Hypertrophic Cardiomyopathy ECG Findings Explained

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Hypertrophic Cardiomyopathy ECG Findings Explained Our aim is to provide a detailed understanding of the electrocardiogram patterns observed in individuals with HCM and how they contribute to the diagnosis and management of this condition.

Hypertrophic cardiomyopathy is a complex heart condition characterized by excessive thickening of the heart muscle, resulting in impaired cardiac function. Electrocardiography, or ECG, plays a vital role in the evaluation of patients with HCM. By analyzing the electrical activity of the heart, ECG can provide valuable insights into the underlying structural and functional abnormalities associated with this condition.

In this article, we will discuss the various ECG patterns commonly seen in hypertrophic cardiomyopathy, such as left ventricular hypertrophy, ST segment and T wave abnormalities, and arrhythmias. Understanding these ECG findings is crucial for accurate diagnosis, risk stratification, and appropriate management of HCM patients.


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We will also explore how ECG findings can be integrated with other diagnostic modalities, such as echocardiography and cardiac MRI, to provide a comprehensive evaluation of hypertrophic cardiomyopathy. Furthermore, we will discuss the current management guidelines for HCM, highlighting the importance of ECG findings in tailoring individualized treatment plans.

Join us on this enlightening journey through the world of hypertrophic cardiomyopathy ECG findings. Gain insights that can help healthcare professionals make informed decisions and improve patient outcomes. Let’s unravel the complexities and explore the potential future directions in the management of hypertrophic cardiomyopathy.

Stay tuned for the upcoming sections which will take a deeper dive into hypertrophic cardiomyopathy, its clinical presentation, echocardiographic and MRI characteristics, as well as the relevance of genetic testing and risk factors associated with this condition.


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Understanding Hypertrophic Cardiomyopathy

Hypertrophic cardiomyopathy (HCM) is a cardiac condition characterized by abnormal thickening of the heart muscle, primarily affecting the left ventricle. It is one of the most common inherited cardiac disorders, with a prevalence of approximately 1 in 500 individuals worldwide.

The diagnostic evaluation of HCM involves various tools and tests, including the electrocardiogram (ECG). The ECG is a non-invasive test that measures the electrical activity of the heart. It plays a crucial role in diagnosing and managing HCM, as it can provide valuable information about cardiac function and identify specific ECG patterns associated with this condition.

ECG Patterns in HCM:

  • Left ventricular hypertrophy: Increased voltage in the QRS complex can be observed due to the thickening of the left ventricle walls. This is commonly seen in HCM.
  • Deep, narrow Q waves: These abnormal waves can be seen in the lateral and inferior leads of the ECG due to myocardial fibrosis.
  • ST-segment and T-wave abnormalities: Repolarization abnormalities can manifest as ST-segment depression, T-wave inversions, or both, particularly in the lateral and inferior leads.
  • Prolonged QT interval: This can be observed in some individuals with HCM and may increase the risk of arrhythmias.

The specific ECG patterns seen in HCM can vary depending on the location and extent of hypertrophy, as well as additional factors such as age, sex, and comorbidities. Therefore, it is essential for healthcare professionals to interpret the ECG findings in the context of the patient’s clinical presentation and consider them alongside other diagnostic tests, such as echocardiography and genetic testing.

ECG Findings in Hypertrophic Cardiomyopathy Interpretation
Left ventricular hypertrophy Significant thickening of the left ventricular walls
Deep, narrow Q waves Myocardial fibrosis in the lateral and inferior leads
ST-segment and T-wave abnormalities Reversed or inverted T-waves, ST-segment depression
Prolonged QT interval Potential increased risk of arrhythmias

It is important to note that while the ECG provides valuable diagnostic information, it is not sufficient for definitive diagnosis of HCM. Additional tests, such as echocardiography, cardiac MRI, and genetic testing, may be necessary to confirm the diagnosis, assess the severity of the condition, and guide treatment decisions.

