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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2002-1-9
pubmed:abstractText
The prevalence of rheumatologic symptoms in patients with mixed cryoglobulinaemia associated to chronic hepatitis C virus (HCV) infection was investigated. One hundred fourteen patients (96 female, mean age 63.5 years) with chronic HCV infection and cryoglobulinaemia were recruited. The presence, concentration, and type of cryoglobulins were tested by immunofixation. Rheumatoid factor (RF) and antinuclear antibody (ANA) were also measured. Rheumatological related symptoms were investigated by anamnesis and clinical evaluation. HCV genotype was determined by polymerase chain reaction (PCR) with genotype specific primer. Type II cryoglobulinaemia was identified in 39 cases and it was of type III in 58. HCV-RNA genotype was determined in 62 patients: 47 (76%) were infected by genotype1b, 8 (13%) by genotype 2a, while other genotypes were less common. RF and ANA were, respectively, present in 36 (31.5 %) and 4 (3.5 %) patients at low titre (RF < 50 UI/ml, ANA < 1:80). Of the 114 patients, 51 (44.7%) complained for rheumatological symptoms. The mean cryocrit value in these patients was 2,6 %, while in patients with HCV infection, liver disease, and cryoglobulinaemia without rheumatological symptoms the cryocrit value was lower than 0.5% in 50% of cases. It is concluded that patients with chronic HCV infection reported a wide variety of rheumatological manifestations, impairing their quality of life, with discrete frequency. These results suggest that HCV infection should be considered in the differential diagnosis of rheumatological symptoms of unknown origin.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
0146-6615
pubmed:author
pubmed:copyrightInfo
Copyright 2002 Wiley-Liss, Inc.
pubmed:issnType
Print
pubmed:volume
66
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
200-3
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed:year
2002
pubmed:articleTitle
Mixed cryoglobulinaemia and chronic hepatitis C virus infection: the rheumatic manifestations.
pubmed:affiliation
Department of Gastroenterology, Molinette Hospital, Turin, Italy. leone.nic@tiscolinet.it
pubmed:publicationType
Journal Article