. A study of the causes underlying the origin of human monsters : third contribution to the study of the pathology of human embryos . Fig. 261a.—External view of specimen. Three-fifths natural size. No. i.] ORIGIN OF HUMAN MONSTERS. 257 The ruptured and distorted foetus, which no doubt had beendead for a long time, is imbedded in a mass of granularmagma. Sections of the placenta show that the villi and chorion arevery fibrous and almost devoid of syncytium. The umbilicalcord is somewhat fibrous, with blood-vessels within filled with. Fig. 261b.—Foetus within its membranes. Reduced. blood. The


. A study of the causes underlying the origin of human monsters : third contribution to the study of the pathology of human embryos . Fig. 261a.—External view of specimen. Three-fifths natural size. No. i.] ORIGIN OF HUMAN MONSTERS. 257 The ruptured and distorted foetus, which no doubt had beendead for a long time, is imbedded in a mass of granularmagma. Sections of the placenta show that the villi and chorion arevery fibrous and almost devoid of syncytium. The umbilicalcord is somewhat fibrous, with blood-vessels within filled with. Fig. 261b.—Foetus within its membranes. Reduced. blood. The decidua contains large sinuses and is also wellfilled with round cells. The tissues of the hand and skin are somewhat infiltratedwith round cells, but other changes within them are notmarked. It appears as if the embryo died quite suddenly, andtherefore there are no marked tissue reactions. No. 262. Mole, 80 x 15 x 15 Giering, Baltimore. The specimen was several days old when it came into myhands and was then hardened in formalin. The interior is 258 MALL. [Vol. XIX.


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