Investigating the Gut-Heart Relationship in Systemic Sclerosis: Insights from a Large Prospective Early Disease Study

By
Francesca R. Di Ciommo
Ashish P. Balar
Aidan K. Strother
Subhash Kulkarni
Michael Hughes
Brian Skaug
Maureen D. Mayes
Shervin Assassi
Ali Y. Ayla
Zsuzsanna H. McMahan
July 7, 2026

Arthritis Care & Research

Overview

This study identifies distinct cardiac phenotypes in systemic sclerosis (SSc) patients that correlate with specific gastrointestinal (GI) manifestations. Notably, upper GI symptoms are linked to conduction defects, while lower GI involvement is associated with systolic dysfunction.

Background

Systemic sclerosis is a chronic autoimmune disease that can lead to significant multiorgan involvement, particularly affecting the gastrointestinal tract in nearly 90% of patients.

Data Highlights

No numerical data or trial data provided in the source material.

Key Findings

Distinct cardiac phenotypes in SSc patients are associated with specific types of GI involvement.
Upper GI manifestations correlate with conduction defects.
Lower GI involvement is significantly associated with systolic dysfunction.
Shared pathogenic mechanisms may exist between mesoderm-derived enteric neurons and cardiac tissues.

Clinical Implications

Clinicians should consider the presence of GI symptoms when assessing cardiac risk in patients with systemic sclerosis. Early identification of cardiac involvement may facilitate timely interventions and improve patient outcomes.

Conclusion

The findings highlight the importance of understanding the gut-heart relationship in systemic sclerosis, which may enhance risk stratification and management strategies for affected patients.