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Cushing's disease in two sisters.

D F Gardner1, C O Barlascini, R W Downs

  • 1Department of Medicine, Medical College of Virginia, Richmond.

The American Journal of the Medical Sciences
|June 1, 1989
PubMed
Summary

This study reports the first documented cases of Cushing's disease in siblings, a rare pituitary disorder. The findings highlight a potential hereditary component in this endocrine condition.

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Area of Science:

  • Endocrinology
  • Genetics
  • Oncology

Background:

  • Hereditary Cushing's syndrome is rare, often linked to adrenal dysplasia.
  • Cushing's disease (pituitary-dependent bilateral adrenal hyperplasia) is occasionally seen with Multiple Endocrine Neoplasia Type I.
  • No previous reports exist of Cushing's disease in multiple first-degree relatives.

Observation:

  • Two sisters presented with symptoms of hypercortisolism within an eight-month period.
  • Diagnostic studies confirmed Cushing's disease in both individuals.
  • Neither patient showed signs of other endocrine overactivity syndromes.

Findings:

  • Both sisters were diagnosed with ACTH-secreting pituitary adenomas.
  • Transsphenoidal surgery confirmed the pituitary adenomas.
  • This represents the first reported instance of Cushing's disease in first-degree relatives.

Implications:

  • Suggests a potential genetic predisposition for Cushing's disease.
  • Warrants further investigation into familial clustering of pituitary adenomas.
  • May influence diagnostic approaches for patients with a family history of endocrine disorders.

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