Research and analysis

NOIDs causative agents: week 30 (week ending 28 July 2024)

Updated 20 December 2024

Applies to England and Wales

Laboratories in England have a statutory duty to notify the UK Health Security Agency of the identification of the following causative agents:

  • Bacillus anthracis
  • Bacillus cereus
  • Bordetella pertussis
  • Borrelia spp
  • Brucella spp
  • Burkholderia mallei
  • Burkholderia pseudomallei
  • Campylobacter spp
  • Carbapenemase-producing Gram-negative bacteria
  • Chikungunya virus
  • Chlamydophila psittaci
  • Clostridium botulinum
  • Clostridium perfringens
  • Clostridium tetani
  • Corynebacterium diphtheriae
  • Corynebacterium ulcerans
  • Coxiella burnetii
  • Crimean-Congo haemorrhagic fever virus
  • Cryptosporidium spp
  • Dengue virus
  • Ebola virus
  • Entamoeba histolytica
  • Escherichia coli O 157
  • Francisella tularensis
  • Giardia lamblia
  • Guanarito virus
  • Haemophilus influenzae (invasive)
  • Hanta virus
  • Hepatitis A
  • Hepatitis B
  • Hepatitis C
  • Hepatitis D
  • Hepatitis E
  • Influenza virus
  • Junin virus
  • Kyasanur Forest disease virus
  • Lassa virus
  • Legionella spp
  • Leptospira interrogans
  • Listeria monocytogenes
  • Machupo virus
  • Marburg virus
  • Measles virus
  • Mpox virus
  • Mumps virus
  • Mycobacterium tuberculosis complex
  • Neisseria meningitidis
  • Omsk haemorrhagic fever virus
  • Plasmodium falciparum
  • Plasmodium Knowlesi
  • Plasmodium Malariae
  • Plasmodium Ovale
  • Plasmodium Vivax
  • Polio virus
  • Rabies virus
  • Rickettsia spp
  • Rift Valley fever virus
  • Rubella virus
  • Sabia virus
  • Salmonella spp
  • SARS Coronavirus
  • Shigella spp
  • Streptococcus group A (invasive)
  • Streptococcus pneumoniae (invasive)
  • Varicella zoster virus
  • Variola virus
  • Vibrio cholerae
  • West Nile virus
  • Yellow fever virus
  • Yersinia pestis

Statutory notifications of causative agents, grouped by root organism

Totals for the current week compared to the previous 5.

