Laboratory reports of respiratory infections made to PHE from PHE and NHS laboratories in England and Wales: weeks 18 to 21, 2017
Updated 5 January 2018
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Data are recorded by week of report, but include only specimens taken in the last eight weeks (ie recent specimens).
1. Table 1. Reports of influenza infection made to PHE Colindale, by week of report
| Week | Week 18 | Week 19 | Week 20 | Week 21 | Total |
|---|---|---|---|---|---|
| Week ending | 7/5/2017 | 14/5/2017 | 20/5/2017 | 28/5/2017 | |
| Influenza A | 33 | 23 | 23 | 27 | 106 |
| Isolation | 8 | 3 | 4 | 1 | 16 |
| DIF * | 1 | 3 | 1 | – | 5 |
| PCR | 19 | 13 | 15 | 24 | 71 |
| Other † | 5 | 4 | 3 | 2 | 14 |
| Influenza B | 54 | 65 | 53 | 76 | 248 |
| Isolation | 2 | 3 | 2 | 8 | 15 |
| DIF * | 1 | 2 | 6 | 3 | 12 |
| PCR | 50 | 59 | 45 | 64 | 218 |
| Other † | 1 | 1 | – | 1 | 3 |
* DIF = Direct Immunofluorescence. † Other = “Antibody detection - single high titre” or “Method not specified”.
2. Table 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 18 | Week 19 | Week 20 | Week 21 | Total |
|---|---|---|---|---|---|
| Week ending | 7/5/2017 | 14/5/2017 | 20/5/2017 | 28/5/2017 | |
| Adenovirus* | 122 | 104 | 92 | 91 | 409 |
| Coronavirus | 38 | 19 | 15 | 25 | 97 |
| Parainfluenza† | 159 | 103 | 101 | 150 | 513 |
| Rhinovirus | 242 | 190 | 215 | 264 | 911 |
| Respiratory syncytial virus | 46 | 65 | 66 | 54 | 231 |
* Respiratory samples only. † Includes parainfluenza types 1, 2, 3, 4 and untyped.
3. Table 3. Respiratory viral detections by age group: weeks 18 to 21, 2017
| Age group (years) | <1 year | 1-4 years | 5-14 years | 15-44 years | 45-64 years | ≥65 years | Unknown | Total |
|---|---|---|---|---|---|---|---|---|
| Adenovirus * | 55 | 102 | 43 | 122 | 58 | 29 | – | 409 |
| Coronavirus | 13 | 18 | 7 | 15 | 13 | 31 | 0 | 97 |
| Influenza A | 2 | 1 | 2 | 20 | 21 | 53 | – | 99 |
| Influenza B | 1 | 8 | 7 | 39 | 46 | 58 | 1 | 160 |
| Parainfluenza † | 65 | 54 | 21 | 95 | 98 | 179 | 1 | 513 |
| Respiratory syncytial virus | 70 | 32 | 20 | 30 | 30 | 48 | 1 | 231 |
| Rhinovirus | 246 | 188 | 101 | 143 | 118 | 114 | 1 | 911 |
* Respiratory samples only. † Includes parainfluenza types 1, 2, 3, 4 and untyped.
4. Table 4. Laboratory reports of infections associated with atypical pneumonia, by week of report
| Week | Week 18 | Week 19 | Week 20 | Week 21 | Total |
|---|---|---|---|---|---|
| Week ending | 7/5/2017 | 14/5/2017 | 20/5/2017 | 28/5/2017 | |
| Coxiella burnettii | 4 | 1 | – | – | 5 |
| Respiratory Chlamydia sp.* | 3 | 3 | 1 | – | 7 |
| Mycoplasma pneumoniae | 8 | 16 | 5 | 2 | 31 |
* Includes Chlamydia psittaci, Chlamydia pneumoniae, and Chlamydia sp detected from blood, serum, and respiratory specimens.
5. Legionnaires Disease cases in England and Wales
Monthly reports of Legionnaires’ Disease at Legionnaires’ disease monthly surveillance reports: 2017.
This report is published on 9 June 2017.