trophoblast

Physiology: - mesectodermal cell layer covering the blastocyst of the embryo - the trophoblast erodes the uterine mucosa & provides nourishment to the embryo from the mother - the trophoblast does not enter formation of the embryo itself but contibutes to the formation of the placenta Pathology: - gestational trophoblastic disease Laboratory: - invasive trophoblast Ag in serum/plasma

References

Stedman's Medical Dictionary 27th ed, Williams & Wilkins, Baltimore, 1999