Research and analysis

NOIDs causative agents: week 49 (week ending 8 December 2024)

Updated 23 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 spp
  • 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

1. Statutory notifications of causative agents, grouped by root organism

Totals for the current week compared to the previous 5.

Week notification received 2024/44 2024/45 2024/46 2024/47 2024/48 2024/49
Bacillus            
Bacillus cereus 13 14 21 25 21 14
Bordetella            
Bordetella pertussis 53 39 28 31 48 26
Borrelia            
Borrelia burgdorferi 51 40 18 34 26 25
Borrelia sp 2 5 5 6 1 11
Brucella            
Brucella melitensis - 1 - 1 - -
Brucella sp - 7 1 - 4 -
Burkholderia            
Burkholderia pseudomallei - - - 1 - -
Campylobacter            
Campylobacter coli 54 42 30 35 31 35
Campylobacter fetus - 2 1 2 - -
Campylobacter jejuni 410 393 332 358 305 221
Campylobacter other named 1 5 - 1 3 -
Campylobacter rectus - - 1 - - 1
Campylobacter sp 1,383 1,122 1,126 1,019 932 1,003
Campylobacter upsaliensis - - - - 1 -
Campylobacter ureolyticus (bacteroides corrodens) 1 - 1 3 1 -
Chikungunya virus            
Chikungunya virus - 1 - 2 - 1
Clostridium            
Clostridium perfringens 52 33 21 25 38 46
Coronavirus            
Coronavirus 33 30 27 42 37 68
Human coronavirus hku1 - - - - - 1
SARS coronavirus - 1 - - - -
SARS-CoV-2 antibody indeterminate 95 78 50 35 36 2
SARS-CoV-2 antibody void - 2 16 - - -
SARS-CoV-2 coronavirus (COVID-19) 2,372 1,592 1,135 1,206 1,057 1,210
SARS-CoV-2 coronavirus (COVID-19) indeterminate 97 82 78 94 115 72
SARS-CoV-2 IgG antibody negative 28 10 16 13 15 9
SARS-CoV-2 IgG antibody positive 144 103 92 131 88 94
SARS-CoV-2 total antibody negative 4 20 11 7 10 10
SARS-CoV-2 total antibody positive 51 44 32 39 26 48
Corynebacterium            
Corynebacterium diphtheriae 2 4 3 3 3 3
Corynebacterium ulcerans - - - 1 1 -
Coxiella            
Coxiella burnetii - 2 - - - -
Cryptosporidium            
Cryptosporidium cuniculus 1 1 - - - -
Cryptosporidium hominis 42 33 16 4 6 3
Cryptosporidium meleagridis 1 - - - - -
Cryptosporidium parvum 73 67 30 26 27 21
Cryptosporidium sp 43 45 72 85 109 104
Cryptosporidium ubiquitum 1 - 1 - - -
Entamoeba            
Entamoeba histolytica - 1 4 2 4 -
Escherichia            
Escherichia coli O 157 13 14 11 9 21 10
Flaviviruses            
Dengue virus 2 5 5 8 7 5
Francisella            
Francisella tularensis 1 - - - - -
Giardia            
Giardia sp 128 96 95 127 110 101
Haemophilus            
Haemophilus influenzae 68 76 69 70 73 65
Hepatitis viruses            
Hepatitis A 14 12 16 12 11 21
Hepatitis B 358 279 314 306 287 249
Hepatitis C 350 261 265 278 274 246
Hepatitis D 13 8 9 6 12 5
Hepatitis E 47 34 35 32 31 37
Influenza virus            
Influenza A 1,464 836 1,081 1,864 3,289 5,573
Influenza B 140 77 111 122 155 233
Influenza indeterminate - - - 2 2 7
Influenza ungrouped 24 16 20 39 96 179
Legionella            
Legionella longbeachae - 1 - - 1 -
Legionella pneumophila 11 7 7 3 5 5
Legionella sp 2 5 2 2 1 1
Listeria            
Listeria monocytogenes 10 5 3 2 4 1
Mycobacterium            
Mycobacterium tuberculosis 102 112 76 76 82 70
Neisseria            
Neisseria meningitidis 35 50 46 38 41 25
Orthopoxvirus            
Mpox virus positive 20 5 6 9 24 7
Paramyxoviruses            
Measles virus 24 20 34 18 31 29
Mumps virus 8 2 5 3 7 3
Plasmodium            
Plasmodium falciparum - 10 - - - -
Plasmodium malariae - - - - 1 -
Plasmodium ovale - 2 - - - -
Plasmodium vivax - 2 - - - -
Polyomavirus            
Polyomavirus BK 66 64 40 60 54 59
Polyomavirus JC 6 9 9 7 8 8
Polyomavirus untyped 22 16 22 7 20 13
Rickettsia            
Rickettsia sp - - - 1 1 -
Rickettsia spotted fever 1 1 - 2 - 1
Rubella virus            
Rubella virus 4 - 2 4 - 3
Salmonella            
Other salmonellas 61 72 65 71 39 32
Salmonella enterica - 6 - - - -
Salmonella enteritidis 118 79 92 55 22 10
Salmonella java 6 6 12 - - -
Salmonella kentucky - - 5 - - -
Salmonella mikawasima 25 9 5 - - -
Salmonella newport 5 11 10 12 9 -
Salmonella panama - 6 5 - - -
Salmonella sp 32 22 37 26 74 136
Salmonella typhi and paratyphi 6 12 6 8 11 14
Salmonella typhimurium 36 42 29 43 20 8
Salmonella virchow 5 - - - - -
Salmonella enterica 10 5 6 - - -
Shigella            
Shigella boydii 1 1 1 1 - -
Shigella dysenteriae 1 - - - - -
Shigella flexneri 21 15 26 25 11 13
Shigella sonnei 34 23 27 34 17 20
Shigella sp 67 70 75 70 46 76
Streptococcus            
Streptococcus group A 39 50 52 41 49 59
Streptococcus pneumoniae 137 138 109 129 156 187
Vibrio            
Vibrio cholerae 1 4 2 - 4 -

