Cardiovascular Complications in Patients with Turner's Syndrome
Eirini Kostopoulou1, Julia K Bosdou2, Panagiotis Anagnostis3
1Division of Paediatric Endocrinology and Diabetes, Department of Paediatrics, University of Patras School of Medicine, Patras, 26500, Greece.
Insights
Turner syndrome (TS) patients face high cardiovascular disease risks from structural defects and metabolic factors. Regular monitoring and treatments like MHT and GH are crucial for managing these risks.
Area of Science:
- Cardiology
- Genetics
- Endocrinology
Background:
- Turner syndrome (TS) is the most common chromosomal abnormality in female births.
- TS patients have a significantly increased risk of cardiovascular diseases (CVD), including congenital structural defects and cardiometabolic risk factors.
- These factors contribute to higher morbidity and mortality rates in individuals with TS.
Purpose of the Study:
- To review the cardiovascular risks associated with Turner syndrome.
- To discuss the role of Menopausal Hormone Therapy (MHT) and Growth Hormone (GH) in managing these risks.
- To highlight the importance of cardiovascular monitoring and specific considerations during pregnancy for TS patients.
Main Methods:
- Review of existing literature on Turner syndrome and cardiovascular complications.
- Analysis of the impact of cardiometabolic risk factors in TS.
- Evaluation of current treatment strategies including MHT and GH.
- Assessment of recommended cardiovascular monitoring protocols.
Main Results:
- TS is linked to structural cardiovascular defects (e.g., coarctation, aortic dissection) and cardiometabolic issues (hypertension, diabetes, dyslipidemia).
- MHT may improve CVD risk factors, but its effect on CVD mortality in TS is unproven.
- The precise impact of GH on cardiovascular parameters in TS requires further clarification.
- Pregnancy in TS patients carries elevated risks for CVD complications, particularly aortic dissection.
Conclusions:
- Optimal cardiovascular monitoring, including imaging like echocardiography and cardiac MRI, is essential for TS patients.
- Early detection and management of CVD risk factors and structural abnormalities are critical.
- Specific protocols are needed for managing TS patients, especially during pregnancy, to mitigate cardiovascular risks.
Abstract:
Turner's or Turner syndrome (TS) is the most prevalent chromosomal abnormality in live female births. Patients with TS are predisposed to an increased risk of cardiovascular diseases (CVD), mainly due to the frequently observed congenital structural cardiovascular defects, such as valvular and aortic abnormalities (coarctation, dilatation, and dissection). The increased prevalence of cardiometabolic risk factors, such as arterial hypertension, insulin resistance, diabetes mellitus, dyslipidaemia, central obesity, and increased carotid intima-media thickness, also contribute to increased morbidity and mortality in TS patients. Menopausal hormone therapy (MHT) is the treatment of choice, combined with growth hormone (GH). Although MHT may, in general, ameliorate CVD risk factors, its effect on CVD mortality in TS has not yet been established. The exact effect of GH on these parameters has not been clarified. Specific considerations should be provided in TS cases during pregnancy, due to the higher risk of CVD complications, such as aortic dissection. Optimal cardiovascular monitoring, including physical examination, electrocardiogram, CVD risk factor assessment, and transthoracic echocardiography, is recommended. Moreover, the cardiac magnetic resonance from the age of 12 years is recommended due to the high risk of aortic aneurysm and other anatomical vascular complications.
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