Since human prolactin was isolated and characterized 13 years ago, the study of the control of prolactin secretion has been intensive. Hyperprolactinaemia is the most commonly identifiable hypothal- amic pituitary disorder1,2. The dominant inhibitory nature of hypo- thalamic control of prolactin secretion may be the reason that hyperprolactinaemia is such a common condition. During the PClst decade two separate therapeutic approaches to the management of hyperprolactinaemia have been introduced: transsphenoidal selec- tive pituitary microsurgery and medical therapy to suppress prolactin...

A. A. Haspe/s It is with pleasure that I welcome you, on behalf of Professor Rolland and myself, to Amsterdam for this International Symposium on 'Benefits and Risks of Hormonal Contraception'. As a means offamily planning the pill is about 25 years old - a timespan which has been characterized by an enormous increase in public interest and concern with family health and family-planning. Undoubtedly we have learned a lot over the last 25 years. As you see in Figure 1, in the seventies in Holland relatively more fertile women used the pill than in any other country in the world. In 1974 new...