Eight patients are described in whom either hypersexuality (four cases) or change in sexual preference (four cases) occurred following brain injury. In this series disinhibition of sexual activity and hypersexuality followed medial basal-frontal or diencephalic injury. This contrasted with the patients demonstrating altered sexual preference whose injuries involved limbic system structures. In ...

BACKGROUND Hypersexuality is defined as an increase in libido. It is often confounded with sexual disinhibition and inappropriate sexual behavior directed against oneself or against others. It is described in 2.9 to 8% of patients living at home and in 3.8 to 7% of patients in institutions. The pathophysiology of hypersexuality is complex. Several brain areas are involved. The psychological fac...

Apart from sleep wake disorders, nowadays, modafinil is being prescribed for several psychiatric disorders including depression. Despite being reported as to be having very low abuse potential, cases of modafinil dependence had come to the limelight. In this case report, we describe a 35 year old man with bipolar affective disorder while in remission who developed modafinil dependence and later...

Hypersexuality has been defined as the subjective experience of loss of control over sexuality (Catalan and Singh, 1995). It is known to be associated with mood, impulse and compulsive disorder (Coleman and Kafka, 1991) and with biological factors such as brain injury involving septal nuclei (Gorman and Cummins, 1992) and dementia (Potocnik, 1992). Sexual addiction is synonymous with hypersexua...

Paraphilia can be defined as a condition in which the sexual excitement rely on fantasizing and/or participating unusual behaviour. The last decades have been rich with new studies investigating prevalence of paraphilic desires and behaviours among general population well clarifying boundary between normophilic. However, few focused interests' nomological network. project aimed to assess paraph...

In some areas of sex research, we note room for methodological improvement research practices. particular, in the field hypersexuality where societal norms have been influential, might advance goals objectivity research. We propose that should: firstly, take into account relevant subpopulations; secondly, use Item Response Theory (IRT) to construct item banks measurement instruments; and, third...

Hypersexuality is a rare but well recognized condition following brain injury. It has been described secondarily to dysfunction in the hypothalamus, the temporal and frontal lobes. We report a 63 year-old man that developed neuropsychological disturbances with hypersexuality as a prominent feature, disinhibition and moderate memory loss, hypersomnia and irritability after a bilateral paramedian...

INTRODUCTION Aberrant sexual behaviour such as hypersexuality or exhibitionism has been reported in patients with Parkinson's disease and its therapy. CASE PRESENTATION We report a case of a 67-year-old man with a 10-year history of Parkinson's disease, currently under therapy with L-dopa and bromocriptine, who presented with his wedding ring constricting the base of his penis. The ring could...