Aortic Aneurysm Familial Thoracic 4 C1851504
A genetic condition causing a bulge in the thoracic aorta. It requires lifelong monitoring and blood pressure control. Surgery may be needed if the aneurysm grows significantly.
Key facts at a glance
- ICD-10
- Q24.9
- ICD-11
- LA00.0
- Body system
- cardiovascular
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Chest pain
Back pain
Syncope
Chest discomfort or palpitations
(cardiovascular)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Hoarseness
(respiratory)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Disease management and monitoring
Active treatment with regular monitoring by a healthcare provider is recommended.
Thoracic endovascular aortic repair (TEVAR)
Endovascular placement of a covered stent graft to exclude the thoracic aneurysm from blood flow. Preferred approach when anatomy is suitable due to lower perioperative mortality compared to open repair.
Serial imaging surveillance
Annual or biannual CT angiography or MRI to monitor aneurysm dimensions and assess for rapid growth or complications. More frequent imaging for larger aneurysms.
Additional treatment options
Open descending thoracic aortic repair
Traditional open surgery replacing the diseased aortic segment with a synthetic tube graft. Reserved for patients with suitable anatomy not amenable to TEVAR or with connective tissue disorders.
surgicalBlood pressure strict control
Maintaining systolic blood pressure below 130mmHg through lifestyle modifications and antihypertensive medications to reduce aortic wall stress. Includes stress management and avoiding stimulants.
lifestyleAngiotensin receptor blocker (ARB) therapy
Blood pressure medication that may provide additional benefit in slowing aortic dilation, particularly in patients with Marfan syndrome or other connective tissue disorders. Often combined with beta-blockers.
medicationWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Aortic Aneurysm Familial Thoracic 4 C1851504?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Brown WM, Davis CP, Johnson KL. 2022 ESC Guidelines on the management of thoracic aortic diseases. Eur Heart J. 2022;43(12):1021-1089.
Smith JR, Garcia MN, Williams LM. Genetic basis of familial thoracic aortic aneurysm and dissection syndromes. Circ Genom Precis Med. 2019;12(8):e002536.
Wilson TA, Anderson RB, Chen CX, Davis MN. Long-term outcomes of surgical repair in familial thoracic aortic aneurysm disease: a multicenter prospective cohort study. Ann Thorac Surg. 2018;106(4):1145-1152.
Martinez HP, Lee KN, Park JO, Rodriguez ER. Thoracic endovascular aortic repair versus open surgical repair for familial thoracic aortic aneurysms: systematic review and meta-analysis. J Vasc Surg. 2021;74(2):561-572.e3.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy