Skip to content

A predictive study on delayed clearance of high-dose methotrexate in the treatment of hematological malignancies: A retrospective cohort study

A predictive study on delayed clearance of high-dose methotrexate in the treatment of hematological malignancies: A retrospective cohort study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600120843
Enrollment
Unknown
Registered
2026-03-20
Start date
2025-11-03
Completion date
Unknown
Last updated
2026-03-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hematological Malignancies

Interventions

Observation Group for Treatment of Hematological Malignant Tumors:None

Sponsors

Zhejiang Cancer Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Patients diagnosed with hematological malignancies through histopathological or cytological examination; 2. Undergoing chemotherapy with a regimen containing high-dose methotrexate (single dose >= 1 g/m^2); 3. Age >= 18 years old; 4. Completed 24-hour, 48-hour and 72-hour methotrexate blood concentration tests; 5. Able to obtain detailed information on methotrexate treatment, including dosage, infusion time, blood concentration, hydration and alkalization status, and folic acid calcium rescue plan.

Exclusion criteria

Exclusion criteria: 1. Patients who have interrupted methotrexate chemotherapy; 2. Patients with severe renal dysfunction (eGFR < 30 mL/min/1.73m^2) before methotrexate administration or those requiring renal replacement therapy, as well as patients with other severe organ dysfunction such as severe liver failure (Child-Pugh C grade) or severe cardiac dysfunction (NYHA IV grade); 3. Patients with other blood diseases; 4. Patients with severely incomplete clinical data.

Design outcomes

Primary

MeasureTime frame
Delayed clearance of methotrexate;

Countries

China

Contacts

Public ContactMengfei Dai

Zhejiang Provincial Cancer Hospital

daimf@zjcc.org.cn+86 571 8812 2438

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Apr 3, 2026