1. Turner’s syndrome is a genetic disorder caused due to monosomy of X chromosome.
2. It was first described by H. H. Turner.
3. Turner’s syndrome is caused due to non-disjunction of sex chromosomes which takes place during gamete formation.
4. Chromosomal complement of Turner’s syndrome is 44 + XO, having a total of 45 chromosomes.
Symptoms of Turner’s syndrome are as follows:
1. Female phenotype.
2. Short stature with webbing of neck.
3. Low posterior hair line.
4. Secondary sexual characters fail to develop.
5. Mental retardation.
