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Published on: June 24, 2016
[Aromatase deficiency]
1Department of Biochemistry, Fujita Health University School of Medicine.
Abstract:
Aromatase, a key enzyme in estrogen synthesis, is tissue-specifically regulated in various tissues and plays an important role through endocrine and intracrine estrogen production in various physiological functions. Therefore, aromatase deficiency caused crucial impairments of physiological functions in the gonadal tissues as well as extra-gonadal tissues. Because aromatase is protective for androgenic exposure by catabolizing, virilization of a pregnant mother and pseudohermaphroditism of a baby girl consequently result from the deficiency. Similarly, because aromatase is productive for a multifunctional physiological factor, estrogens, impaired metabolisms of bone, carbohydrate, and fat etc. result from the deficiency. We discuss the etiology, clinical symptoms, and therapeusis by classifying it into two types of complete and incomplete aromatase deficiencies.
Insights
Aromatase deficiency impairs estrogen production, leading to gonadal and extra-gonadal issues, including virilization and pseudohermaphroditism. This summary covers aromatase deficiency
Area of Science:
- Biochemistry
- Endocrinology
- Genetics
Context:
- Aromatase is crucial for estrogen synthesis, impacting numerous physiological functions.
- Tissue-specific regulation of aromatase is vital for endocrine and intracrine estrogen production.
Purpose:
- To elucidate the consequences of aromatase deficiency.
- To categorize aromatase deficiency into complete and incomplete types.
- To discuss the etiology, clinical symptoms, and therapeutic strategies for aromatase deficiency.
Summary:
- Aromatase deficiency disrupts estrogen synthesis, causing significant impairments in both gonadal and extra-gonadal tissues.
- Clinical manifestations include virilization in pregnant mothers and pseudohermaphroditism in female infants due to impaired androgen catabolism.
- Metabolic dysfunctions affecting bone, carbohydrate, and fat are also observed.
Impact:
- Highlights the critical role of aromatase in maintaining physiological balance.
- Provides a framework for understanding and managing the diverse clinical presentations of aromatase deficiency.
- Informs potential therapeutic interventions for patients with complete or incomplete aromatase deficiencies.
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