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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
2006-2-3
pubmed:abstractText
We studied history, renal histopathology and microbiology of an epidemic of acute glomerulonephritis associated with throat infections and uncommon culture results in four neighbour families. A 40-year-old man (index patient) was referred to a university hospital for dialysis and kidney biopsy due to a suspected acute glomerulonephritis. An acute tonsillitis had preceded the condition. Penicillin treatment had been started four days before the discovery of renal failure. Throat swabs were positive for beta-hemolytic streptococci, group C (GCS). GCS were also found in throat cultures from his wife and two of their children. The bacteria were typed as Streptococcus constellatus. A third child had S. constellatus expressing Lancefield antigen group G. A neighbour and two of his children fell ill the following week with renal involvement. Throat swabs from both these children were positive for S. constellatus. His third child had erythema multiforme and S. constellatus in the throat while a fourth child had beta-hemolytic streptococci group A; Streptococcus pyogenes. Kidney biopsies on the index patient and his neighbour showed an acute diffuse prolipherative glomerulonephritis compatible with acute post-streptococcal nephritis and microbiological analysis of renal tissue revealed in both cases S. pyogenes and S. constellatus. The families had had much contact and had consumed unpasteurized milk from our index patient's farm. In four of seven persons in two additional neighbouring families S. constellatus was found in throat swabs during the same month while two persons carried Streptococcus anginosus expressing the Lancefield C antigen. In conclusion spread of S. constellatus coincided with the occurrence of four cases of acute glomerulonephritis. The two biopsied patients had both S. pyogenes and S. constellatus present in renal tissue. The epidemic either suggested that the outbreak of glomerulonephritis was due to S. pyogenes but coincided with the transmission and colonization of S. constellatus or that the S. constellatus strains were highly pathogenic or nephritogenic and that this organism can be transmitted in such cases.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0300-9734
pubmed:author
pubmed:issnType
Print
pubmed:volume
110
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
217-31
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed-meshheading:16454159-Acute Disease, pubmed-meshheading:16454159-Adolescent, pubmed-meshheading:16454159-Adult, pubmed-meshheading:16454159-Bacterial Proteins, pubmed-meshheading:16454159-Biopsy, pubmed-meshheading:16454159-Child, pubmed-meshheading:16454159-Child, Preschool, pubmed-meshheading:16454159-DNA, Bacterial, pubmed-meshheading:16454159-Environment, pubmed-meshheading:16454159-Female, pubmed-meshheading:16454159-Glomerulonephritis, pubmed-meshheading:16454159-Humans, pubmed-meshheading:16454159-Male, pubmed-meshheading:16454159-Pedigree, pubmed-meshheading:16454159-Rural Population, pubmed-meshheading:16454159-Streptococcal Infections, pubmed-meshheading:16454159-Streptococcus constellatus, pubmed-meshheading:16454159-Streptococcus pyogenes, pubmed-meshheading:16454159-Time Factors, pubmed-meshheading:16454159-Tonsillitis
pubmed:year
2005
pubmed:articleTitle
Acute glomerulonephritis associated with streptococcus pyogenes with concomitant spread of streptococcus constellatus in four rural families.
pubmed:affiliation
Department of Nephrology, University Hospital of Linköping, Sweden. gabriel.almroth@lio.se
pubmed:publicationType
Journal Article, Case Reports, Research Support, Non-U.S. Gov't