Study of MRI imaging with upper body raised for diagnosis of cerebrospinal fluid hypovolemia

Study of MRI imaging with upper body raised for diagnosis of cerebrospinal fluid hypovolemia - MURC study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000050589

Enrollment

Registered

2023-04-01

Start date

2023-03-17

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

cerebrospinal fluid hypovolemia

Interventions

After MRI imaging in the normal supine position, change to the position where the upper body is raised and perform imaging under the same conditions. 20 patients We will take pictures of healthy peo

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients [20 people] 1. Patients with orthostatic headache and suspected cerebrospinal fluid hypovolemia 2. 18 years old or older Control [10 people] 1.Healthy person over 18 years old

Exclusion criteria

Exclusion criteria: 1. Patient who cannot undergo MRI imaging

Design outcomes

Primary

Measure	Time frame
We compare MRI images of the dural sac taken in the normal supine position with those taken with the upper body slightly elevated.	—

Secondary

Measure	Time frame
We compare MRI images of patients with cerebrospinal fluid hypovolemia and healthy subjects. We also verify the presence or absence of changes in MRI images in healthy subjects.	—

Countries

Japan

Contacts

Public ContactEiichi Nakai

Kochi Medical School Hospital Neurosurgery

enakai@kochi-u.ac.jp+81888802397

Outcome results

None listed

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