8,189 results match your criteria Lymphoma Cutaneous T-Cell

Diagnostic Value of Genotypic Analysis in Primary Cutaneous Lymphomas using Standardized BIOMED-2 Polymerase Chain Reaction Protocols: Experience in Daily Clinical Practice.

Acta Derm Venereol 2021 May 6. Epub 2021 May 6.

Department of Dermatology, Hospital del Mar, Universitat Autònoma de Barcelona, pg. Marítim 25-29, ES-08003 Barcelona, Catalonia, Spain. E-mail:

BIOMED-2 Concerted Action BMH4-CT98-3936 (BIOMED-2) PCR protocols are an important diagnostic tool in the evaluation of cutaneous lymphomas. The aim of this study was to assess the diagnostic value of the genotyping results obtained by these techniques in daily clinical practice. A total of 360 paraffin-embedded skin samples were retrospectively reviewed from 114 cutaneous T-cell lymphomas and 35 cutaneous B-cell lym-phomas. Read More

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A case report of aggressive course of CD30+ primary cutaneous anaplastic large cell lymphoma.

Medicine (Baltimore) 2021 May;100(18):e25770

Department of Radiation Oncology, General Hospital of Central Treater Command of PLA, Hongshan District, Wuhan, China.

Introduction: CD30+ primary cutaneous anaplastic large cell lymphoma (PC-ALCL) is a rare T-cell neoplasm, and has been reported to present with an indolent behavior. The PC-ALCL with aggressive behavior has not been reported in the literature.

Patient Concerns: We treated a patient with PC-ALCL that exhibited indolent behavior in the past 2 years and aggressive behavior within the last 3 months before presentation. Read More

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Article Topic/Title: Primary cutaneous T-cell lymphomas other than Mycosis Fungoides and Sezary Syndrome. Part II: Prognosis and Management.

J Am Acad Dermatol 2021 May 1. Epub 2021 May 1.

Memorial Sloan Kettering Cancer Center, New York, NY. Electronic address:

Primary cutaneous T-cell lymphomas (CTCLs) other than Mycosis Fungoides (MF) and Sézary syndrome (SS) encompass a heterogenous group of non-Hodgkin lymphomas with variable clinical course, prognoses, and management. With morphologic and histologic overlap among the CTCL subtypes and other T-cell lymphomas with cutaneous manifestations, thorough evaluation with clinicopathologic correlation and exclusion of systemic involvement are essential prior to initiating therapy. Staging and treatment recommendations vary depending on the subtype, clinical behavior, and treatment response. Read More

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Diagnostic performance of high throughput sequencing of the T-cell receptor beta gene for the diagnosis of cutaneous T-cell lymphoma.

Br J Dermatol 2021 May 3. Epub 2021 May 3.

Dermatology Department, APHP, Saint Louis Hospital, Paris, France.

The early diagnosis of cutaneous T-cell lymphomas (CTCL) may be challenging and based on a combination of clinical, biological, histological, and molecular criteria (1). Read More

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Normal and cancer fibroblasts differentially regulate TWIST1, TOX and cytokine gene expression in cutaneous T-cell lymphoma.

BMC Cancer 2021 May 3;21(1):492. Epub 2021 May 3.

Department of Dermatology, University of Arkansas for Medical Sciences, 4301 West Markham St, #576, Little Rock, AR, 72205, USA.

Background: Mycosis fungoides (MF) is a primary cutaneous T-cell lymphoma (CTCL) that transforms from mature, skin-homing T cells and progresses during the early stages in the skin. The role of the skin microenvironment in MF development is unclear, but recent findings in a variety of cancers have highlighted the role of stromal fibroblasts in promoting or inhibiting tumorigenesis. Stromal fibroblasts are an important part of the cutaneous tumor microenvironment (TME) in MF. Read More

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Primary cutaneous T-cell lymphomas other than Mycosis Fungoides and Sezary Syndrome - Part I: Clinical and histologic features and diagnosis.

J Am Acad Dermatol 2021 Apr 30. Epub 2021 Apr 30.

