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Introduction to Language of Pathophysiology l

Pathophysiology investigates how biological mechanisms—typically starting at the cellular level—disrupt normal bodily functions. It bridges anatomy and physiology to explain the progression of disease. With this foundation, it is important to understand the following key terms used to describe disease processes: Diagnosis:The process of identifying a disease using clinical evaluation, including signs (objective evidence like rashes), symptoms (subjective experiences like pain), laboratory test...

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A Metadata Extraction Approach for Clinical Case Reports to Enable Advanced Understanding of Biomedical Concepts
07:50

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RASopathies: Clinical Diagnosis in the First Year of Life.

M C Digilio1, F Lepri, A Baban

  • 1Medical Genetics and Pediatric Cardiology, Bambino Gesù Pediatric Hospital, IRCCS.

Molecular Syndromology
|December 23, 2011
PubMed
Summary
This summary is machine-generated.

Early diagnosis of RASopathies in infants is challenging. Key early signs like heart defects, feeding issues, and skin anomalies can help differentiate these rare genetic disorders.

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Area of Science:

  • Genetics
  • Pediatrics
  • Clinical Medicine

Background:

  • Diagnosing RASopathies in early infancy is difficult due to delayed manifestation of key clinical features.
  • Early identification is crucial for timely management and improved outcomes in RASopathies.

Purpose of the Study:

  • To identify and characterize early clinical features of RASopathies within the first year of life.
  • To improve the diagnostic accuracy of RASopathies in neonates and infants.
  • To enhance understanding of the natural history of RASopathies.

Main Methods:

  • Retrospective review of clinical records from 57 molecularly confirmed RASopathy subjects.
  • Analysis focused on clinical data from the first year of life.
  • Correlation of specific clinical features with molecularly confirmed RASopathy subtypes.

Main Results:

  • Facial dysmorphia was universally present in all infants.
  • Congenital heart defects were prominent in Noonan and LEOPARD syndromes.
  • Feeding difficulties and motor delays were common in cardiofaciocutaneous and Costello syndromes.
  • Specific features like thin hair (SHOC2, BRAF), café-au-lait spots (LS, PTPN11), and keratosis pilaris (SOS1, SHOC2, BRAF) aided in differentiating subtypes.

Conclusions:

  • Certain clinical signs in the first year of life can suggest a RASopathy diagnosis.
  • Specific early manifestations, including congenital heart defects, feeding issues, developmental delays, and skin/hair anomalies, aid in distinguishing between different RASopathies.
  • Early clinical suspicion facilitates molecular confirmation and appropriate patient management.