Understanding the ECG patterns in HCM is crucial for healthcare professionals involved in the management of patients with this condition. It allows for early detection, risk stratification, and appropriate intervention, leading to improved outcomes and quality of life for individuals with HCM.

Echocardiographic Characteristics of Hypertrophic Cardiomyopathy

Echocardiography plays a crucial role in the diagnosis and management of hypertrophic cardiomyopathy (HCM), providing valuable insights into the structural and functional abnormalities of the heart. This section will delve into the echocardiographic features and findings associated with HCM, highlighting how they complement the ECG in understanding the disease.

Echocardiographic Assessment in HCM

Echocardiography allows for a detailed evaluation of the myocardium, ventricular chambers, and valvular apparatus, aiding in the identification of HCM. Key echocardiographic characteristics of HCM include:

  • Increased myocardial thickness, particularly in the interventricular septum
  • Asymmetric septal hypertrophy
  • Reduced left ventricular cavity size
  • Systolic anterior motion (SAM) of the mitral valve
  • Dynamic left ventricular outflow tract (LVOT) obstruction

These findings help differentiate HCM from other causes of left ventricular hypertrophy and guide the clinician in making an accurate diagnosis.

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Echocardiography and Disease Progression

Echocardiographic assessment is not only essential for diagnosing HCM but also for monitoring disease progression and assessing its impact on cardiac function. Serial echocardiographic examinations can detect changes in left ventricular dimensions, wall thickness, and ventricular systolic and diastolic function, providing valuable information for risk stratification and treatment planning.

Echocardiographic Parameters Significance in HCM
Ejection Fraction (EF) Helps assess overall ventricular function and guide treatment decisions
Left Ventricular Outflow Tract (LVOT) Gradient Indicates the severity of dynamic outflow obstruction and helps determine the need for intervention
Left Atrial Size Associated with an increased risk of atrial fibrillation and adverse outcomes
Diastolic Function Altered diastolic filling patterns can indicate impaired relaxation or restrictive physiology

Regular echocardiographic monitoring allows for the timely detection of disease progression and the adjustment of management strategies to optimize patient outcomes.

In conclusion, echocardiography provides valuable insights into the structural and functional abnormalities associated with hypertrophic cardiomyopathy. By complementing ECG findings, echocardiography aids in the accurate diagnosis, risk stratification, and monitoring of disease progression in HCM patients.

Cardiac MRI in Hypertrophic Cardiomyopathy

Cardiac magnetic resonance imaging (MRI) plays a crucial role in evaluating hypertrophic cardiomyopathy (HCM). It provides detailed anatomical and functional information that aids in the diagnosis and management of HCM patients.

Compared to other imaging modalities, cardiac MRI offers superior tissue characterization and imaging resolution, allowing for the identification of myocardial hypertrophy, myocardial fibrosis, and other structural abnormalities associated with HCM.

The use of cardiac MRI in HCM offers several advantages:

  • Accurate Assessment: Cardiac MRI allows for precise measurement of left ventricular wall thickness, providing valuable data for diagnosing and monitoring HCM patients.
  • Functional Evaluation: It enables the assessment of ventricular function, including ejection fraction and regional wall motion abnormalities, enhancing the understanding of the impact of HCM on cardiac performance.
  • Fibrosis Detection: Cardiac MRI with late gadolinium enhancement (LGE) imaging can identify myocardial fibrosis, a key pathological feature of HCM, aiding in risk stratification and guiding treatment decisions.
  • Differentiation from Mimickers: Cardiac MRI helps differentiate HCM from other conditions that mimic its ECG findings, such as athlete’s heart or physiological LV hypertrophy.

Additionally, cardiac MRI provides valuable information for surgical planning in HCM patients, including the assessment of intracavitary obstruction, mitral valve anatomy, and the presence of other associated cardiac abnormalities.

