Requests for prenatal or preimplantation diagnosis should always be referred and announced in advance to a clinical genetics service.
Religion, ethnic group, gravidity and sex of previous babies were not found to significantly influence the women's reasons for requesting for prenatal ultrasound scan.
Five women (2.1%) wanted to know about the gestational age of their fetuses and 1 woman (0.5%) requested for prenatal ultrasound scan to find out about the position of the placenta.
The commonest reason for requesting for prenatal ultrasound scans was to check for fetal viability in 144 women (64.7%) of the respondents, followed by fetal gender determination in 50 women (22.6%. Other reasons were to check for number of fetuses, fetal age and placental location.
The usual severity of these diseases, the recurrence risk, usually high though being difficult to predict at the individual level, in offspring from heteroplasmic carriers [Chinnery et al., 1998], and the absence of efficient therapy, commonly result in a request from at-risk couples for prenatal (PND) or preimplantation diagnosis (PGD).
Lawmakers approved about $855 million requested by Gov. George E. Pataki, including $5.7 million for prenatal care for immigrants.
It ranges from their perception on safety, the benefit and limitations and their personal reasons for requesting prenatal scan [ 4].
Multivariate analysis was performed using logistic regression model to identify likely biosocial predictors such as age, ethnic group, religion, occupation and education on the two most common reasons for requesting prenatal ultrasound, which were fetal viability and gender determination.
Sonogram machines for prenatal care are a frequent request, as are anesthesia units.
Currently, there is no national protocol for prenatal screening programme in Nigeria; the request is often on the initiative of the attending healthcare provider.
