Medical Disorder of Pregnancy

Medical Disorder of Pregnancy
      

• Placenta Previa : Preponderance of Male Sex at Birth
  Demissie K, Brakenridge MB, Joseph L, et al ( Univ of Medicine and Dentisty of New Jersy-Robert Wood Johnson Med School, New Brunswick, McGill Univ, Montreal )
  Am J Epidemiol 149; 824-830, 1999
  
  This  is a meta- analysis of seven published reports on this topic. It revealed a 14% excess of placenta previa when women were carrying a viable male fetus versus a viable female fetus during pregnancy.
  
  It concludes that women carrying male fetuses have a higher risk of placenta previa.
  

• Elective Caesarean – Section Verses Vaginal Delivery in Prevention of vertical HIV – 1 Transmission : A randomised Clinical Trial
  Parazzini F, for the European Mode of Delivery Collaboration ( Istituto Mario Negri, Milano, Italy )
  Lancet 353; 1035 – 1039, 1999
  
  Infection was documented in 1.8% of the infants in the caesarean group and 10.5% in the vaginal delivery group in this randomised clinical study of 436 women who had a confirmed diagnosis of HIV-1
  
  The authors conclude that elective caesarean section Significantly reduces the risk of mother – to - child transmission of HIV infection and does not increase the risk of maternal complications