Prevalence of Chapman Reflex Points in Medical Students and Their Association With Visceral Symptoms
Completed
Conditions studied: Healthy, Autonomic Nervous System Diseases, Lymphatic Diseases, Somatic Dysfunction, Chapman Reflex Points
In brief
Chapman Reflex Points (CRPs) are small palpable nodules found within connective tissue that have traditionally been associated with dysfunction of internal organs and the autonomic nervous system. However, little is known about how commonly these findings occur in healthy individuals or whether they are associated with symptoms experienced by otherwise healthy people. The purpose of this study is to determine the prevalence of Chapman Reflex Points in young healthy adults and to evaluate whether the presence and distribution of these points are associated with self-reported visceral symptoms. Participants complete a standardized health questionnaire regarding recent and recurrent symptoms and undergo a blinded physical examination of established Chapman Reflex Point locations performed by a trained investigator. The results of this study may improve understanding of the physiological mechanisms underlying Chapman Reflex Points and help clarify their potential role in preventive osteopathic assessment and early identification of altered autonomic, lymphatic, fascial, or neuroendocrine function.
Key facts
- Study ID
- NCT07691112
- Run by
- The Touro College and University System
- People needed
- 101
- Starts
- 2020-03-04
- Expected to finish
- 2026-06-27
- Last updated by the study team
- 2026-07-08
Who can join
Age: 18 and older. Sex: any. Healthy volunteers: accepted.
You may qualify if…
- Adults aged 18 years or older.
- Ability to understand the study procedures and provide informed consent.
- Willingness to complete a standardized health questionnaire.
- Willingness to undergo a blinded palpatory examination of established Chapman Reflex Point locations.
You may not qualify if…
- Individuals younger than 18 years of age.
- Inability or unwillingness to provide informed consent.
- Inability or unwillingness to complete the health questionnaire.
- Inability or unwillingness to undergo the palpatory examination.
- Pregnancy.
- Incomplete study data or questionnaire responses.
Where it is running
- Touro College of Osteopathic Medicine - Harlem — New York, New York, United States
Full record on ClinicalTrials.gov
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