gonococcus
gonococcus
introduction
the gonococcus (
Neisseria gonorrhoeae) is an obligate aerobe, bean-shaped diplococcus, fastidious, oxidase +ve
Gram -ve coccoid discovered in 1879
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in 2018, WHO estimates that 78 million people worldwide are infected with gonorrhea each year, with almost 1 million new cases in USA each year
the European Centre for Disease Prevention and Control reported that in 2017, there were 75 cases of gonococcal disease per 100,000 people in the UK - 3x higher than the average rate in Europe (next highest rate is Ireland at 47 cases/100,000, then Iceland and Scandinavia and Malta), UK accounts for 55% of cases in Europe with 49,000 cases reported in Britons (10% are in France, 9% in Spain, 8% in Netherlands). Cases increased by 51% from 2013-2017 and is thought to be a signal of the prevalence sex without condoms, and almost half of cases were in gay men.
sexual contact may result in either:
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pharyngitis via oral sex or via tongue kissing (French kissing)
proctitis via anal sex
urethritis with purulent urethral discharge (gonorrhoea or “the clap”)
prostatitis
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conjunctivitis
10% of cases are thought to be asymptomatic
neonates may develop conjunctivitis
disseminated infections can occur, resulting in endocarditis, meningitis or gonococcal dermatitis-arthritis syndrome.
antibiotic resistance
gonococcus.txt · Last modified: 2019/05/10 16:54 (external edit)