Randomized clinical trial comparing the diagnostic quality and diagnostic accuracy of pulmonary CT angiography performed with spectral CT among three iodinated contrast administration protocols, with 20, 30 and 40 mL

2024-515246-17-00 Therapeutic use (Phase IV) Ended

Start 11 Nov 2024 · End 1 Aug 2025 · Status Ended · 1 EU/EEA countries · 1 sites

Overview

Sponsor-declared trial summary

Phase Therapeutic use (Phase IV)
Status Ended
Participants planned 150
Countries 1
Sites 1

pulmonary embolism

By measuring attenuation at pulmonary arteries, quality of perfusion maps and the diagnostic accuracy for pulmonary thromboembolism we aim to qualitatively and quantitatively compare three protocols for the administration of iodinated contrast in pulmonary CT angiography, one with 20 mL of contrast medium diluted with …

Key facts

Sponsor
Hospital General Universitario Dr. Balmis
Participant type
Patients
Age range
18-64 years, 65+ years
Gender
Male and Female
Therapeutic area
Analytical, Diagnostic and Therapeutic Techniques and Equipment [E] - Diagnosis [E01]
Trial duration
11 Nov 2024 → 1 Aug 2025
Decision date (initial)
2024-10-16
Transition trial
No
Low-intervention
Yes
Rare-disease indication
No
Vulnerable population
No
Funding sources
INSTITUTO DE INVESTIGACIÓN SANITARIA Y BIOMÉDICA DE ALICANTE ISABIAL

Trial design

CTIS Part I — objectives, methods, condition coding

Main objective

Scope: Diagnosis

By measuring attenuation at pulmonary arteries, quality of perfusion maps and the diagnostic accuracy for pulmonary thromboembolism we aim to qualitatively and quantitatively compare three protocols for the administration of iodinated contrast in pulmonary CT angiography, one with 20 mL of contrast medium diluted with 20 mL of saline, another with 30 mL and another with 40 mL of iodinated contrast.

Secondary objectives 1

  1. To compare the incidence of contrast-induced nephropathy among the three protocols.

Conditions and MedDRA coding

pulmonary embolism

VersionLevelCodeTermSystem organ class
21.0 PT 10037377 Pulmonary embolism 100000004855

Eligibility criteria

Principal inclusion / exclusion criteria as submitted by sponsor

Inclusion criteria 1

  1. Patients referred to our department for a pulmonary CT angiography to rule out pulmonary thromboembolism.

Exclusion criteria 4

  1. Allergic to iodinated contrast
  2. Renal failure with estimated glomerular filtration rate <30 mL/min
  3. Patient refusal to participate in the study
  4. Weight less than 50 or more than 100 kg respectively

Endpoints

Primary and secondary outcome measures (English text)

Primary endpoints 3

  1. Attenuation achieved in the pulmonary arteries at conventional and low-energy monoenergetic images
  2. Detection of pulmonary thromboembolism
  3. Lung perfusion based in iodine density.

Investigational products

Investigational medicinal products (IMPs), comparators, placebo, auxiliary

Test 1

Iomeron 400 mgI/ml solution for injection

PRD5911714 · Product

Active substance
Iomeprol
Pharmaceutical form
SOLUTION FOR INJECTION
Route of administration
INTRAVENOUS BOLUS USE
Max daily dose
40 mg/l milligram(s)/litre
Max total dose
40 mg/l milligram(s)/litre
Max treatment duration
1 Day(s)
Authorisation status
Authorised
ATC code
V08AB10 — IOMEPROL
Marketing authorisation
PA1826/006/006
MA holder
BRACCO IMAGING S.P.A.
MA country
Ireland
Paediatric formulation
No
Orphan designation
No
Modified vs. Marketing Authorisation
No

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Hospital General Universitario Dr. Balmis

4 Total trials 3 Ended
Academic / Non-commercial
Sponsor organisation
Hospital General Universitario Dr. Balmis
Address
Avinguda Del Pintor Baeza 12
City
Alicante
Postcode
03010
Country
Spain

Scientific contact point

Organisation
Hospital General Universitario Dr. Balmis
Contact name
Juan José Arenas Jiménez

Public contact point

Organisation
Hospital General Universitario Dr. Balmis
Contact name
Juan José Arenas Jiménez

Locations

1 EU/EEA country · 1 investigational sites

By country

CountryMS statusPlanned subjectsSites
Spain Ended 150 1
Rest of world 0

Investigational sites

Spain

1 site · Ended
Fundacion De La Comunitat Valenciana Para La Gestion Del Instituto De Investigacion Sanitaria Y Biomedica De Alicante
RADIOLOGY, Edificio Gris, Avenida Pintor Baeza 12, Alicante

Country notifications

Trial-start, recruitment-start, end and early-termination notifications submitted per Member State

Country Trial startTrial end Recruitment startRecruitment end Early termination
Spain 2024-11-11 2025-08-01 2024-11-11

Results and documents

Annex IV summary of results, Annex V layperson summary, and all documents registered in CTIS for this trial

Summary of results Art. 37(4) CTR

TitleSubmission dateStatusType
Final results
SUM-125043
2026-03-24T21:43:41 Submitted Summary of Results

Documents 9 files

Public protocol annexes, IB summaries, regulatory submissions and post-authorisation documents registered in CTIS.

TypeTitleVersion
Protocol (for publication) D1_protocol_EN 2024-515246-17-00 updated 02 1
Recruitment arrangements (for publication) K1_recruitmemt arrangement 2
Subject information and informed consent form (for publication) L1_SIS and CIF ADULTS 2
Subject information and informed consent form (for publication) L1_SIS HOJA INFORMACION PACIENTE 1
Subject information and informed consent form (for publication) L2_CONTRAST ADMINISTRATION TOMOGRAFIA COMPUTARIZADA CON CONTRASTE 1
Summary of Product Characteristics (SmPC) (for publication) FICHA IOMERON 1
Summary of results (for publication) trial publication 1
Synopsis of the protocol (for publication) D1_protocol synopsis_EN 2024-515246-17-00 1
Synopsis of the protocol (for publication) D1_protocol synopsis_SP 2024-515246-17-00 1

Application history

1 submissions — initial application plus substantial / non-substantial modifications

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2024-07-06 Spain Acceptable
2024-10-16
2024-10-16