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alpha-fetoprotein and screening markers of congenital disease
S G Sundaram1, P J Goldstein, S Manimekalai
1Sinai Hospital of Baltimore, Maryland.
Insights
Alpha-fetoprotein (AFP) is a fetal protein measured in maternal serum for predicting fetal abnormalities. Elevated AFP levels can also indicate certain malignant conditions in adults.
Area of Science:
- Biochemistry
- Clinical Medicine
- Oncology
Background:
- Alpha-fetoprotein (AFP) is synthesized by the fetal liver and yolk sac.
- AFP shares functional similarities with albumin in adult circulation.
- Its presence in maternal serum during pregnancy is a key diagnostic marker.
Purpose of the Study:
- To summarize current clinical knowledge regarding Alpha-fetoprotein (AFP).
- To explore the diagnostic applications of AFP measurements.
- To highlight AFP's role in predicting fetal abnormalities and detecting cancers.
Main Methods:
- Review of existing clinical literature on AFP.
- Analysis of AFP's physiological production and function.
- Examination of AFP's utility in prenatal screening and oncology.
Main Results:
- AFP levels in maternal serum are indicative of fetal development and potential abnormalities.
- Elevated AFP is associated with specific types of malignancies.
- AFP serves as a valuable biomarker in both obstetrics and oncology.
Conclusions:
- AFP measurement is crucial for prenatal diagnosis of fetal conditions.
- AFP is a significant indicator in the diagnosis and monitoring of certain cancers.
- Understanding AFP's clinical applications is vital for medical practitioners.
Abstract:
Alpha-fetoprotein (AFP) is produced in the gut and liver during fetal life and appears to act like albumin in the adult. Because AFP appears in the maternal circulation during pregnancy, interest has been focused on its measurement in maternal serum to predict fetal abnormality. In addition, AFP, as an embryonic product, is elevated in certain malignant states. This article provides a summary of current clinical knowledge of AFP and its applications.