. A study of the causes underlying the origin of human monsters : third contribution to the study of the pathology of human embryos . Fig. 302.—Section of the embryo. X 16 times. No. i.] ORIGIN OF HUMAN MONSTERS. 293 Within the chorion there is a vesicle (amniotic) one centi-meter in diameter imbedded in much magma reticule. Thisin turn is filled with granular magma, in which there is anembryo about 3^2 weeks old. The umbilical vesicle is de-generated and lies in the reticular magma. The blood-vessels and tissues of the embryo are gorgedwith blood and the outlines of the organs are obliterated
. A study of the causes underlying the origin of human monsters : third contribution to the study of the pathology of human embryos . Fig. 302.—Section of the embryo. X 16 times. No. i.] ORIGIN OF HUMAN MONSTERS. 293 Within the chorion there is a vesicle (amniotic) one centi-meter in diameter imbedded in much magma reticule. Thisin turn is filled with granular magma, in which there is anembryo about 3^2 weeks old. The umbilical vesicle is de-generated and lies in the reticular magma. The blood-vessels and tissues of the embryo are gorgedwith blood and the outlines of the organs are obliterated. Thebrain is solid and the spinal cord is distended and eye vesicle and lens are nearly destroyed. The umbilicalcord is very short and wide, without marked blood-vessels,but it is infiltrated with round cells. No. 304. Ovum, 15x7x6 Hunner. Brodel Collection. The specimen is surrounded by some of the decidua andmuch mucus, which is well infiltrated with leucocytes. The. Fig. 304a.—Photograph of half the ovum containing the embryo. X 4 times. villi and chorion are apparently normal, with remnants ofblood-vessels within them, and they are covered with an activesyncytium. The decidua is encircled with pus and fragments 294 MALL. [Vol. XIX.
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