fetal inclusion

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1. the act of enclosing or the condition of being enclosed.
2. anything that is enclosed; a cell inclusion.
cell inclusion a usually lifeless, often temporary, constituent in the cytoplasm of a cell.
fetal inclusion a partially developed embryo enclosed within the body of its twin.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

fe·tal in·clu·sion

unequal conjoined twins in which the incompletely developed parasite is wholly enclosed in the autosite.
Farlex Partner Medical Dictionary © Farlex 2012

fetal inclusion

Malformed twins in which one, the parasite, is completely enclosed within the other, its host or autosite.
See: teratoma
See also: inclusion
Medical Dictionary, © 2009 Farlex and Partners
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