Clinical trial Recruiting at 67 sites Observational Ages 18 and up

BPDCN patients treated with chemotherapy: a look back at real-world use

Official title: Retrospective Study of Patients With Blastic Plasmacytoid Dendritic Cell Neoplasm (BPDCN) Treated With Chemotherapy Agents

Run by Stemline Therapeutics, Inc. · NCT07785180 · Data updated 2026-11-12

This study tests how chemotherapy has performed in adults with BPDCN and compares the results to a prospective registry for ELZONRIS.

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment140 (estimated)
SponsorStemline Therapeutics, Inc.
Industry-sponsored
Drugs / interventionschemotherapy
Locations67 sites (Aarhus and 66 other locations)
StatusRecruiting
StartedOctober 17, 2025
Main results expectedMay 2027
Study endsDecember 2027
Registry record updatedSeptember 15, 2026
Trial IDNCT07785180 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults aged 18 or older with BPDCN who started first-line chemotherapy between May 2016 and the present and who can provide or have a legally authorized representative provide consent where required.

Probably not a fit

Patients who did not receive chemotherapy as first-line therapy or who cannot provide consent may not benefit from the study data.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This is an observational study that collects data on BPDCN patients who received chemotherapy as their first-line treatment since May 2016. It aims to describe safety and effectiveness and to provide comparator data for the ELZONRIS STML-401-0521 registry. Participating centers will review medical records to capture demographics, treatment regimens, responses, and outcomes. The study does not assign treatments and does not intervene beyond data collection. Results will help contextualize how chemotherapy performs in real-world BPDCN care and how it compares to the ELZONRIS registry.

Why it matters

Potential benefit: Findings may help clinicians understand how chemotherapy performs in BPDCN and inform future treatment decisions.

How similar studies have gone: Previous real-world analyses in hematologic cancers have used retrospective data to benchmark targeted therapies against standard regimens; the approach here aligns with that precedent, though BPDCN-specific retrospective data are limited.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Alive, deceased, or unreachable participants (as permitted by local regulation), aged ≥18 years at the start of first-line treatment for BPDCN, and treated with chemotherapy regimens (at a minimum) as first-line treatment for BPDCN from May 2016
* Diagnosed with BPDCN, based on clinical, laboratory, and imaging (where performed per institutional practice) assessments, with a demonstration of a specific immunophenotype (either by immunohistochemistry or flow cytometry), particularly CD4, CD56, and CD123
* Participants (or their legally authorized representatives) who have signed the informed consent and privacy form, where required as per local regulation

Exclusion Criteria:

* Participant has received an investigational agent as first-line therapy for BPDCN
* Participant has received first-line therapy for BPDCN in an interventional clinical trial

