Talha Badar: A 2026 Treatment Algorithm for Ph+ ALL
Talha Badar/X

Talha Badar: A 2026 Treatment Algorithm for Ph+ ALL

Talha Badar, Associate Professor of Medicine at Mayo Clinic College of Medicine and Science, Hematology/Oncology Specialist at Mayo Clinic, shared a post on X:

“Weekend review in the midst of FIFA26 World Cup fever

While the world is debating FIFA rules, referee bias, and game-changing decisions, another frontline playbook has been evolving in Ph+ ALL: potent TKI + early blinatumomab + MRD-guided transplant decisions.

Talha Badar: A 2026 Treatment Algorithm for Ph+ ALL

D-ALBA established proof-of-concept for chemo-free therapy with dasatinib – blinatumomab.

Final analysis:

  • 53-mo DFS: 75.8%
  • 53-mo OS: 80.7%
  • 53-mo EFS: 74.6%
  • No events among early molecular responders.

Ref: Foà et al, JCO 2023.

Ponatinib + blinatumomab builds on this with a more potent TKI and T315I coverage.

Phase II data:

  • CMR in newly diagnosed evaluable pts: 87%

At median follow-up of 29 months, 3-year EFS was 78% and 3-year OS was 88%; 13% relapsed, median time to relapse 18 months. Relapses were predominantly extramedullary (CNS n=5, peritoneum/nodes n=1), and CD19 expression remained high at relapse in all cases.

Ref: Jabbour et al, Lancet Haematol 2023. Short et al Journal of Hematol Onc 2025.

Randomized phase III data support choosing potent TKI early.

PhALLCON: ponatinib vs imatinib + reduced-intensity chemotherapy

  • MRD-negative CR: 34.4% vs 16.7% P = .002
  • EFS: NR vs 29 mo, HR 0.65
  • PFS: 20.0 vs 7.9 mo, HR 0.58.

Ref: Jabbour et al, JAMA 2024.

GIMEMA ALL2820 further supports chemo-sparing therapy.

Ponatinib + blinatumomab vs imatinib + chemotherapy:

  • CHR day 70: 94.3% vs 79.4%
  • Molecular response: 70.9% vs 48.7%
  • EFS/OS: 90%/94% vs 74%/77%.

Ref: GIMEMA ALL2820, ASH 2025.

MRD kinetics now drive the transplant discussion.

COMMAND real-world data:

  • 63.7% achieved CMR at 3 months
  • In CMR patients, allo-HCT improved RFS: 123.1 vs 30.3 mo
  • OS was not significantly different: 129.2 vs 149.3 mo, p = 0.07.

Ref: Mohty/Badar et al, Leuk Lymphoma 2026.

Practical 2026 algorithm for Ph+ ALL
  • Use ponatinib-based therapy when vascular risk is acceptable
  • Use dasatinib-based chemo-free therapy when ponatinib is not ideal
  • Add blinatumomab early
  • Let CMR/MRD kinetics determine allo-HCT need
  • Reserve chemo for high burden, unstable disease, or access limitations.

Talha Badar: A 2026 Treatment Algorithm for Ph+ ALL

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