A textbook of obstetrics . Fig- 380- — Prosopothoracopagus. Fig. 381.—Xiphopagus. Fig. 382.—Janiceps. relative size of fetal body and pelvic canal, but as a matter offact the large size of the fetus is usually discovered in practiceonly after prolonged delay when attempts at artificial delivery,especially by version, have tailed. By this time the fetus is com- ANOMALIES IN THE FORCES 01 LABOR. 509 monly dcatl, and should be delivered by embryotomy. Hut thepractitioner must be on his guard against futile attempts to de-liver an infant too large, even when mutilated, to pass throughthe pelvis. T
A textbook of obstetrics . Fig- 380- — Prosopothoracopagus. Fig. 381.—Xiphopagus. Fig. 382.—Janiceps. relative size of fetal body and pelvic canal, but as a matter offact the large size of the fetus is usually discovered in practiceonly after prolonged delay when attempts at artificial delivery,especially by version, have tailed. By this time the fetus is com- ANOMALIES IN THE FORCES 01 LABOR. 509 monly dcatl, and should be delivered by embryotomy. Hut thepractitioner must be on his guard against futile attempts to de-liver an infant too large, even when mutilated, to pass throughthe pelvis. The writer has seen, in consultation practice, severalmaternal deaths due to this cause. Premature Ossification of Cranium; Wormian Bones;* LargeHeads ; Malformations and Tumors of the Fetus.—No single rule. Fig. 3S3.—Dicephalus : neither head engaged. of treatment can be laid down for the management of these , version, or some form of embryotomy is usually de-manded. Spontaneous labor, however, is possible even in casesof monstrous bulk in which delivery through the birth-canal 1 Dr. Grace Peckara (New York Med. Record, April 14, 1888) has reportedthree still-births, attributed in each instance to the development of Wormian bones inthe smaller fontanel, and to the consequent interference with overlapping of the cra-nial bones at the sutures. This observation has not yet been verified by others. 5io THE PATHOLOGY OF 1 ABOR.
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Keywords: ., bookcentury1800, bookdecade1890, bookidtex, booksubjectobstetrics