Where it's running

  • Aarhus University Hospital
    Aarhus, Denmark
    Recruiting
  • Odense University Hospital
    Odense, Denmark
    Recruiting
  • Centre Hospitalier Universitaire Besancon
    Besançon, France
    Recruiting
  • Hôpital Avicenne
    Bobigny, France
    Recruiting
  • Centre Hospitalier Universitaire de Bordeaux - Hôpital Haut-Lévêque
    Bordeaux, France
    Recruiting
  • Henri Mondor University Hospital
    Créteil, France
    Recruiting
Show 44 more locations
  • Centre Hospitalier Universitaire de Nice
    Nice, France
    Recruiting
  • Saint-Antoine Hospital
    Paris, France
    Recruiting
  • Saint-Louis Hospital
    Paris, France
    Recruiting
  • Centre Hospitalier Universitaire Poitiers
    Poitiers, France
    Recruiting
  • Centre Hospitalier Universitaire de Tours
    Tours, France
    Recruiting
  • Gustave Roussy
    Villejuif, France
    Recruiting
  • Klinikum Bremen-Mitte gGmbH
    Bremen, Germany
    Recruiting
  • Klinikum Chemnitz gGmbH
    Chemnitz, Germany
    Recruiting
  • Uniklinikum Leipzig
    Leipzig, Germany
    Recruiting
  • University Hospital Schleswig Holstein Campus Lübeck
    Lübeck, Germany
    Recruiting
  • Klinikum rechst der Isar, Technische Universität München
    Munich, Germany
    Recruiting
  • Klinikum Oldenburg AöR
    Oldenburg, Germany
    Recruiting
  • Uniklinikum Würzburg
    Würzburg, Germany
    Recruiting
  • Evaggelismos Hospital, Dept. Hematology-Lymphoma and BMT Unit
    Athens, Greece
    Recruiting
  • National and Kapodistrian University of Athens, General Hospital of Athens
    Athens, Greece
    Recruiting
  • University of Patras
    Pátrai, Greece
    Recruiting
  • A.O. SS Antonio e Biagio e Cesare Arrigo
    Alessandria, Italy
    Recruiting
  • Azienda Ospedaliero Universitaria Consorziale Policlinico
    Bari, Italy
    Recruiting
  • IRCCS Azienda Ospedaliero Universitaria di Bologna
    Bologna, Italy
    Recruiting
  • ASST Spedali Civili
    Brescia, Italy
    Recruiting
  • A.O.U. Policlinico Rodolico San Marco
    Catania, Italy
    Recruiting
  • A.O.U. Careggi
    Florence, Italy
    Recruiting
  • ASST Grande Ospedale Metropolitano Niguarda
    Milan, Italy
    Recruiting
  • Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico
    Milan, Italy
    Recruiting
  • IEO Istituto Europeo di Oncologia
    Milan, Italy
    Recruiting
  • Azienda Ospedaliera Universitaria Federico II
    Naples, Italy
    Recruiting
  • A.O.U. Maggiore della Carità
    Novara, Italy
    Recruiting
  • Azienda Ospedale-Università di Padova
    Padova, Italy
    Recruiting
  • A.O.O.R. Villa Sofia- Cervello
    Palermo, Italy
    Recruiting
  • Fondazione IRCCS Policlinico San Matteo
    Pavia, Italy
    Recruiting
  • Presidio Ospedaliero Santo Spitiro
    Pescara, Italy
    Recruiting
  • Ospedale S. Maria delle Croci
    Ravenna, Italy
    Recruiting
  • A.O.U. Sant'Andrea
    Roma, Italy
    Recruiting
  • Fondazione Policlinico Universitario A. Gemelli IRCCS
    Roma, Italy
    Recruiting
  • Policlinico Tor Vergata
    Roma, Italy
    Recruiting
  • A.O.U. San Giovanni di Dio e Ruggi D'Aragona
    Salerno, Italy
    Recruiting
  • A.O.U. Città della Salute e della Scienza
    Torino, Italy
    Recruiting
  • AO Ordine Mauriziano di Torino
    Torino, Italy
    Recruiting
  • ASUFC P.O. Santa Maria della Misericordia
    Udine, Italy
    Recruiting
  • Amsterdam UMC
    Amsterdam, Netherlands
    Recruiting
  • UMC Groningen
    Groningen, Netherlands
    Recruiting
  • Radboud Universitair Medisch Centrum
    Nijmegen, Netherlands
    Recruiting
  • Institute of Hematology and Transfusion Medicine
    Warsaw, Poland
    Recruiting
  • Maria Sklodowska-Curie National Research Institute of Oncology
    Warsaw, Poland
    Recruiting

+17 more sites. See ClinicalTrials.gov for the full list.

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

  • Tagraxofusp in BPDCN: Real-world Registry of Safety and Effectiveness

    This registry follows adults with BPDCN to see how tagraxofusp works in everyday clinical practice and how safe it is over time.

    Recruiting at 41 sites Stemline Therapeutics, Inc. · Innsbruck and 40 other locations · NCT07785154

  • Tagraxofusp and venetoclax in newly diagnosed BPDCN

    This trial tests whether combining tagraxofusp with venetoclax can produce higher complete remissions in adults with newly diagnosed BPDCN.

    Recruiting at 8 sites Phase 2 French Innovative Leukemia Organisation · Amiens and 33 other locations · NCT07007052

  • International registry for Blastic Plasmacytoid Dendritic Cell Neoplasm

    This study is creating a global database for people with Blastic Plasmacytoid Dendritic Cell Neoplasm to gather information on their experiences and treatments to help improve care for this rare cancer.

    Recruiting at 22 sites Immune Oncology Research Institute · Miami, Florida and 21 other locations · NCT05430971

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.