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18 weeks pregnant with twins, 1 had a unilateral choroid plexus cyst, trisomy 18 triple marker test, a scan advised done - Online Doctor Chats

Date : 21-Feb-2012
User rating for this question
Very Good Posted in: Child Health
Answered by

General & Family Physician
Practicing since : 2009
Answered : 675 Questions
Doctor :   hi
Doctor :   Good morning.
Doctor :   How can I help you?
User :   hi
User :   I am 18 weeks pregnant with twin pregnancy
Doctor :   Ok
User :   i had my 3d/4d anamoly scan done yesterday
Doctor :   Ok
User :   i had a few queries regarding my report
Doctor :   Proceed with your query?
User :   1 of the fetus had a unilateral choroid plexus cyst...measuring 0.7*0.8 mm
User :   in the brain
Doctor :   Ok
User :   what does this mean?
Doctor :   Let me explain.
Doctor :   Brain contains few spaces which are termed as ventricles.
User :   ok...
User :   ??
Doctor :   At certain locations of these ventricles, the layer of cells
Doctor :   is described as choroid plexus.
User : there something to worry
Doctor :   According to the reports mentioned, there is a developmental problem on this cells, leading to cyst formations.
User :   ok...
Doctor :   Often, such problems are associated with genetic abnormalities.
Doctor :   Hence you may need further evaluation.
User :   like...
User :   ok
Doctor :   It is a concerning problem.
User :   is it true that by the 2nd/3rd trimester these cysts usuaaly go away
Doctor :   Without ruling out genetic abnormalities, the seriousness of the problem is not defined clearly.
User :   ok
Doctor :   If the cyst are single and no associated genetic defects are present, then cyst may remain benign.
User :   ok...i have a follow up scan after 4 -5 weeks...
User :   is it to detect if any other abnormality is developed?
User :   what are the kind of genetic defects?
Doctor :   The follow up scan will check for the progress of the cyst, new cysts developing and look for other fetal defects also.
User :   ok... if none of the above is there...then nothing much to woory?
User :   or ...
Doctor :   Choroid plexus cyst is known to be associated with downs syndrome and other genetic defects.
User :   do they suggest a termination of the fetus?
User :   ok...i did my trisnomy 18 triple marker test..that is fine says my dr.
Doctor :   Trisomy 18 is the most common genetic defect associated with this condition.
Doctor :   If this has been ruled out by triple tests, then wait till the next scan.
Doctor :   If the scan are further suspicious, your doctor may order for amniocentesis for genetic analysis.
Doctor :   If a genetic study is abnormal, then termination would be better option of treatment.
Doctor :   So wait til your next scan, thing would be much clearer with those scans.
Doctor :   Do you follow?
User :   yes
Doctor :   Do you have any other query?
User :   also, what does - minimal further of the pelvicalyceal system....mean?
Doctor :   Pelvicalyceal system is part renal organ.
User :   kidney, right?
Doctor :   The urine collecting system of the kidney is sometimes referred to (on radiological diagnosis) as pelvicalyceal system.
User :   the report 1 fetus (the other one) the kidneys show minimal further of the pelvicalyceal system measuring 2-3 mm each which is of no clinical significance
Doctor :   Due you mean minimal fullness?
User :   yes
Doctor :   Fullness in the pelvicalyceal system often indicates that there could be an obstructive lesion which most often resolve on its own.
Doctor :   So not a worry at this point.
User :   ok...
User :   thanks!!!
Doctor :   Minimal fullness as mentioned in the scan is of little clinical significance now.
Doctor :   Do you have any other query?
User :   yes
User :   termination of twin fetus is safe till which week?
User :   selective termination of twin fetus is safe till which week?
Doctor :   Termination of pregnancy can considered till 24 weeks of pregnancy.
User :   after that is it not done?
Doctor :   However according to the law of this land, abortion after 12 weeks can be done only if there is a genetic defect proved.
Doctor :   Since you have crossed 12 weeks, you can discuss with your gynecologist over the course of next few weeks
Doctor :   of the possibility of genetic defect.
Doctor :   If found, you may opt termination of pregnancy.
User :   ok
Doctor :   Do you have any other query?
User :   no
User :   thanks a lot
Doctor :   Thanks for consulting me.
Doctor :   Bye for now.
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