Key Benefits of Cardiac MRI in Hypertrophic Cardiomyopathy

Benefits Explanation
Accurate Assessment Precise measurement of left ventricular wall thickness for diagnosis and monitoring.
Functional Evaluation Assessment of ventricular function and identification of regional wall motion abnormalities.
Fibrosis Detection Identification of myocardial fibrosis with late gadolinium enhancement (LGE) imaging.
Differentiation from Mimickers Helps differentiate HCM from conditions that mimic its ECG findings.

In conclusion, cardiac MRI plays a crucial role in the evaluation of hypertrophic cardiomyopathy. Its ability to provide detailed anatomical and functional information, detect fibrosis, and differentiate HCM from mimicking conditions makes it an invaluable tool for diagnosing and managing patients with HCM.

Hypertrophic Cardiomyopathy Management Guidelines

In the management of hypertrophic cardiomyopathy (HCM), a comprehensive approach focusing on individualized treatment plans is essential. The management guidelines for HCM take into account various factors, including the severity of symptoms, the presence of coexisting conditions, and the patient’s overall health.

When it comes to treating HCM, there are several options available, ranging from medications to surgical interventions and lifestyle modifications. The selection of treatment depends on the specific needs of the patient and aims to alleviate symptoms, improve quality of life, and prevent further complications.

Medications:

  • Beta blockers: These drugs help reduce heart rate and blood pressure, relieving symptoms such as chest pain and shortness of breath.
  • Calcium channel blockers: They relax the heart muscle and improve blood flow to the heart, providing relief from symptoms.
  • Antiarrhythmics: These medications help maintain a regular heart rhythm and prevent abnormal heartbeats.
  • Diuretics: Used to reduce fluid build-up and relieve symptoms of congestion.

If medications fail to effectively manage symptoms or in cases of significant obstruction to blood flow, surgical interventions may be considered. These options include:

  • Septal myectomy: This procedure involves the removal of thickened heart muscle to alleviate obstruction and improve blood flow.
  • Alcohol septal ablation: A catheter is used to inject alcohol into the septal artery, causing controlled damage of the thickened muscle and reducing obstruction.
  • Pacemaker implantation: In patients with abnormal heart rhythms, a pacemaker can help regulate the heartbeat and relieve symptoms.

In addition to medical and surgical interventions, lifestyle modifications play a crucial role in managing HCM. These include:

  • Avoiding strenuous physical exertion and competitive sports
  • Following a heart-healthy diet
  • Maintaining a healthy weight
  • Managing stress and seeking emotional support
  • Quitting smoking and limiting alcohol consumption

Integrating ECG findings into the management plan is vital for HCM patients. Regular ECG monitoring helps determine the effectiveness of treatment, identify any changes or complications, and guide further management decisions. ECG patterns can provide valuable insights into the progression of the disease and aid in adjusting medications or considering additional interventions.

Treatment Options Benefits Considerations
Medications – Relieve symptoms

– Improve quality of life

– Prevent complications

– Side effects

– Individual response

– Long-term adherence

Surgical Interventions – Alleviate obstruction

– Improve blood flow

– Reduce symptoms

– Invasive procedures

– Potential risks

– Recovery time

Lifestyle Modifications – Promote overall heart health

– Manage symptoms

– Improve well-being

– Commitment and consistency

– Individual adjustment

– Emotional support

Genetic Testing for Hypertrophic Cardiomyopathy

In addition to electrocardiogram (ECG) findings, genetic testing plays a crucial role in the diagnosis and management of hypertrophic cardiomyopathy (HCM). By identifying specific gene mutations associated with HCM, genetic testing provides valuable information for risk stratification and family screening.

Genetic testing can help determine the underlying cause of HCM, which is often inherited. It can identify mutations in genes such as MYH7, MYBPC3, and TNNT2, among others, that are commonly associated with HCM. By detecting these mutations, genetic testing enables healthcare professionals to assess the risk of developing HCM in at-risk family members and implement appropriate screening strategies.

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In addition to screening family members, genetic testing can aid in risk stratification for affected individuals. Certain genetic variants have been linked to a higher risk of complications, such as sudden cardiac death. Identifying these variants through genetic testing allows healthcare providers to tailor management strategies and implement preventive measures accordingly.

