In a diagnostic matchmaking group exercise the expert twins (Kohat, Bannu, Timergarra) and recipient twins (Khar, Miranshah, Sadda and Parachinar) agreed on sub-areas of twinning
Factors influencing the 'twinning
rate': maternal family history of twins, mother's age, maternal height/weight, number of previous pregnancies, race, assisted conception.
Assessing the likelihood of a chromosomal abnormality (aneuploidy) in a multiple gestation is complicated by differences in twinning
mechanisms (chorionicity versus zygosity) and by the increasing rate of dizygotic twinning
with advancing maternal age.
Being a twin, and experiencing what Schave and Ciriello (1983) termed the twinning
bond, carries both advantages and liabilities.
is a formal, substantive collaboration between two organizations.
Topics include: the special relationship twins share; the unusual language patterns of twins; what twins tell us about cooperation and competition; what losing a twin reveals about grieving; pseudo twins--unrelated siblings who are reared together; the role of fertility treatments in twin and "twinlike" conceptions; how conjoined twins view their coexistence; twins and clones; twins in the courtroom; twinning
in the nonhuman animal kingdom; and facts and fallacies of being a twin.
:' says Kenneth Lyons Jones, a pediatrician at the University of California, San Diego.