Research and analysis

Laboratory reports of respiratory infections made to PHE from PHE and NHS laboratories in England and Wales: weeks 35 to 39, 2017

Updated 5 January 2018

Data are recorded by week of report, but include only specimens taken in the last eight weeks (ie recent specimens).

1. Reports of influenza infection made to PHE Colindale, by week of report

Week Week 35 Week 36 Week 37 Week 38 Week 39 Total
Week ending 3/9/2017 10/9/2017 17/9/2017 24/9/2017 1/10/2017  
Influenza A 31 19 42 29 27 148
Isolation 2 1 1 4
DIF * 2 1 3
PCR 25 15 31 19 20 110
Other † 6 4 7 8 6 31
Influenza B 5 9 14 11 7 46
Isolation 1 1
DIF * 1 1
PCR 5 9 11 11 6 42
Other † 2 2

* DIF = Direct Immunofluorescence.

2. Respiratory viral detections by any method (culture, direct immunofluorescence, PCR, four-fold rise in paired sera, single high serology titre, genomic, electron microscopy, other method, other method unknown), by week of report

Week Week 35 Week 36 Week 37 Week 38 Week 39 Total
Week ending 3/9/2017 10/9/2017 17/9/2017 24/9/2017 1/10/2017  
Adenovirus* 39 54 46 46 51 236
Coronavirus 4 3 4 6 8 25
Parainfluenza† 39 61 70 89 85 344
Rhinovirus 126 163 231 343 465 1328
RSV 38 42 49 63 88 280

* Respiratory samples only.

† Includes parainfluenza types 1, 2, 3, 4 and untyped.

3. Respiratory viral detections by age group: weeks 35 to 39, 2017

Age group (years) <1 year 1-4 years 5-14 years 15-44 years 45-64 years ≥65 years Unknown Total
Adenovirus * 35 62 32 59 42 6 236  
Coronavirus 3 4 2 5 4 7 25  
Influenza A 3 5 8 46 43 46 151  
Influenza B 2 1 15 17 10 45  
Parainfluenza † 53 77 28 53 69 64 344  
Respiratory syncytial virus 99 64 17 49 21 30 280  
Rhinovirus 316 235 124 245 209 199 1328  

* Respiratory samples only.

† Includes parainfluenza types 1, 2, 3, 4 and untyped.

4. Laboratory reports of infections associated with atypical pneumonia, by week of report

Week Week 35 Week 36 Week 37 Week 38 Week 39 Total
Week ending 3/9/2017 10/9/2017 17/9/2017 24/9/2017 1/10/2017  
Coxiella burnettii 3 3 6
Respiratory Chlamydia sp.* 4 2 10 6 4 26
Mycoplasma pneumoniae 17 9 10 9 9 54

* Includes Chlamydia Psittaci, Chlamydia Pneumoniae, and Chlamydia sp detected from blood, serum, and respiratory specimens.

5. Legionnaires Disease cases in England and Wales (September 2017)

Monthly reports of Legionnaires’ Disease are available at Legionnaires’ disease monthly surveillance reports: 2017.

This report was published in Health Protection Report volume 11 issue 35.