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The role of genetic testing in diagnosing Fabry's disease and its overlapping with cardiomyopathies: a case series
Mustafa Suppah1, Hema Narayanasamy1, James Nelson1
1Division of Cardiovascular Medicine, Mayo Clinic Hospital, Phoenix, AZ 85054, USA.
Insights
Fabry disease, a genetic disorder, can mimic hypertrophic cardiomyopathy (HCM). Genetic testing is crucial for diagnosing Fabry disease in HCM patients, enabling personalized treatment and improved outcomes.
Area of Science:
- Genetics
- Cardiology
- Rare Diseases
Background:
- Fabry disease is an X-linked lysosomal storage disorder.
- It presents with cardiac manifestations similar to hypertrophic cardiomyopathy (HCM).
- Distinguishing Fabry disease from HCM is critical for appropriate patient management.
Background:
Fabry's disease, an X-linked lysosomal storage disorder, shares cardiac manifestations with hypertrophic cardiomyopathy (HCM). We underscore the importance of considering Fabry's disease as a differential diagnosis in HCM patients, highlighting genetic testing's role in cardiomyopathy evaluation.
Case Summary:
Three male patients with left ventricular hypertrophy were initially diagnosed with HCM but were later found to have Fabry's disease through genetic testing. Atypical features such as renal dysfunction and conduction abnormalities raised suspicion. Genetic testing confirmed diagnosis, guiding tailored management.
Discussion:
Fabry's disease poses diagnostic challenges due to its resemblance to HCM. Genetic testing enables precise diagnosis and personalized management, especially in cases with atypical presentations. Early recognition and intervention, facilitated by genetic testing, can improve patient outcomes in Fabry's disease.
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