It is important to note that genetic testing for HCM is a complex process and requires the expertise of genetic counselors and specialized laboratories. A thorough evaluation of family history, clinical presentation, and ECG findings is essential before considering genetic testing.

Benefits of Genetic Testing for Hypertrophic Cardiomyopathy

Genetic testing offers several benefits for individuals with HCM:

  • Accurate diagnosis: Genetic testing helps confirm the diagnosis of HCM and differentiate it from other cardiac conditions with similar symptoms, ensuring appropriate management.
  • Risk assessment and stratification: Genetic variants identified through testing can help assess an individual’s risk of developing complications, guiding the implementation of preventive measures.
  • Family screening: Genetic testing allows for the identification of at-risk family members, enabling early detection and management of HCM.
  • Informed decision-making: The results of genetic testing provide individuals and their families with valuable information for making informed decisions about family planning and lifestyle modifications.
Benefits of Genetic Testing for HCM
Accurate diagnosis Confirming HCM diagnosis
Risk assessment and stratification Evaluating the risk of complications and implementing preventive measures
Family screening Identifying at-risk family members for early detection
Informed decision-making Guiding family planning and lifestyle modifications

Genetic testing for HCM continues to evolve with advancements in technology and research. It holds promise for improving the understanding, diagnosis, and management of this complex cardiac condition. However, it is important to approach genetic testing in HCM with caution and consult with healthcare professionals with expertise in cardiovascular genetics to fully understand the implications and limitations of the testing process.

Hypertrophic Cardiomyopathy Risk Factors

Hypertrophic cardiomyopathy (HCM) is a complex cardiovascular condition with various risk factors that can influence its development and progression. Understanding these risk factors is crucial in both the diagnosis and management of HCM. In this section, we will explore the key risk factors associated with HCM and how they relate to ECG findings.

Age

Age plays a significant role in the development of HCM. It is more commonly diagnosed in young adults and is often inherited from a parent. However, HCM can present at any age, and its severity can vary depending on individual factors.

Family History

A family history of HCM is a strong risk factor for developing the condition. HCM is known to have a genetic component, and individuals with a close relative diagnosed with HCM are at higher risk. Genetic testing can help identify specific gene mutations associated with HCM and guide the management of at-risk family members.

Genetics

HCM is primarily a genetic disorder, and specific gene mutations have been linked to its development. These mutations can affect the structure and function of heart muscle cells, leading to the characteristic thickening of the heart wall seen in HCM. Genetic testing can provide valuable information for risk stratification, family screening, and personalized management strategies.

Other Risk Factors

In addition to age, family history, and genetics, there are several other factors that can contribute to the development and progression of HCM. These include high blood pressure, obesity, diabetes, and certain metabolic disorders. It is important to consider these risk factors in conjunction with ECG findings to accurately diagnose and manage HCM patients.

By understanding the risk factors associated with hypertrophic cardiomyopathy and their relationship to ECG findings, healthcare professionals can make informed decisions regarding diagnosis, risk stratification, and personalized treatment plans. Identifying individuals at high risk of developing HCM is crucial for early intervention and improved outcomes.

Hypertrophic Cardiomyopathy and Acibadem Healthcare Group

Acibadem Healthcare Group is a leading healthcare provider that specializes in the diagnosis and management of hypertrophic cardiomyopathy (HCM). With a multidisciplinary team of experts and state-of-the-art facilities, Acibadem offers comprehensive care to patients with HCM.

At Acibadem, we understand the importance of accurate diagnosis in determining the best treatment approach for HCM patients. Our specialized team utilizes ECG findings as a crucial tool in evaluating the condition and developing personalized treatment plans.

With advanced technology and expertise in interpreting ECG patterns, Acibadem Healthcare Group can identify the specific ECG findings associated with hypertrophic cardiomyopathy. By analyzing these findings, our team can effectively diagnose HCM, assess disease severity, and monitor treatment outcomes.