Week notification received 2024/25 2024/26 2024/27 2024/28 2024/29 2024/30
Arboviruses            
West Nile Virus - - 1 - - -
Bacillus            
Bacillus cereus 13 18 32 21 20 19
Bordetella            
Bordetella pertussis 360 302 228 194 237 295
Borrelia            
Borrelia burgdorferi 46 34 35 41 35 45
Borrelia sp 1 6 6 7 8 6
Brucella            
Brucella melitensis - 1 1 - - -
Brucella sp 5 1 1 - 4 -
Campylobacter            
Campylobacter coli 53 45 51 48 51 50
Campylobacter curvus - - - - 1 -
Campylobacter fetus - - 1 - 1 1
Campylobacter jejuni 363 397 335 319 265 238
Campylobacter lari 3 2 - - 1 1
Campylobacter other named - - 2 1 1 -
Campylobacter sp 1,468 1,394 1,424 1,247 1,331 1,268
Campylobacter upsaliensis 1 - 1 1 1 2
Campylobacter ureolyticus (bacteroides corrodens) - - 1 3 - -
Chikungunya virus            
Chikungunya virus - 1 1 1 1 -
Clostridium            
Clostridium perfringens 35 30 42 31 28 40
Coronavirus            
Coronavirus 60 43 44 36 43 40
Human coronavirus 229e - - - 1 - -
SARS coronavirus - - - 3 - -
SARS-CoV-2 antibody indeterminate 140 79 55 38 121 122
SARS-CoV-2 antibody void - 2 - - - -
SARS-CoV-2 coronavirus (COVID-19) 3,125 3,328 3,026 3,421 3,965 3,483
SARS-CoV-2 coronavirus (COVID-19) indeterminate 56 89 59 68 121 85
SARS-CoV-2 IgG antibody negative 21 13 9 20 23 13
SARS-CoV-2 IgG antibody positive 131 103 151 98 122 94
SARS-CoV-2 total antibody negative 20 16 6 24 25 30
SARS-CoV-2 total antibody positive 56 58 66 86 82 81
Corynebacterium            
Corynebacterium diphtheriae - - - - 4 3
Corynebacterium ulcerans - 1 - 1 - -
Cryptosporidium            
Cryptosporidium cuniculus - - 1 - - -
Cryptosporidium hominis 12 16 11 17 17 5
Cryptosporidium meleagridis 2 2 - 2 - -
Cryptosporidium parvum 45 41 37 47 28 16
Cryptosporidium sp 37 30 21 25 24 69
Cryptosporidium ubiquitum - 1 1 1 - -
Entamoeba            
Entamoeba histolytica 2 - 2 1 1 2
Escherichia            
Escherichia coli O 157 22 18 11 13 12 7
Flaviviruses            
Dengue virus 10 8 6 2 5 8
Giardia            
Giardia sp 118 112 86 90 114 105
Haemophilus            
Haemophilus influenzae 59 65 68 71 54 64
Hepatitis viruses            
Hepatitis A 15 26 16 11 10 15
Hepatitis B 317 350 359 275 322 241
Hepatitis C 240 254 249 357 255 242
Hepatitis D 7 9 8 6 10 8
Hepatitis E 29 30 21 27 44 26
Influenza virus            
Influenza A 150 237 223 280 330 321
Influenza B 63 128 126 161 173 121
Influenza indeterminate 1 - - - - 1
Influenza ungrouped 2 - 3 1 6 5
Legionella            
Legionella longbeachae - - 1 1 - -
Legionella other named - 1 - - - -
Legionella pneumophila 8 4 9 6 14 6
Legionella sp 6 3 2 4 - 3
Leptospira            
Leptospira interrogans - - - - - 1
Listeria            
Listeria monocytogenes 4 7 3 4 4 4
Mycobacterium            
Mycobacterium tuberculosis 117 108 101 74 82 92
Neisseria            
Neisseria meningitidis 23 13 12 23 14 17
Orthopoxvirus            
Mpox virus 8 3 5 4 17 19
Paramyxoviruses            
Measles virus 40 60 71 48 50 57
Mumps virus 5 4 9 6 8 9
Plasmodium            
Plasmodium falciparum 2 - - - 1 1
Plasmodium ovale - 1 - - - -
Polyomavirus            
Polyomavirus BK 56 45 52 45 74 52
Polyomavirus JC 7 6 7 8 15 7
Polyomavirus untyped 16 23 8 17 17 13
Rickettsia            
Rickettsia sp - - 1 - - -
Rickettsia spotted fever 3 1 - - - -
Rickettsia tsutsugamushi - - 1 - - -
Rubella virus            
Rubella virus 1 2 2 - 3 3
Salmonella            
Other salmonellas 73 60 73 75 56 34
Salmonella agona - - 6 - - -
Salmonella bareilly - 6 - - - -
Salmonella chester - 5 - - - -
Salmonella enterica - - 7 - - -
Salmonella enteritidis 85 77 87 81 63 19
Salmonella heidelberg - - 5 6 - -
Salmonella infantis 6 - 5 - - -
Salmonella java 7 - - 5 5 -
Salmonella newport 6 5 7 7 - -
Salmonella saint-paul 7 9 - - - -
Salmonella sp 34 36 26 33 125 187
Salmonella stanley - 5 - - - -
Salmonella typhi and paratyphi 15 9 15 10 11 7
Salmonella typhimurium 51 34 34 30 18 8
Salmonella enterica - - - 6 - -
Shigella            
Shigella boydii 2 - 1 1 1 1
Shigella dysenteriae 1 - - - - -
Shigella flexneri 22 23 16 14 15 20
Shigella sonnei 32 21 12 24 23 18
Shigella sp 62 49 43 52 56 70
Streptococcus            
Streptococcus group A 63 50 72 56 60 50
Streptococcus pneumoniae 104 100 94 82 82 71
Vibrio            
Vibrio cholerae 1 - 1 1 1 1

Carbapenemase-producing Enterobacterales (CPE)

For all Carbapenemase-producing Gram-negative organisms, the reports are de-duplicated by first mention of organism species and resistance mechanism by person in a rolling 52-week period.

