
Living with Chronic atrial and intestinal dysrhythmia
A rare genetic condition that affects both the heart rhythm and the way the intestines move food along.
Understanding Chronic atrial and intestinal dysrhythmia
It disrupts the heart's rhythm, causing sick sinus syndrome, a problem with the heart's natural pacemaker. It also disrupts the muscle contractions that move food through the intestines, causing intestinal pseudo-obstruction. The heart and digestive problems develop at the same time, usually by age 20.
Signs & symptoms
Symptoms vary from person to person. GARD lists these among the most common:
- Sick sinus syndrome (heart rhythm problem)
- Slow heartbeat (bradycardia)
- Intestinal pseudo-obstruction
- Slow weight gain or low weight
- Enlarged left upper heart chamber
Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.
Diagnosis
- 1Talk with your doctor
Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.
- 2See a specialist
Specialists who may be involved include digestive system specialists, genetic specialists and heart and blood vessel specialists.
- 3Consider genetic testing
Changes in SGO1 are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.
- 4Connect with expert centers
Association of Gastrointestinal Motility Disorders may keep lists of experts for this condition.
Care & treatment
- Care team
- Digestive system specialists (gastroenterologists); Genetic specialists (geneticists); Heart and blood vessel specialists (cardiologists)
- Expert care
- Expert lists: Association of Gastrointestinal Motility Disorders
- Treatment
- GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
- Research
- Clinical trials and observational studies may be options. See the research section below.
General information, not medical advice. Your care team makes the decisions.
Everyday life
Living with a rare condition is easier with support.
- Connect with Association of Gastrointestinal Motility Disorders
- Keep notes on symptoms, changes and questions for appointments
- Ask about patient registries that help research
- Look into financial aid and travel resources for care visits
Quick facts
GARD says changes in the SGO1 gene cause this condition. It is autosomal recessive, so a child inherits a changed copy of the gene from each parent.
Also known as: caid; caid (chronic atrial and intestinal dysrhythmia) syndrome; caid syndrome; chronic atrial and intestinal dysrhythmia syndrome; chronic atrial dysrhythmia-intestinal motility disorder
Patient organizations
- Association of Gastrointestinal Motility DisordersChronic atrial and intestinal dysrhythmia · United States
You are more than your diagnosis
Perspectives from people navigating life with Chronic atrial and intestinal dysrhythmia.
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