Human fetal borreliosis, toxemia of pregnancy, and fetal death.

Case 1: A 24 year old woman (G 1, P 0, Ab 0) delivered a 2500 gram stillborn male fetus at term. Her prenatal care record was negative for factors associated with high risk pregnancy. No infections were diagnosed during the prenatal period. Case 2: A 22 year old woman (G 1, PO, Ab 0) delivered a 514 gram stillborn macerated female fetus at nineteen weeks gestation. Her antepartum course was complicated by toxemia of pregnancy which had its onset during the seventeenth week of pregnancy and was manifest by hypertension, albuminuria, facial edema, and peripheral edema. No infections wer diagnosed during the prenatal period. Case 3: A 37 year old woman (G 3, P 0, Ab 2) delivered a 490 gram stillborn male fetus showing mild maceration at twenty three weeks gestation. She had a chronic collagen disease in clinical remission during the pregnancy. The collagen disease was marked by episodes of fever, thrombocytopenia, anemia, arthritis, and lymphadenopathy and had been controlled with low dose oral prednisone. The patient was not receiving prednisone during the antepartum period. Amniocentesis was performed at the twentieth week of gestation and revealed a normal fetal karyotype. Toxemia of pregnancy had its onset during the twenty second week of gestation and was manifest as hypertension, and proteinuria. No infections were diagnosed during the prenatal period. Case 4: A 32 year old woman (G 2, P 0, Ab 1) delivered an 85 gram female fetus showing mild maceration at 15 weeks gestation. Her antepartum clinical record revealed no factors for a high risk pregnancy. No infections were diagnosed during the antepartum period.