Background Low vitamin D is implicated in various chronic pain conditions with, however,
inconclusive findings. Vitamin D might play an important role in mechanisms being involved in …

It is now widely recognized that in many chronic pain syndromes the intensity and severity
of individually perceived pain does not correlate consistently with the degree of peripheral …

Objective: This study aimed to analyze the associations among depressive and anxiety and
pain symptoms in patients diagnosed with chronic pain. Materials and Methods: Four …

… Egloff, et al reported that only 46% of FM-positive cases had widespread pain in a tertiary pain
clinic 4 . Egloff… 1.6, and is in contradistinction to the ratio of 0.78 reported by Egloff, et al 4 . …

… For this type of algometry, we used a standardized peg with a clamping force of exactly 10
N at an extension of 5 mm (Type Algopeg, size 78×10 mm, polypropylene and nickel, spring …

… In the subgroup not meeting the ACR 1990 criteria (n = 275), we found the following pain
diagnoses and their combinations: chronic cervical pain syndromes; atypical chronic limb …

Background Hypersensitivity of the central nervous system is widely present in pain patients
and recognized as one of the determinants of chronic pain and disability. Electronic …

Purpose Diagnostic criteria for fibromyalgia have been subject to debate and controversy
for many years. The preliminary diagnostic criteria introduced in 2010 and 2011 have been …

According to official Swiss data an increasing number of HIV-positive migrants reside in
Switzerland. The present study examined epidemiologic, clinical, and migration-specific …

Background Attentional deficits in patients with chronic pain are common and well studied.
Yet, few studies have examined the effects of chronic pain on more complex cognitive …