MedPath

Safety and efficacy of imatinib therapy administered in patients with Pulmonary Tumor Thrombotic Microangiopathy (PTTM) : A prospective study

Phase 1
Recruiting
Conditions
Patients with malignancy, suspected of Pulmonary Tumor Thrombotic Microangiopathy (PTTM)
Registration Number
JPRN-jRCTs031210263
Lead Sponsor
Hatano Masaru
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Recruiting
Sex
All
Target Recruitment
20
Inclusion Criteria

1)Pulmonary hypertension (mean pulmonary artery pressure over 25 mmHg by right heart catheterization or RVSP over 40 mmHg by echocardiography)
2)cancer (diagnosed or suspected)
3)sign of right heart failure
4)hypoxemia
5)age over 20 year-old
6)sex both
7)Written informed consent
8)available as out-patient after discharge

Exclusion Criteria

1)severe liver dysfunction, renal dysfunction or cardiovascular disease (not due to right heart failure)
2)taking Lomitapide within 7 days
3)Total bilirubin > 2.0 x reference value at registration
4)ALT, AST > 4.0 x reference value at registration
5)HBV carrier
6)taking Imatinib due to not PTTM
7)allergy or severe side effect to Imatinib
8)Pregnant, unwilling to practice contraception during the study
9)lactating female
10)participating other clinical trial within 4 months
11)judged to be inappropriate by physician (in/outpatient)

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Over all survival
Secondary Outcome Measures
NameTimeMethod
1)Change in hemodynamics<br>2)change in BNP<br>3)changes in PaO2, SaO2 or SpO2<br>4) changes in PDGF, VEGF, TF, OPN<br>5)Quality of life measured by emPHasis-10<br>6)changes in 6 minites walk distance (if available)<br>7)time to re-admission<br>8) concentration of imatinib (peak, trough)<br>9) association between pathology and treatment reactivity, (positive rate of pulmonary wedge cytopathology)
© Copyright 2025. All Rights Reserved by MedPath