Identification and study of different immune cell populations and their role in chronic pain

Identification and study of different immune cell populations and their role in chronic pain - IM-PAIN

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00023537

Enrollment

Registered

2020-12-04

Start date

2016-09-09

Completion date

Unknown

Last updated

2025-04-07

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

Conditions

G53.0 G62.9

Interventions

Group 1: Zoster and PNP patients are physically examined, they answer questionnaires about their pain and a Quantitative Sensory Testing (QST) is performed. As part of clinical routine, CSF is collect

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: - signed declaration of consent - male/female >18 years - appropriate communication skills of patients - Diagnosis of polyneuropathy or herpes zoster infection/postherpetic neuralgia

Exclusion criteria

Exclusion criteria: - previous abuse of alcohol, drugs or medicines - known other diseases associated with a change in sensory perception or immunological processes - known immunodeficiency - Pregnancy - Simultaneous participation in drug studies

Design outcomes

Primary

Measure	Time frame
The aim of the study is to identify neuroimmunological biomarkers that might have an impact on pain (-chronization).	—

Secondary

Measure	Time frame
Differences between polyneuropathy and herpes zoster patients.	—

Countries

Germany

Contacts

Public ContactPhilipp Hüllemann

Sektion Neurologische Schmerzforschung und -therapieUniversitätsklinik Schleswig-Holstein, Campus Kiel

Philipp.Huellemann@mediclin.de+4943150023921

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026