The "Chicken Pox in Pregnancy" - decision support system
(RCOG guidelines all grade C)
Decision support when the problem is
CONTACT
with CHICKENPOX.(Varicella)
Click if
INFECTION
is the problem.
Date of LMP
or scan EDD
or Date of actual delivery
Date of contact
Mother's past
history
of Varicella
None
Possible
Certain
Degree of contact with infected person -(or potential contact)
Details of exposure definitions
Household "face to face" for up to 5 mins
Indoor contact for 15 minutes or more
State of contact's rash at time of contact
Vesicular rash
Appeared within 48 hours of contact
All vesicles crusted over
Check out appearance of
vesicular rash
or
crusted rash
Antibody test done
Date of blood test
(Defaults to date of contact)
Check if antibody present - VZ IgG positive
VZ IgM positive
This calculator is for educational use. The decision support is incomplete. However what is presented is believed accurate. No responsibility for accuracy of the results is accepted by the author. Anyone with a little programming knowledge could complete all the possible options. David J R Hutchon BSc, MB, ChB, FRCOG Consultant Obstetrician, Memorial Hospital, Darlington, England.
Comments and suggestions are welcome and will be included in the comments section.
To E-MAIL me
CLICK HERE
at DJRHutchon@Postmaster.co.uk
.
On occassion a sibling has Varicella around the time mother and newborn baby are due for discharge from hospital. If the mother is immune to Varicella the risk to the newborn is minimal. However, if she is not immune the newborn and the mother should be given
VZ IgG.
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Details of
EXPOSURE
- A brief normal household contact of up to five minutes is not considered significant. Any thing more than this carries an increasing risk of contamination by the virus.
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RCOG Greentop Guidelines on chickenpox in pregnancy