Infection is usually of embryo in first trimester before formation of placenta which is a barrier of infection.
Transplacental infection are pathogens and may pass through placenta and involve the foetus.
Congenital infection is an important cause of unfavourable outcome of pregnancy,that depends on nature and severity of infection and period of pregnancy when infection occurs.Can result in:
-abortion
-sillbirth (intrauterine death of foetus)
-congenital anomalies
-congenital disease (syphilis,rubella syndrom,hepatitis,AIDS).
Type of Congenital Infection and Features:
1.Syphilis:
Is transplacental transmitted from 4th month of pregnancy to time of delivery.
Causes unfavourable outcome: repeated abortion,intrauterine death of foetus,liveborn with congenital deformities and neonatal mortality,liveborn with congenital disease.
2.Viral Infections:
May occur at any time of pregnancy.
Particularly risky during 1st trimester.
3.Rubella:
Early infection cause abortion or congenital anomalies.
Later infection: intrauterine death of foetus,liveborn with congenital disease.
4.Hepatitis B Virus:
Is a congenital infection from HBs agents positive pregnant.
Infected liveborn is exposed to sequeles.
5.HIV:
The infant is infected and become infectious.
6.Other virusus: mumps,varicella,etc.
7.Toxoplasma:
Is a recent,not past infection of the pregnant.
In utero infection causes unfavourable outcome,lethal and sublethal.
Can determinate anomalies of retina.
Important inutero infections causing congenital disease are: syphilis,rubella syndrome and AIDS.
Present your self to the doctor for tests and examination if you decide to become mother!
If you suffer of any type of disease consult the doctor in case of pregnancy!
Have a safe sexual life,protect yourself against any infectious transmitted disease!
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