Bracelet creases among the twins were examined. A total of 42 pairs of twins (monozygotic twins-16 pairs, dizygotic like sex twins-20 pairs and dizygotic unlike sex twins-6 pairs) from the states of West Bengal and Madhya Pradesh of India were studied for this purpose. High discordance value in dizygotic twins in various types of bracelet creases is found to be sufficient to account for the hig...

“Everyone has the right to life so why should we kill one of our daughters to enable the other to survive?”* That question by the parents of conjoined twins, Mary and Jodie, who were so fused that any attempt to separate them would inevitably result in the death of Mary, stands as a challenge not only to their caregivers at St Mary’s Hospital in Manchester, England, but to all who confronted th...

BACKGROUND Subjective well-being (SWB) can be partitioned into the components life satisfaction and affect. Research on factors influencing these components of well-being has mainly focused on environmental characteristics. The aim of this study was to investigate the relative contribution of genes and environment to individual differences in life satisfaction in a large sample of Dutch twins a...

The 2001 honoring of Russian twin researcher, Dr. Inna V. Ravich-Shcherbo, at the Tenth International Congress on Twin Studies (ISTS), in London, brought timely recognition to an international colleague. It also marked an occasion for reflecting on the course of twin studies in Russia. Historical trends and current accomplishments are examined with an eye toward future developments. Next, the d...

They have been classed as identical twins because of their close resemblance both physically and mentally. Rose and May are an intelligent and cheerful pair of elderly women, indistinguishable to a stranger. They have often had the same illnesses at the same time, they object to being parted, and they tend to answer questions in unison. They went to school at about the age of five, always had t...

A Vietnam Era (1964-1975) Twin Registry of American male-male veterans born between 1939 and 1955 has been developed to provide a study sample for research evaluating the impact of Vietnam service on the medical and psychosocial aspects of health. In preparation for developing the Registry, several alternative sources of twins and methods for identifying twins were investigated. A computerized ...

Multifetal gestations are high-risk pregnancies involving higher perinatal morbidity and mortality, and are subject to unique complications including twin oligohydramnios-polyhydramnios sequence, twin-to-twin transfusion syndrome, acardiac twins, conjoined twins, co-twin demise, and heterotopic pregnancies. The purpose of this study is to describe the prenatal ultrasonographic and pathologic fi...

A case of conjoined twins with monocephalus, thoracopagus, partial abdominopagus, tetrabrachius and tetrascelus in lambs complicated with several defects of skeletal, cardiovascular, gastrointestinal, and urogenital systems is reported. The twins were dead and delivered by cesarean section. This case report highlights the detailed anatomical study of defects in different systems due to an abnor...