HCG Doubling Twins Calculator

Specialized calculator for twin pregnancy assessment

Twin Pregnancy Analysis

Twin Pregnancy Likelihood
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Doubling Time
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HCG Increase Rate
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Initial Level
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Final Level
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Twin Pregnancy Indicators

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Rapid Doubling
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📈
High HCG Levels
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🚀
Fast Rise
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Detailed Twin Assessment

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Multiple Pregnancy Breakdown

Probability distribution based on your HCG patterns

👶 Singleton —
👶👶 Twins —
👶👶👶 Triplets+ —

Twin Pregnancy HCG Reference

Typical Twin Doubling:
30-48 hours
Twin HCG at 4 weeks:
200-600 mIU/mL
Twin HCG at 5 weeks:
1,000-5,000 mIU/mL
Twin HCG at 6 weeks:
5,000-15,000 mIU/mL
High Twin Indicator:
<36 hour doubling