Note: the numbers presented here do not include specimens that have been referred to the AMRHAI Reference Unit.

Week notification received 2024/25 2024/26 2024/27 2024/28 2024/29 2024/30
Citrobacter              
Citrobacter spp IMP 1 - - - 1 1
  KPC 2 - 1 3 - 1
  NDM - 2 2 - 1 1
  OXA48 2 3 2 2 - 1
  VIM - - 3 1 - -
Enterobacter              
Enterobacter cloacae complex IMP 6 2 3 3 - 1
  KPC 3 5 1 3 3 5
  NDM 2 6 5 7 7 2
  OXA48 3 1 3 3 1 1
  Other 1 1 3 - - -
Other enterobacter spp IMP 3 - 1 - 1 -
  NDM 3 2 1 2 2 -
  OXA48 1 - - - - -
  VIM 1 - - 1 - -
Escherichia              
Escherichia coli IMP 6 4 - - 1 -
  KPC 13 7 8 12 6 4
  NDM 23 15 17 10 16 5
  OXA48 15 24 19 22 16 7
  VIM - 1 2 2 - -
  Other 1 2 1 1 1 3
Escherichia hermannii OXA48 - - - 1 - -
Klebsiella              
Klebsiella aerogenes IMP - 1 - - - -
  KPC 1 - 1 - - -
  NDM - - - - 1 -
Klebsiella oxytoca KPC 1 - 1 1 - 1
  OXA48 2 - 2 - - -
  VIM - 1 - 1 1 -
Klebsiella pneumoniae IMP 3 3 - 2 2 2
  KPC 15 15 24 16 15 7
  NDM 12 10 10 6 4 4
  OXA48 8 15 11 9 16 5
  VIM 2 3 3 1 1 -
  Other 3 2 2 2 3 -
Klebsiella variicola KPC 1 - - 1 - 1
  NDM - - - - - 1
  OXA48 - 1 - - - -
Other klebsiella spp KPC - 1 - - - -
  OXA48 - 1 - 1 1 -
Proteus              
Proteus mirabilis NDM 1 - 2 - 1 -
  OXA48 2 - - - - -
  Other - - 1 - - -
Serratia              
Serratia marcescens/ureilytica OXA48 - - 1 - - -

Other carbapenemase-producing Gram-negative organisms

For all Carbapenemase-producing Gram-negative organisms, the reports are de-duplicated by first mention of organism species and resistance mechanism by person in a rolling 52-week period.

Note: the numbers presented here do not include specimens that have been referred to the Antimicrobial Resistance and Healthcare-Associated Infections (AMRHAI) Reference Unit.

Week notification received 2024/25 2024/26 2024/27 2024/28 2024/29 2024/30
Acinetobacter              
Acinetobacter baumannii NDM - - - 1 - 1
Acinetobacter calcoaceticus/baumannii complex NDM - - 1 - - -
Other acinetobacter spp NDM - - 1 1 - -
Pseudomonas              
Pseudomonas aeruginosa NDM 1 2 3 1 - -
  VIM - 1 3 1 - -
  Other 1 2 1 1 2 -
Pseudomonas monteilli VIM 1 - - 1 - -
Pseudomonas putida group VIM 1 1 - - - -
Other pseudomonas spp VIM 1 - - - - -
Other              
  IMP - - - - 1 -
  NDM - 1 1 1 1 -
  OXA48 1 - - - - -
  VIM - - 1 - - -