Preoperative assessment of vascular anatomy by the chest and abdominal computed tomography (CT) angiography using nitroglycerin.

Preoperative assessment of vascular anatomy by the chest and abdominal computed tomography (CT) angiography using nitroglycerin. - Preoperative assessment of vascular anatomy by the chest and abdominal computed tomography (CT) angiography using nitroglycerin.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000027276

Enrollment

1000

Registered

2017-05-10

Start date

2017-05-10

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Preoperative patients with chest and abdominal malignant diseases.

Interventions

&lt

Patient&gt

Preoperative patients with chest and abdominal malignant diseases are included in this study. Inclusion criteria or exclusion criteria are as follows. After we confirm that the patient meets the crit

Materials and methods&gt

The chest and abdominal CT angiography with nitroglycerin is carried out as a preoperative examination. Within 5 minutes after the patient takes 1 tablet of nitroglycerin(0.3mg), CT scan with intraven

Assessment&gt

We compare vessel diameters of the inferior pancreaticoduodenal artery, middle colic artery, anterior ascending branch and right gastric artery between on the target and the control images. The abdomi

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Preoperative cases of chest and abdominal malignant diseases.

Exclusion criteria

Exclusion criteria: We excluded patients with characteristics unsuitable, including contraindication to nitroglycerin, allergy to iodine contrast,severe hypotension, advanced bradycardia, acute phase of myocardial infarction, primary pulmonary hypertension, severe asthma, serum creatinine level greater than 1.5 mg/dL with or without hemodialysis, head injury or cerebral hemorrhage, closed angle glaucoma, pregnant state, and inability to adhere to the study procedures.

Design outcomes

Primary

Measure	Time frame
Visual evaluation. Comparison of vessel diameters (inferior pancreaticoduodenal artery, middle colic artery, anterior ascending branch and right gastric artery).	—

Countries

Japan

Contacts

Public ContactSatoshi Oono

Fukuyama City Hospital Surgery

saoono@city.fukuyama.hiroshima.jp084-941-5151

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026