Part of the book: New Insights into Anxiety Disorders
In this chapter, after summarizing the concept and diagnosis of the Joint Hypermobility (Hyperlaxity), we review case control studies in two directions: Anxiety in Joint Hypermobility and Joint Hypermobility in Anxiety disorders, studies in nonclinical samples, review papers, and one incidence study. Collected evidence tends to confirm the strength of the association described two and a half decades ago. Common mechanisms involved include genetics, autonomic nervous system dysfunctions, and interoceptive and exteroceptive processes. Considering clinical and nonclinical data, pathophysiological mechanisms, and present nosological status, we suggest a new Neuroconnective phenotype in which together around a common core Anxiety-Collagen hyperlaxity, it includes five dimensions: behavioral, psychopathology, somatic symptoms, somatosensory symptoms, and somatic illnesses. Somatic illnesses include irritable bowel, dysfunctional esophagus, multiple chemical sensitivity, dizziness or unsteadiness (central vestibular pattern), chronic fatigue, fibromyalgia, glossodynia, vulvodynia, hypothyroidism, asthma, migraine, temporomandibular dysfunction, and intolerances or food and drug hypersensitivity. It is envisaged that new descriptions of anxiety disorders and also of some psychosomatic conditions will emerge and different nosological approaches will be required.
Part of the book: A Fresh Look at Anxiety Disorders