Memorial Sloan Kettering Cancer Center, New York, NY. Electronic address:

Primary cutaneous T-cell lymphomas (CTCLs) are defined as lymphomas with a T-cell phenotype that present in the skin without evidence of systemic or extracutaneous disease at initial presentation. CTCLs other than Mycosis Fungoides (MF) and Sézary syndrome (SS) account for approximately one-third of CTCLs and encompass a heterogenous group of non-Hodgkin lymphomas ranging from indolent lymphoproliferative disorders to aggressive malignancies with a poor prognosis. The spectrum of CTCLs continues to broaden as new provisional entities are classified. Read More

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A Rare Case of Cutaneous T-Cell Lymphoma Accompanied by Acute Monoblastic Leukemia and Diffuse Large B-Cell Lymphoma.

Ann Dermatol 2021 Apr 8;33(2):178-181. Epub 2021 Mar 8.

Department of Dermatology, Hallym University Sacred Heart Hospital, Anyang, Korea.

A 70-year-old female was referred for brown-to-gray colored papules and nodules on her lower legs. She had been diagnosed with diffuse large B-cell lymphoma (DLBCL) in her stomach, and myelodysplastic syndrome (MDS) by bone marrow biopsy. Three years after complete remission of DLBCL, she experienced DLBCL recurrence in her small bowel and was hospitalized. Read More

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Chlormethine Gel in Combination with Other Therapies in the Treatment of Patients with Mycosis Fungoides Cutaneous T Cell Lymphoma: Three Case Reports.

Adv Ther 2021 Apr 30. Epub 2021 Apr 30.

2nd Department of Dermatology and Venereology, National and Kapodistrian University of Athens, "Attikon" University General Hospital, Athens, Greece.

Introduction: Chlormethine gel is a skin-directed therapy recommended for patients with early-stage mycosis fungoides (MF) cutaneous T cell lymphoma.

Methods: Herein, we present three cases of patients with stage IB-IIB MF who were treated with chlormethine gel and concomitant therapies.

Results: All patients responded well to treatment with chlormethine gel; complete responses were observed with improvements in Modified Severity-Weighted Assessment Tool scores and severity of lesions; one patient reported an improvement in quality of life. Read More

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[Impact of algorithms proposed by the Cutaneous Lymphoma French Study Group for diagnosis of cutaneous lymphoproliferations].

Ann Pathol 2021 Apr 26. Epub 2021 Apr 26.

Service de pathologie, hôpital Haut-Lévêque, CHU de Bordeaux, avenue Magellan, 33600 Pessac, France; Inserm U1053 BaRITOn équipe 3 Oncogenèse des lymphomes cutanés, université de Bordeaux, Bordeaux, France.

After a first diagnosis proposition, management of cutaneous lymphomas requires a systematic review by an expert pathologist and each case is presented to a multidisciplinary meeting in the setting of the French Study Group of Cutaneous Lymphomas to propose an adequate treatment. A retrospective study of the 2760 cutaneous lymphoproliferations retrieved between 2010 and 2011 were analyzed and demonstrated the interest of diagnostic algorithms we built with the group. The objective of our study was to compare two cohorts from 2010-2011 and 2015-2017 regarding the proportion of cases sent for validation or expertise, the concordance and mismatch rates and potential diagnostic issues using our diagnostic algorithms. Read More

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Targeting Cutaneous T-Cell Lymphoma Cells by Ingenol Mebutate (PEP005) Correlates with PKCδ Activation, ROS Induction as Well as Downregulation of XIAP and c-FLIP.

Cells 2021 Apr 23;10(5). Epub 2021 Apr 23.

Apoptosis Regulation in Skin Cancer, Skin Cancer Center Charité, Department of Dermatology Venerology und Allergology, Charité-Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, 10117 Berlin, Germany.

New therapeutic strategies are needed for cutaneous T-cell lymphoma (CTCL), and the plant extract ingenol mebutate (PEP005) may be considered. PEP005 has been approved for actinic keratosis, and proapoptotic activities were described in different cancer cells. Here, we aimed to investigate its efficacy in four CTCL cell lines and its mode of action. Read More

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Extracorporeal photopheresis and its role in heart transplant rejection: prophylaxis and treatment.

