Chronic pain is characterized by high psychological comorbidity, and diagnoses are symptom-based due to a lack of clear pathophysiological factors and valid biomarkers. We investigate if inflammatory blood biomarker signatures are associated with pain intensity and psychological comorbidity in a mixed chronic pain population. Eighty-one patients (72% women) with chronic pain (>6 months) were included. Patient reported outcomes were collected, and blood was analyzed with the Proseek Multiplex Olink Inflammation Panel (Bioscience Uppsala, Uppsala, Sweden), resulting in 77 inflammatory markers included for multivariate data analysis. Three subgroups of chronic pain patients were identified using an unsupervised principal component analysis. No difference between the subgroups was seen in pain intensity, but differences were seen in mental health and inflammatory profiles. Ten inflammatory proteins were significantly associated with anxiety and depression (using the Generalized Anxiety Disorder 7-item scale (GAD-7) and the Patient Health Questionnaire (PHQ-9): STAMBP, SIRT2, AXIN1, CASP-8, ADA, IL-7, CD40, CXCL1, CXCL5, and CD244. No markers were related to pain intensity. Fifteen proteins could differentiate between patients with moderate/high (GAD-7/PHQ-9 > 10) or mild/no (GAD-7/PHQ-9 < 10) psychological comorbidity. This study further contributes to the increasing knowledge of the importance of inflammation in chronic pain conditions and indicates that specific inflammatory proteins may be related to psychological comorbidity.
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http://dx.doi.org/10.3390/biomedicines11030713 | DOI Listing |
Expert Opin Pharmacother
January 2025
Obstetrics and Gynecology Department Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil.
Introduction: Endometriosis is a chronic inflammatory estrogen-dependent disease affecting 10% of women worldwide leading to chronic pelvic pain and infertility which may be treated clinically or surgically.
Areas Covered: Current literaure was reviewed using the keywords 'gonadotropin releasing hormone agonists (GnRHa),' 'endometriosis,' 'infertility' and 'chronic pelvic pain.' Relevant papers prioritizing randomized controlled clinical trials (RCT), systematic reviews, meta-analyses, as well as international guidelines were evaluated.
J Neurol
January 2025
Clinical and Molecular Epidemiology, IRCCS San Raffaele Roma, Rome, Italy.
Objectives: To determine whether extending anti-CGRP mAb treatment beyond 3 years influences migraine course, we analyzed migraine frequency during the first month of treatment discontinuation following three 12-month treatment cycles (Ts).
Methods: This multicenter, prospective, real-world study enrolled 212 patients with high-frequency episodic migraine (HFEM) or chronic migraine (CM) who completed three consecutive Ts of subcutaneous anti-CGRP mAbs. Discontinuation periods (D1, D2, D3) were defined as the first month after T1, T2, and T3, respectively.
J Clin Nurs
January 2025
The Cheryl Spencer Department of Nursing, Faculty of Social Welfare and Health Sciences, University of Haifa, Haifa, Israel.
Background: Patient self-care is established as improving outcomes, yet acute care in hospitals is provided such that patients tend to be passive recipients of care. Little is known about the extent and type of patient participation in treatment care tasks in acute hospital settings.
Aims: To map and synthesise available literature on self-performance of care tasks in acute hospital settings.
Pharmaceutics
January 2025
Multidisciplinary Laboratory of Scientific Evidence, University Center of Mineiros (Unifimes), Mineiros 75833-130, GO, Brazil.
Chronic Venous Insufficiency (CVI) is a progressive vascular condition characterized by venous hypertension and chronic inflammation, leading to significant clinical and socioeconomic impacts. This study aimed to evaluate the efficacy and safety of emerging pharmacological interventions for CVI, focusing on clinical outcomes such as pain, edema, cutaneous blood flow, and quality of life. Eligible interventions comprised new vasoprotective drugs, such as hydroxyethylrutoside, Pycnogenol, aminaphthone, coumarin + troxerutin, and Venoruton, compared to the standard therapy of diosmin and hesperidin.
View Article and Find Full Text PDFPharmaceutics
December 2024
Escuela Superior de Medicina, Instituto Politécnico Nacional, Ciudad de México 11340, Mexico.
Curcumin appears to be well tolerated and effective for managing chronic inflammatory pain, but its poor oral bioavailability has been a hurdle in its use as a therapeutic agent. The current study was performed to characterize a novel co-amorphous compound based on curcumin/L-arginine 1:2 (CAC12). : Stability, solubility and structural characterization of the CAC12 were carried out by spectrometry techniques and in vitro assays, whereas the antinociceptive and anti-inflammatory effects were evaluated by CFA or carrageenan models.
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