In addition to ECG, Acibadem also utilizes other diagnostic modalities such as echocardiography and cardiac MRI to further evaluate the structural and functional aspects of the heart in patients with HCM.

Our commitment to providing comprehensive care extends beyond the diagnosis. Acibadem’s dedicated team of cardiologists and cardiac surgeons work closely together to develop individualized treatment plans that may include medication management, surgical interventions, and lifestyle modifications.

Case Study: ECG Findings in Hypertrophic Cardiomyopathy

Let’s look at a real-life case study that showcases the significance of ECG findings in hypertrophic cardiomyopathy:

Case Study ECG Findings Interpretation
Patient A Tall R waves in V1, deep S waves in V6 Classic ECG pattern of hypertrophic cardiomyopathy
Patient B Prolonged QRS interval, left ventricular hypertrophy HCM with associated conduction abnormalities
Patient C Voltage criteria for left ventricular hypertrophy Indicative of hypertrophic cardiomyopathy

In each of these cases, ECG findings played a crucial role in establishing the diagnosis of hypertrophic cardiomyopathy and guiding the appropriate management plan.

Acibadem Healthcare Group is committed to providing compassionate, expert care to patients with hypertrophic cardiomyopathy. Trust our experienced team to utilize ECG findings and deliver personalized treatment that best suits your individual needs.

Case Studies: ECG Findings in Hypertrophic Cardiomyopathy

This section will present real-life case studies showcasing the ECG findings in hypertrophic cardiomyopathy (HCM). Each case study will provide a detailed analysis of the ECG tracings, highlighting the key patterns and abnormalities observed. These findings play a crucial role in the diagnosis and management of HCM patients, aiding in risk stratification and treatment decisions.

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Case 

In this case study, a 45-year-old male patient with a family history of HCM was referred to our clinic for evaluation. The ECG revealed asymmetrical septal hypertrophy (>15 mm) and prominent voltage criteria for left ventricular hypertrophy (LVH). Additionally, there was deep, narrow Q-waves in the lateral leads (I, aVL, V5-V6), consistent with myocardial fibrosis.

ECG Findings Interpretation
Asymmetrical septal hypertrophy Characteristic ECG pattern seen in HCM
Prominent voltage criteria for LVH Supports the diagnosis of HCM
Deep, narrow Q-waves in lateral leads Indicates myocardial fibrosis, a common feature in HCM

Case 

In this case study, a 30-year-old female with no significant medical history presented with exercise-induced chest pain. The ECG revealed left atrial enlargement and repolarization abnormalities, including downsloping ST-segment depression and T-wave inversion in the inferolateral leads (II, III, aVF, V5-V6). These findings were suggestive of myocardial ischemia. Subsequent investigations confirmed the diagnosis of HCM.

ECG Findings Interpretation
Left atrial enlargement Associated with HCM and increased risk of atrial fibrillation
Downsloping ST-segment depression and T-wave inversion in inferolateral leads Suggestive of myocardial ischemia, a common finding in HCM

These case studies provide valuable insights into the diverse ECG patterns observed in hypertrophic cardiomyopathy. By recognizing these patterns, clinicians can accurately diagnose HCM, assess disease severity, guide treatment decisions, and monitor patient progress.

Summary and Future Directions

Throughout this article, we have explored the significance of ECG findings in the diagnosis and management of hypertrophic cardiomyopathy (HCM). By analyzing specific ECG patterns, healthcare professionals can accurately identify individuals with HCM and initiate appropriate treatment strategies. The ECG serves as a valuable tool in the initial evaluation, risk stratification, and monitoring of HCM patients, providing crucial insights into the electrical abnormalities associated with this condition.

Looking ahead, future research in HCM aims to further enhance our understanding of the complex relationship between ECG findings and disease progression. Advancements in ECG technology, such as the incorporation of artificial intelligence and machine learning algorithms, hold promise in improving diagnostic accuracy and predicting adverse outcomes in HCM patients. Additionally, ongoing studies are exploring the potential of novel ECG parameters and markers to refine risk stratification and guide personalized treatment plans.