Clin Transplant 2021 Apr 29:e14333. Epub 2021 Apr 29.

Division of Cardiology, Columbia University.

Heart transplantation is the gold standard therapeutic option for select patients with end-stage heart failure. Unfortunately, successful long-term outcomes of heart transplantation can be hindered by immune-mediated rejection of the cardiac allograft, specifically acute cellular rejection, antibody-mediated rejection, and cardiac allograft vasculopathy. Extracorporeal photopheresis is a cellular immunotherapy that involves the collection and treatment of white blood cells contained in the buffy coat with a photoactive psoralen compound, 8-methoxy psoralen, and subsequent irradiation with ultraviolet A light. Read More

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Erythroderma: psoriasis or lymphoma? A diagnostic challenge and therapeutic pitfall.

Ital J Dermatol Venerol 2021 Apr 29. Epub 2021 Apr 29.

Division of Dermatology, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy.

Background: Psoriasis and lymphoma risk is widely debated, but few is known about misdiagnosis risk between erythrodermic psoriasis and lymphoma . In fact erythroderma might represent a clinical presentation of psoriasis, cutaneous T cell lymphomas and skin dissemination of systemic lymphomas.

Methods: All patients referred to psoriasis outpatient service with a diagnosis of erythrodermic psoriasis were re-examined. Read More

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A Retrospective Clinicopathologic Study of Korean Patients with Cutaneous Peripheral T-Cell Lymphoma Not Otherwise Specified at a Single Tertiary Center.

Ann Dermatol 2020 Aug 30;32(4):337-342. Epub 2020 Jun 30.

Department of Dermatology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.

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Rebound and overshoot of donor-specific antibodies to human leukocyte antigens (HLA) during desensitization with plasma exchanges in hematopoietic progenitor cell transplantation: A case report.

Transfusion 2021 Apr 26. Epub 2021 Apr 26.

Department of Transfusion Medicine, NIH Clinical Center, National Cancer Institute, National Institutes of Health, Bethesda, Maryland, USA.

Background: Donor-specific antibodies (DSA) to HLA have been associated with graft loss in hematopoietic progenitor cell (HPC) transplantation. Limited data associate therapeutic plasma exchange (TPE) with desensitization and successful engraftment. We report an attempt of desensitization and observed overshooting of DSA during transplantation. Read More

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Necrotic papulonodules on the legs.

JAAD Case Rep 2021 May 13;11:10-12. Epub 2021 Mar 13.

Department of Dermatology, Yale School of Medicine, New Haven, Connecticut.

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Novel therapeutic approaches for Cutaneous T cell lymphomas.

Expert Rev Clin Immunol 2021 Apr 23. Epub 2021 Apr 23.

2nd Department of Dermatology and Venereal Diseases, Attikon General University Hospital, Medical School, National and Kapodistrian University of Athens, Athens, Greece.

Introduction: Cutaneous T-cell lymphoma (CTCL) is a rare non-Hodgkin's lymphoma, characterized by malignant T cells infiltrating the skin. CTCL exhibits vast heterogeneity which complicates diagnosis and therapeutic strategies. Current CTCL treatment includes skin-directed therapies (such as topical corticosteroid, topical mechlorethamine, topical bexarotene, ultraviolet phototherapy and localized radiotherapy), total skin electron beam therapy and systemic therapies. Read More

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Clinical Characterization of Mogamulizumab-Associated Rash During Treatment of Mycosis Fungoides or Sézary Syndrome.

JAMA Dermatol 2021 Apr 21. Epub 2021 Apr 21.

Department of Dermatology, Stanford University School of Medicine, Palo Alto, California.

Importance: Mogamulizumab is a monoclonal antibody against CCR4 approved for treatment for mycosis fungoides (MF) and Sézary syndrome (SS). Mogamulizumab-associated rash (MAR) is difficult to differentiate from cutaneous MF or SS, which can lead to unnecessary discontinuation of drug use because of concern for severe drug reaction or incorrect presumption of disease relapse or progression in the skin.

Objective: To examine the most common clinical presentations of MAR in patients with MF or SS and the diagnostic and management challenges. Read More

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Phototherapy as a treatment of early-stage mycosis fungoides and predictive factors for disease recurrence: A 17-year retrospective study.

