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(split-out from placenta) |
(small tweak) |
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Line 1: | Line 1: | ||
'''Twin | '''Twin [[placenta]]s''' often come to the pathologist... even if they are normal. In these specimens, usually, the chorion is the key; the pathologist may be able to sort-out whether the twins are monozygotic (identical) or dizygotic (fraternal). | ||
== | ==Monozygotic vs. dizygotic== | ||
If no membrane between the fetuses. | If no membrane between the fetuses. | ||
*Split at approximately 7th day. | *Split at approximately 7th day. |
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