Renpenning's syndrome

From WikiMD's Wellness Encyclopedia

X-linked recessive

Renpenning's syndrome is a rare genetic disorder characterized by intellectual disability, microcephaly, and distinctive facial features. It is an X-linked recessive condition, meaning it primarily affects males, while females are typically carriers of the mutation.

Signs and Symptoms[edit | edit source]

Individuals with Renpenning's syndrome often present with the following features:

  • Intellectual disability: Ranging from mild to severe.
  • Microcephaly: A smaller than average head size.
  • Distinctive facial features: These may include a long face, a prominent nose, and large ears.
  • Short stature: Affected individuals may be shorter than average.
  • Hypogonadism: Underdeveloped reproductive organs in males.

Genetics[edit | edit source]

Renpenning's syndrome is caused by mutations in the PQBP1 gene located on the X chromosome. The PQBP1 gene is involved in RNA processing and transcription regulation. Mutations in this gene disrupt normal brain development and function, leading to the symptoms observed in affected individuals.

Diagnosis[edit | edit source]

Diagnosis of Renpenning's syndrome is based on clinical evaluation, family history, and genetic testing. Molecular genetic testing can identify mutations in the PQBP1 gene, confirming the diagnosis.

Management[edit | edit source]

There is no cure for Renpenning's syndrome, and treatment is primarily supportive. Management strategies may include:

History[edit | edit source]

Renpenning's syndrome was first described by Hans Renpenning in the 1960s. The condition was identified in a family with multiple affected males, leading to the recognition of its X-linked inheritance pattern.

See Also[edit | edit source]

References[edit | edit source]

External Links[edit | edit source]

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Contributors: Prab R. Tumpati, MD