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Porphyria cutanea tarda: pregnancy versus estrogen effect
1Department of Medicine, Staten Island University Hospital, NY 10305.
Journal of the American Academy of Dermatology
|August 1, 1994
Summary
Oral contraceptives worsened porphyria cutanea tarda in a young woman, but pregnancy did not. This suggests that orally administered estrogens, unlike those during pregnancy, can trigger this condition due to liver effects.
Area of Science:
- Hepatology
- Endocrinology
- Dermatology
Background:
- Porphyria cutanea tarda (PCT) is a metabolic disorder.
- Estrogen therapy is sometimes considered for managing certain conditions.
Observation:
- A young woman experienced worsening PCT symptoms while using oral contraceptives.
- The same woman did not experience PCT exacerbation during two pregnancies.
Findings:
- Oral ethinyl estradiol in contraceptives exacerbated PCT.
- Endogenous estrogens during pregnancy did not trigger PCT.
- The liver's first-pass metabolism of oral estrogens likely contributes to PCT exacerbation.
Implications:
- Oral estrogen medications require careful consideration in PCT patients.
- Pregnancy-related hormonal changes may have a different impact on PCT compared to oral estrogen therapy.
- Further research into the hepatic metabolism of estrogens and PCT is warranted.