2017
COL6A5 variants in familial neuropathic chronic itch
Martinelli-Boneschi F, Colombi M, Castori M, Devigili G, Eleopra R, Malik RA, Ritelli M, Zoppi N, Dordoni C, Sorosina M, Grammatico P, Fadavi H, Gerrits MM, Almomani R, Faber CG, Merkies IS, Toniolo D, Network F, Cocca M, Doglioni C, Waxman S, Dib-Hajj S, Taiana M, Sassone J, Lombardi R, Cazzato D, Zauli A, Santoro S, Marchi M, Lauria G. COL6A5 variants in familial neuropathic chronic itch. Brain 2017, 140: 555-567. PMID: 28073787, DOI: 10.1093/brain/aww343.Peer-Reviewed Original ResearchConceptsChronic itchSmall fiber neuropathyJHS/EDS-HT patientsJoint hypermobility syndrome/Ehlers-Danlos syndrome hypermobility typeNew candidate therapeutic targetsIntraepidermal nerve fiber densityEhlers-Danlos syndrome hypermobility typeEDS-HT patientsNonsense variantNerve fiber densitySkin of patientsCandidate therapeutic targetUnrelated sporadic patientsWhole-exome sequencingItch reliefNeuropathic itchDiabetic patientsHypermobility typeSomatosensory pathwaysHealthy controlsSkin biopsiesSide effectsTherapeutic targetPatientsSporadic patients
2014
Paroxysmal itch caused by gain-of-function Nav1.7 mutation
Devigili G, Eleopra R, Pierro T, Lombardi R, Rinaldo S, Lettieri C, Faber C, Merkies I, Waxman S, Lauria G. Paroxysmal itch caused by gain-of-function Nav1.7 mutation. Pain 2014, 155: 1702-1707. PMID: 24820863, DOI: 10.1016/j.pain.2014.05.006.Peer-Reviewed Original ResearchConceptsIntraepidermal nerve fiber densityNerve fiber densityFiber densityAutonomic cardiovascular reflexesFunction Nav1.7 mutationsNerve conduction studiesManifestations of allergyQuantitative sensory testingParadoxical heat sensationProfile assessmentConsequence of diseaseNav1.7 sodium channelCardiovascular reflexesPregabalin treatmentAutonomic testsConduction studiesNav1.7 mutationPain thresholdClinical pictureSystemic diseaseSomatosensory pathwaysSkin biopsiesIndex patientsSensory testingSpicy foods