Indian J Dermatol Venereol Leprol 2021 Apr 12:1-7. Epub 2021 Apr 12.

Division of Dermatology, Department of Medicine, Faculty of Medicine, Ramathibodi Hospital, Mahidol University, Bangkok, Thailand.

Background: Mycosis fungoides is the most common form of cutaneous T-cell lymphoma. Narrowband ultraviolet B and psoralen and ultraviolet A are effective treatment options, but studies of their treatment efficacy and disease relapse remain limited.

Objectives: This study aimed (1) to determine the efficacy of narrowband ultraviolet B and psoralen and ultraviolet A as a treatment for early-stage mycosis fungoides and explore the predictive factors for complete remission and (2) to determine the relapse rate and analyze their predictive factors, including the utility of maintenance therapy. Read More

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Staphylococcus aureus Induces Signal Transducer and Activator of Transcription 5‒Dependent miR-155 Expression in Cutaneous T-Cell Lymphoma.

J Invest Dermatol 2021 Apr 20. Epub 2021 Apr 20.

LEO Foundation Skin Immunology Research Center, Department of Immunology and Microbiology, University of Copenhagen, Copenhagen, Denmark. Electronic address:

Staphylococcal enterotoxins are believed to fuel disease activity in cutaneous T-cell lymphoma. Recent data support this by showing that antibiotics inhibit malignant T cells in skin lesions in mycosis fungoides and Sézary syndrome, the most common forms of cutaneous T-cell lymphoma. Yet, it remains incompletely characterized how staphylococcal enterotoxins fuel disease activity. Read More

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Primary cutaneous T-cell lymphomas in childhood and adolescence.

J Dtsch Dermatol Ges 2021 04;19(4):563-581

Department of Dermatology and Allergology, Paracelsus Medical University Salzburg, Salzburg, Austria.

Primary cutaneous lymphomas are extranodal non-Hodgkin lymphomas of T- or B- cell origin, that predominantly affect older patients but have been reported in all age groups and as early as in the first years of life. Diagnosis of cutaneous lymphomas is challenging and requires high clinical suspicion and close collaboration between dermatologists, pediatric oncologists and pathologists. Skin involvement of non-Hodgkin lymphomas in children or adolescents can either be primary cutaneous or secondary due to an underlying nodal lymphoma. Read More

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Ganglioside GD3 May Suppress the Functional Activities of Benign Skin T Cells in Cutaneous T-Cell Lymphoma.

Front Immunol 2021 30;12:651048. Epub 2021 Mar 30.

Department of Dermatology, Course of Integrated Medicine, Graduate School of Medicine, Osaka University, Osaka, Japan.

In cutaneous T-cell lymphoma (CTCL), which arises from skin-tropic memory T cells, malignant T cells and benign T cells are confined in the same skin lesions. It is thus difficult to evaluate the phenotypic characteristics and functional activities of benign T cells in CTCL. Disialoganglioside with three glycosyl groups (GD3) is increasingly expressed on the surface of solid malignant tumor cells and takes part in tumor progression and suppression of tumor immunity. Read More

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Immunophenotypic switch in cutaneous T-cell lymphoma: A series of three cases and review of the literature.

J Cutan Pathol 2021 Apr 15. Epub 2021 Apr 15.

Department of Pathology, University of Michigan, Ann Arbor, Michigan, USA.

Primary cutaneous T-cell lymphoma (CTCL) comprises a heterogeneous group of neoplasms with variable clinical behavior. Immunophenotypic switch (IS) is a phenomenon that occurs during lymphoma progression and is defined by an alteration in the immunophenotypic expression of a tumor with retention of its genotypic signature. This has been well-recognized in hematopoietic neoplasms; however, it has been rarely reported in CTCL and its clinical implications are not well understood. Read More

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Critical concepts and management recommendations for cutaneous T-cell lymphoma: A consensus-based position paper from the Italian Group of Cutaneous Lymphoma.

Hematol Oncol 2020 Dec 13. Epub 2020 Dec 13.

