well defined.

    Hypoxia‐Mediated Downregulation of Exosomal miR‐128‐3p Promotes Lymphangiogenesis via VEGF‐C in Oral Squamous Cell Carcinoma · 2026 · DOI

  • The prognostic significance of lymphatic vessel density (LVD) and lymphatic vessel area (LVA) in OTSCC remains inconclusive.

    Lymphatic Vessel Density or Area Are Not Reliable Prognostic Factors in Oral Cancer · 2026 · DOI

  • Despite its high prevalence, the cellular mechanisms underlying lipedema remain poorly understood.

    The role of extracellular vesicles in the context of (inter‐)cellular communication contributing to adipose tissue dysfunction in lipedema · 2026 · DOI

  • Despite the high prevalence of lipedema, which affects ∼10% of women, and its significant impact on patient quality of life, lipedema is understudied and often misdiagnosed as other disorders (obesity or lymphedema).

    New Frontiers in modeling the lipedema microenvironment in vitro · 2026 · DOI

  • Exercise may improve strength, shoulder function, symptoms, fatigue, confidence and quality of life, although optimal dose and compression use remain uncertain.

    Health-oriented Physical Exercise And Rehabilitation In Breast Cancer-related Lymphedema: Safety, Functional Outcomes And Quality Of Life - A Narrative Review · 2026 · DOI

  • Lymphatic vessels are essential for interstitial clearance and immune cell trafficking, yet their roles in fibrotic persistence remain unclear.

    Lymphatic Endothelial Senescence Is Associated with Drainage Failure Despite Vessel Expansion in Pulmonary Fibrosis · 2026 · DOI

  • However, the effect of tumor-induced lymphangiogenesis on CD8+ T cell infiltration and its role in the formation of the tumor immune microenvironment remain unclear.

    Tumor Cells‐Derived FGF ‐2 Promotes Lymphangiogenesis as a Prognostic Marker in OSCC · 2025 · DOI

  • INTRODUCTION: Lipedema is a chronic condition involving abnormal fat deposition in the lower limbs, often underdiagnosed, and poorly understood.

    Clinical characteristics, comorbidities, and correlation with advanced lipedema stages: A retrospective study from a Swiss referral centre · 2025 · DOI

  • Despite increasing recognition, the pathophysiological mechanisms underlying adipose tissue dysfunction in lipedema remain incompletely understood.

    Lipedema and adipose tissue: current understanding, controversies, and future directions · 2025 · DOI

  • Future research should focus on elucidating the molecular mechanisms driving adipose tissue dysfunction and developing precision medicine approaches.

    Lipedema and adipose tissue: current understanding, controversies, and future directions · 2025 · DOI

  • However, its specific roles on lymphatic endothelial cells (LECs) remains poorly characterized, particularly in the context of tumorigenesis where progressive matrix stiffening is a hallmark of the tumor microenvironments (TME).

    Extracellular matrix stiffness regulates the proliferation and migration capacities of lymphatic endothelial cells via FAT1 · 2025 · DOI

  • BACKGROUND: The molecular mechanisms underlying lymph node metastasis (LNM) in gastric cancer (GC) remain poorly understood.

    HOXA9 drives lymphatic metastasis by activating the c-MYC-glycolysis-lactate axis in gastric cancer · 2025 · DOI

  • Although exercise is associated with improved outcomes after breast cancer treatment, data are limited on the association of intense physical activity, including strength training, with lymphedema.

    Resistance Training and Lymphedema in Breast Cancer Survivors · 2025 · DOI

  • Future prospective analysis is warranted to clarify the role of GLP-1RAs in reducing lymphedema risk.

    Glucagon-like peptide-1 receptor agonists (GLP-1 RAs) may reduce the risk of developing cancer-related lymphedema following axillary lymph node dissection (ALND) · 2024 · DOI

  • The pathological alterations in these networks are closely linked to inflammatory joint diseases, emphasizing the need for further research into their co-regulatory mechanisms.

    The role of vascular and lymphatic networks in bone and joint homeostasis and pathology · 2024 · DOI

  • It remains unknown if a low-carbohydrate diet (LCD) influences SAT in females with lipedema.

    The effect of a low-carbohydrate diet on subcutaneous adipose tissue in females with lipedema · 2024 · DOI

  • However, much remains unclear of the discreet ways the lymphatic vasculature interacts with CKM pathogenesis, and translation of these therapeutic targets to clinical development is challenging.

    Targeting lymphatic function in cardiovascular-kidney-metabolic syndrome: preclinical methods to analyze lymphatic function and therapeutic opportunities · 2024 · DOI

  • Yet, compared to the blood vascular system, little is known about the molecular regulation that controls lymphatic tube formation in a synthetic matrix.

    Multi-parameter tunable synthetic matrix for engineering lymphatic vessels · 2024 · DOI

  • It has been translated into several languages, but a German version is currently lacking.

    Translation, Cross-Cultural Adaptation and Validation of the Lymphedema Quality of Life Questionnaire (LYMQOL) in German-Speaking Patients with Lymphedema of the Lower Limbs · 2024 · DOI

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98 open questions have been extracted from the limitations and future-work passages of 253 Lymphatic System and Diseases papers in our library. Each one below links back to the study that raised it, so you can read the original claim in context.

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