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MR-Guided Adaptive Stereotactic Body Radiotherapy (SBRT) of Primary Tumor for Pain Control in Metastatic Pancreatic Ductal Adenocarcinoma (mPDAC) – a Randomized, Controlled Clinical Study

Phase 2
Conditions
C25
Malignant neoplasm of pancreas
Registration Number
DRKS00025801
Lead Sponsor
MU Klinikum
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Recruiting stopped after recruiting started
Sex
All
Target Recruitment
10
Inclusion Criteria

Male and female patients with histologically proven,
metastatic pancreatic adenocarcinoma of the pancreatic head
or body amenable for MR-guided adaptive SBRT with at least
stable disease after 8 weeks of standard of care doublet
chemotherapy
? age >18 years
? Eastern Cooperative Oncology Group (ECOG) Performance
Status 0, 1 or 2.
? Ability to follow study instructions and likely to attend and
complete all required visits
Written informed consent of the subject

Exclusion Criteria

Subjects not able to give consent
? Subjects without legal capacity who are unable to understand the
nature, scope, significance and consequences of this clinical
study
? Simultaneous participation in another clinical study or
participation in any clinical trial involving an investigational
medicinal product or treatment within 30 days prior to beginning
of this study
? Subjects with a physical or psychiatric condition which at the
investigator’s discretion may put the subject at risk, may confound
the study results, or may interfere with the subject’s participation
in this study
Women of child bearing potential or sexually active males not
willing to use effective contraception while on treatment and 12
weeks after the end of treatment (such as oral, injectable, or
implantable contraceptives, or intrauterine contraceptive devices)
unless they are surgically sterilized / hysterectomized or there are
any other criteria considered sufficiently reliable by the
investigator in individual cases
Exclusion criteria regarding special restrictions for females:
? Current or planned pregnancy or nursing women
Indication-specific exclusion criteria:
? Previous pancreatic surgery
? Previous abdominal radiotherapy of the upper abdomen
? ECOG >2
? Patients with contraindications for MRI imaging (e.g. non-MRIcompatible
cardiac pacemaker or ICD / Cochlea implant / metal
implants / severe claustrophobia)
? Patients with contraindications for doublet-chemotherapy
? Patients with contraindications for MR-guided adaptive SBRT
? Biopsy proven tumor invasion into the stomach and/or duodenum
? Concomitant non-pancreatic malignancy. Patients being treated
for a non-pancreatic malignancy with tumor control for over 3
years are eligible.
? Medically uncontrolled pain

Study & Design

Study Type
interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
•Mean Cumulative pain index: AUC of pain scores rated every 4 weeks until death or end of study using numeric rating scale (NRS, 0= no pain, 10 = worst pain) divided by number of multiples of 4 weeks since randomization
Secondary Outcome Measures
NameTimeMethod
•Average pain on NRS at 24 weeks<br>•Time until definitive deterioration (TUDD) defined as increase of average pain on NRS of 3 points over baseline sustained over 4 weeks. <br>•Biliary complications defined as cholangitis or post-hepatic cholestasis requiring drainage.<br>•Nutritional status measuring bioimpedance-derived phase angle (BIA) every 12 weeks<br>•Death from any cause<br>•Treatment toxicity according to CTCAE v5.0<br>•Quality of life (EQ-5D-5L, FACT-Hepatobiliary Symptom Index – FHSI-8)<br>
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