Dermatology Department, University of Firenze, Firenze, Italy.

In this paper, we present a review of critical concepts, and produce recommendations on management issues in cutaneous T-cell lymphomas (CTCLs) of adults. A panel of nine experts was selected for their expertise in research and clinical practice of CTCLs. During an initial meeting, the areas of major concern in the management of CTCLs were selected by generating and rank-ordering clinical key questions using the criterion of clinical relevance, through group discussion. Read More

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December 2020

Antibiotics and Imiquimod for CTCL in Veterans: A Patient Population with Agent Orange Exposure.

Oncologist 2021 Apr 14. Epub 2021 Apr 14.

Department of Dermatology, Columbia University Medical Center, New York, NY.

Lessons Learned: Staphylococcus aureus infection in CTCL is thought to contribute to disease progression; thus, adjunctive treatment with antibiotics warrants further investigation. This trial of antibiotic therapy followed by imiquimod in early stage CTCL was not completed due to difficulties with patient accrual.

Background: Cutaneous T-cell lymphoma (CTCL), a form of Non-Hodgkin lymphoma, is a heterogeneous group of malignancies of mature memory T lymphocytes. Read More

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An Bras Dermatol 2021 Apr 2. Epub 2021 Apr 2.

Department of Dermatology, Hospital Universitário Pedro Ernesto, Universidade do Estado do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.

Of all the therapeutic options available in Dermatology, few of them have the history, effectiveness, and safety of phototherapy. Heliotherapy, NB-UVB, PUVA, and UVA1 are currently the most common types of phototherapy used. Although psoriasis is the most frequent indication, it is used for atopic dermatitis, vitiligo, cutaneous T-cell lymphoma, and cutaneous sclerosis, among others. Read More

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Chidamide induces long-term remission in rare subcutaneous panniculitis-like T-cell lymphoma: An unusual case report and literature review.

Int J Immunopathol Pharmacol 2021 Jan-Dec;35:20587384211009342

Department of Central Laboratory, The First Hospital of Lanzhou University, Lanzhou, China.

Subcutaneous panniculitis-like T-cell lymphoma (SPTCL) is a rare primary cutaneous lymphoma composed of CD8 cytotoxic T-cell that is primarily localized in the subcutaneous tissue. No standard treatments are currently available for SPTCL due to its rarity. Chemotherapy, radiotherapy, immunosuppressive agents, and hematopoietic stem cell transplantation (HSCT) have been used frequently, however, the effects of these treatment approaches remain controversial. Read More

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Mycosis Fungoides: Uncommon Presentation.

Int J Appl Basic Med Res 2021 Jan-Mar;11(1):53-55. Epub 2021 Jan 26.

Centre of Excellence in Nursing Education and Research, AIIMS, Rishikesh, Uttarakhand, India.

Mycoses fungoides is a common cutaneous T cell lymphoma. Tumor and ulcerative stages are advanced lymphoma. We report a case of mycosis fungoides that presented with ulcerated plaques and nodules over the body and infraorbital region, he was being treated as leprosy without improvement of the lesions. Read More

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January 2021

Cell signaling in cutaneous T-cell lymphoma microenvironment: promising targets for molecular-specific treatment.

Int J Dermatol 2021 Apr 9. Epub 2021 Apr 9.

Instituto de Biología, Universidad de Antioquia, Medellin, Colombia.

Cutaneous T-cell lymphomas (CTCL) result from the infiltration and proliferation of a population of T cells in the skin, inducing changes in the activity of both T cells and surrounding skin cells. In the CTCL microenvironment, cell interactions mediated by cell signaling pathways are altered. Defining changes in cell signaling enables to understand T-cell deregulations in the CTCL microenvironment and thus the progression of the disease. Read More

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Cutaneous T-cell lymphoma as a unique presenting malignancy in X-linked magnesium defect with EBV infection and neoplasia (XMEN) disease.

Clin Immunol 2021 May 6;226:108722. Epub 2021 Apr 6.

Center for Cancer and Blood Disorders, Phoenix Children's Hospital, Phoenix, AZ, United States of America; Mayo Clinic College of Medicine and Science, Scottsdale, AZ, United States of America.

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