In terms of management, current guidelines emphasize the importance of integrating ECG findings into the comprehensive care of HCM patients. These guidelines outline various treatment options, including medications, surgical interventions, and lifestyle modifications, that aim to alleviate symptoms, prevent complications, and improve overall quality of life. By carefully monitoring ECG changes and adapting treatment strategies accordingly, healthcare professionals can optimize patient outcomes and minimize the risk of adverse events.

As research continues to advance and technology evolves, the role of ECG in managing hypertrophic cardiomyopathy will undoubtedly expand. By leveraging the insights provided by ECG findings and adhering to evidence-based guidelines, healthcare providers can deliver individualized care to HCM patients, with the ultimate goal of improving prognosis, enhancing quality of life, and minimizing the impact of this complex cardiac condition.

FAQ

What are the ECG findings in hypertrophic cardiomyopathy?

In hypertrophic cardiomyopathy (HCM), the ECG may show characteristic findings such as left ventricular hypertrophy, deep Q waves, ST-T wave abnormalities, and arrhythmias. These ECG patterns are essential for diagnosing and managing HCM.

How does the ECG aid in the diagnosis of hypertrophic cardiomyopathy?

The ECG plays a crucial role in diagnosing hypertrophic cardiomyopathy by revealing specific patterns associated with the condition. These patterns, such as asymmetrical septal hypertrophy and repolarization abnormalities, help differentiate HCM from other cardiac disorders.

What are the echocardiographic characteristics of hypertrophic cardiomyopathy?

Echocardiography provides valuable information about hypertrophic cardiomyopathy, including assessing ventricular wall thickness, identifying dynamic obstruction, and evaluating mitral valve function. It complements the ECG findings in diagnosing HCM.

How is cardiac MRI used in hypertrophic cardiomyopathy?

Cardiac MRI is a non-invasive imaging technique that provides detailed anatomical and functional information about the heart. It helps evaluate the extent of hypertrophy, detect scar tissue, assess myocardial function, and guide further management decisions in patients with HCM.

What are the latest management guidelines for hypertrophic cardiomyopathy?

The management of hypertrophic cardiomyopathy involves a multidisciplinary approach, considering medications, surgical interventions, and lifestyle modifications. The ECG findings play a crucial role in guiding treatment decisions and risk stratification according to current management guidelines.

How can genetic testing assist in hypertrophic cardiomyopathy?

Genetic testing plays a vital role in hypertrophic cardiomyopathy. It can identify specific gene mutations associated with HCM, aid in risk stratification, and provide valuable information for family screening and counseling.

What are the risk factors for hypertrophic cardiomyopathy?

Hypertrophic cardiomyopathy can be influenced by various risk factors, including age, family history, genetics, and other factors. Understanding these risk factors, along with ECG findings, can help in early detection, risk assessment, and timely management of HCM.

How does Acibadem Healthcare Group specialize in hypetrophic cardiomyopathy?

Acibadem Healthcare Group specializes in the diagnosis and management of hypertrophic cardiomyopathy, taking a multidisciplinary approach. Their team of experts utilizes ECG findings along with advanced diagnostic and treatment options to provide personalized care for HCM patients.

Are there any real-life case studies demonstrating ECG findings in hypertrophic cardiomyopathy?

Yes, this article includes real-life case studies that analyze ECG findings in hypertrophic cardiomyopathy. These case studies provide detailed insights into the different patterns and abnormalities observed in ECG tracings, highlighting their significance in the diagnosis and management of HCM.

What are the key takeaways concerning ECG findings in hypertrophic cardiomyopathy?

ECG findings play a crucial role in diagnosing and managing hypertrophic cardiomyopathy. Understanding the specific patterns seen on ECG, such as left ventricular hypertrophy and repolarization abnormalities, helps differentiate HCM from other cardiac disorders and guide treatment decisions. Ongoing research and advancements in ECG technology hold promise for further improving patient outcomes.


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