2. 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 2024/44 2024/45 2024/46 2024/47 2024/48 2024/49
Citrobacter              
Citrobacter spp IMP 1 2 2 1 - -
  KPC - 2 1 - - 1
  NDM 1 - 3 1 - -
  OXA48 - 1 1 3 2 1
  VIM - 1 - - 1 -
  Other - 1 - 1 - -
Enterobacter              
Enterobacter cloacae complex IMP 4 3 7 6 - 2
  KPC 7 5 6 4 3 3
  NDM 9 4 14 3 6 1
  OXA48 4 2 5 5 1 2
  VIM - - - 1 - -
  Other 1 1 3 - - -
Other enterobacter spp IMP 1 2 2 - - -
  KPC 2 - - - - -
  NDM - - 1 1 1 -
  OXA48 2 1 1 - - -
Escherichia              
Escherichia coli IMP 1 - - 4 - -
  KPC 4 1 5 2 4 1
  NDM 12 17 10 11 9 4
  OXA48 20 21 18 23 15 1
  VIM - 1 - - - -
  Other 1 3 1 3 - -
Escherichia vulneris KPC - - 1 - - -
Klebsiella              
Klebsiella aerogenes OXA48 - 1 - 1 1 -
  Other - - - 1 1 -
Klebsiella oxytoca IMP 1 - - - 1 -
  KPC 2 3 3 1 2 -
  NDM 1 - 1 - - -
  OXA48 3 1 3 2 2 -
  Other - 2 - - - -
Klebsiella pneumoniae IMP 2 - 2 - 1 -
  KPC 10 14 13 6 14 2
  NDM 9 7 8 4 7 3
  OXA48 7 7 10 8 12 4
  VIM - - 1 - - -
  Other 1 2 1 - 2 -
Klebsiella pneumoniae subsp ozenae OXA48 - - - 1 - -
Klebsiella variicola KPC - - 1 1 - -
  NDM - - - - - 1
  OXA48 - - - - - 1
Other klebsiella spp OXA48 1 - 1 1 - -
Leclercia              
Leclercia adecarboxylata KPC 1 - - - - -
  OXA48 - - 1 - - -
Other leclercia spp NDM 1 - - - - -
Morganella              
Morganella morganii KPC - - 1 - - -
  Other 1 - - - - -
Pantoea              
Pantoea septica KPC 1 - - - - -
  NDM 1 - - - - -
Proteus              
Proteus mirabilis NDM - 1 1 5 3 -
  Other - 1 - 2 1 -
Providencia              
Providencia stuartii Other - - 1 - - -
Raoultella              
Raoultella spp KPC - - - - - 1
  OXA48 - - 1 - - 1
Serratia              
Serratia marcescens/ureilytica NDM - - - - 2 -

3. 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 AMRHAI Reference Unit.

Week notification received 2024/44 2024/45 2024/46 2024/47 2024/48 2024/49
Acinetobacter              
Acinetobacter baumannii NDM 2 1 - 1 - -
  Other - - - - - 1
Other acinetobacter spp NDM - 2 - 1 - 1
Pseudomonas              
Pseudomonas aeruginosa NDM 3 1 - - - 1
  VIM 1 - 2 - - -
  Other 3 1 3 1 1 1
Pseudomonas fluorescens group Other 1 - - - - -
Other pseudomonas spp VIM - - 1 - - -
Other              
  KPC - - - 1 - -
  NDM - - 1 - - -
  OXA48 - - 1 - - -