About this trial
PulmoPrint is a clinical study at UMCG that investigates why some patients with unresectable stage III lung cancer stop responding to immunotherapy after chemoradiation. To do this, a small dose of a fluorescently labeled version of the immunotherapy drug durvalumab is given via an IV drip, after which a camera bronchoscopy is performed to visualize where and how much of the drug actually reaches the tumor and lymph nodes - before the actual durvalumab treatment starts.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Signed informed consent prior to participation in the study.
Age ≥ 18 years.
Histologically or cytologically confirmed unresectable stage III NSCLC.
Completion of concurrent platinum-based CRT
Disqualifiers
Known history of infusion reactions to durvalumab, other anti-PD-L1 antibodies, or other monoclonal antibodies, according to the patient's medical history.
Contraindication for bronchoscopy or endoscopic/endobronchial ultrasound (if applicable), including severe uncorrectable coagulopathy, pre-existing severe respiratory insufficiency, or any other clinical reason as judged by the investigator.
Medical or psychiatric conditions compromising the patient's ability to provide informed consent, according to the treating physician.
Pregnancy or breastfeeding. A negative pregnancy test must be available for women of childbearing potential on the day of tracer administration.
Trial design
Single group
Treatments tested in this trial
Fluorescence molecular imaging during bronchoscopy with durvalumab-680LT
DrugFluorescence molecular imaging during bronchoscopy with durvalumab-680LT
Treatment groups
Trial outcomes
Primary outcomes
In vivo fluorescent signal of malignant lesions (pulmonary nodule or involved lymph node metastasis)
In vivo fluorescent signal of malignant lesions (pulmonary nodule or involved lymph node metastasis) assessed semi-quantitatively (tumor-to-background ratio \[TBR\]/contrast-to-noise ratio) and quantitatively (continuous data by MDSFR/SFF spectroscopy \[pulmonary lesion\] and/or USNB/SFF spectroscopy \[lymph nodes\] measurement). The signal is considered sufficient when a TBR greater than 2 is achieved, assessed both by the fluorescence camera system and by the spectroscopy system. (The comparison of the fluorescence signal between lesion and background is a supportive exploratory analysis intended to characterize signal distribution; it does not constitute evidence of diagnostic or comparative performance.)
Secondary outcomes
Correlation of fluorescence signal with IHC
In vivo and ex vivo fluorescence signal, PD-L1 IHC score (assessed according to standard pathology protocols).
Correlation of fluorescence signal with EFS
In vivo and ex vivo fluorescence signal, 1-, 2-and 5-year (long-term exploratory endpoint) event-free survival.
Safety of single durvalumab-680LT injection
Adverse events according to CTCAE v5.0
Comparison of the 15 and 25 mg dose durvalumab-680LT
in vivo tumor-to-background ratio of 15 mg versus 25 mg
Locations
Sponsors and contacts
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