Sezary Syndrome
Recent clinical, regulatory, research and industry developments relating to this disease.
Approval: Poteligeo (EMA)
What's happening now
An analyst briefing on current research, clinical, regulatory and industry activity surrounding this disease.
- 6 clinical trials expected to report results, the earliest in Q4 2026.
- Q4 2026A Phase I Study With an Expansion Cohort of Duvelisib and Nivolumab in Mycosis Fungoides (MF) and Sézary Syndrome (SS)
- Q4 2026A Phase II Study of Pembrolizumab and Mogamulizumab in Advanced-stage, Relapsed/Refractory Cutaneous T-cell Lymphomas
- Q3 2027A Phase II Study of Talimogene Laherparepvec Followed by Talimogene Laherparepvec + Nivolumab in Refractory T Cell and NK Cell Lymphomas, Cutaneous Squamous Cell Carcinoma, Merkel Cell Carcinoma, and Other Rare Skin Tumors
- Q3 2027Optimizing Dosing of Brentuximab Vedotin for Mycosis Fungoides, Sezary Syndrome, and Lymphomatoid Papulosis
- Q3 2027Pembrolizumab in Combination With Gemcitabine for Previously Treated Mycosis Fungoides and Sézary Syndrome: Efficacy and Characterization of Immune Response
Clinical MilestonesViewHide
- 2026-06-23A Phase I Study With an Expansion Cohort of Duvelisib and Nivolumab in Mycosis Fungoides (MF) and Sézary Syndrome (SS)Results expected Q4 2026
- 2026-06-12Pembrolizumab in Combination With Gemcitabine for Previously Treated Mycosis Fungoides and Sézary Syndrome: Efficacy and Characterization of Immune ResponseResults expected Q3 2027
- 2026-05-13A Phase II Study of Talimogene Laherparepvec Followed by Talimogene Laherparepvec + Nivolumab in Refractory T Cell and NK Cell Lymphomas, Cutaneous Squamous Cell Carcinoma, Merkel Cell Carcinoma, and Other Rare Skin TumorsResults expected Q3 2027
- 2026-05-05A Phase II Study of Pembrolizumab and Mogamulizumab in Advanced-stage, Relapsed/Refractory Cutaneous T-cell LymphomasResults expected Q4 2026
- 2026-04-03Optimizing Dosing of Brentuximab Vedotin for Mycosis Fungoides, Sezary Syndrome, and Lymphomatoid PapulosisResults expected Q3 2027
- 2026-06-23ClinicalA Phase I Study With an Expansion Cohort of Duvelisib and Nivolumab in Mycosis Fungoides (MF) and Sézary Syndrome (SS)Results expected Q4 2026
- 2026-06-12ClinicalPembrolizumab in Combination With Gemcitabine for Previously Treated Mycosis Fungoides and Sézary Syndrome: Efficacy and Characterization of Immune ResponseResults expected Q3 2027
- 2026-06-01ClinicalA Prospective, Multicenter, Single-Arm Cohort Study of Photopheresis in the Treatment of Erythrodermic MF and SSWithdrawn
- 2026-05-13ClinicalA Phase II Study of Talimogene Laherparepvec Followed by Talimogene Laherparepvec + Nivolumab in Refractory T Cell and NK Cell Lymphomas, Cutaneous Squamous Cell Carcinoma, Merkel Cell Carcinoma, and Other Rare Skin TumorsResults expected Q3 2027
- 2026-05-05ClinicalA Phase II Study of Pembrolizumab and Mogamulizumab in Advanced-stage, Relapsed/Refractory Cutaneous T-cell LymphomasResults expected Q4 2026
- 2026-04-03ClinicalOptimizing Dosing of Brentuximab Vedotin for Mycosis Fungoides, Sezary Syndrome, and Lymphomatoid PapulosisResults expected Q3 2027
- 2025-10-14ClinicalA Phase II Study of Combination Extracorporeal Photopheresis (ECP) and Mogamulizumab in Erythrodermic CTCLResults expected Q2 2028
Clinical trials
The current development programme across all trial phases.
Research activity
Key research shaping understanding of this disease, combining the latest publications with the most influential evidence.
Major themes4
- Lymphoma, T-Cell, Cutaneous1
- Mycosis Fungoides1
- Sezary Syndrome1
- Skin Neoplasms1
Leading journals1
- Cells1
Leading researchers6
- Agostinelli C1
- Guglielmo A1
- Motta G1
- Pileri A1
- Sabattini E1
- Zengarini C1
Affiliations (unnormalised)3
- Institute of Dermatology1
- IRCCS Azienda Ospedaliero-Universitaria di Bologna1
- University of Bologna1
Associated genes
Genes associated with this disease in the canonical knowledge graph (Open Targets evidence). Number shows the association score.
Reference
Authoritative identity, definition & identifiers.
A form of cutaneous T-cell lymphoma manifested by generalized exfoliative ERYTHRODERMA; PRURITUS; peripheral lymphadenopathy, and abnormal hyperchromatic mononuclear (cerebriform) cells in the skin, LYMPH NODES, and peripheral blood (Sezary cells).
- Disease identity & definition — NLM Medical Subject Headings (MeSH), public domain
- Clinical trials — ClinicalTrials.gov (U.S. National Library of Medicine)
- Research activity — Europe PMC (EMBL-EBI) + OpenAlex-derived paper links
- Related entities are derived from literature co-mention (studied together) — associative, not causal.