Volume 28, Number 11—November 2022
CME ACTIVITY - Synopsis
Severe Pneumonia Caused by Corynebacterium striatum in Adults, Seoul, South Korea, 2014–2019
Yun Woo Lee1, Jin Won Huh1, Sang-Bum Hong, Jiwon Jung, Min Jae Kim, Yong Pil Chong, Sung-Han Kim, Heungsup Sung, Kyung-Hyun Do, Sang-Oh Lee, Chae-Man Lim, Yang Soo Kim, Younsuck Koh, and Sang-Ho Choi
Table 2
Bacterial pathogens detected among 565 adult patients with severe hospital-acquired pneumonia, Seoul, South Korea, 2014–2019
| Pathogens identified | No. (%) patients |
p value* | |||
|---|---|---|---|---|---|
| 2014–2015, n = 200 | 2016–2017, n = 180 | 2018–2019, n = 185 | Total, n = 565 | ||
| Total |
88 (44.0) |
66 (36.7) |
75 (40.5) |
229 (40.5) |
0.35 |
| Staphylococcus aureus | 27 (13.5) | 15 (8.3) | 8 (4.3) | 50 (8.8) | <0.01 |
| Methicillin-susceptible | 3 (1.5) | 0 | 3 (1.6) | 6 (1.1) | 0.24 |
| Methicillin-resistant |
24 (12.0) |
15 (8.3) |
5 (2.7) |
44 (7.8) |
<0.01 |
| Corynebacterium striatum | 2 (1.0) | 7 (3.9) | 10 (5.4) | 19 (3.4) | 0.05 |
| Streptococcus pneumoniae | 4 (2.0) | 2 (1.1) | 1 (0.5) | 7 (1.2) | 0.43 |
| Legionella pneumophila | 1 (0.5) | 1 (0.6) | 0 | 2 (0.4) | 0.61 |
| Moraxella catarrhalis | 0 | 0 | 1 (0.5) | 1 (0.2) | 0.36 |
| Streptococcus pyogenes | 0 | 1 (0.6) | 0 | 1 (0.2) | 0.34 |
| Nocardia species |
0 |
0 |
1 (0.5) |
1 (0.2) |
0.36 |
| Enteric gram-negative bacilli | 18 (9.0) | 22 (12.2) | 20 (10.8) | 60 (10.6) | 0.59 |
| Klebsiella pneumoniae | 13 (6.5) | 14 (7.8) | 16 (8.6) | 43 (7.6) | 0.73 |
| Escherichia coli | 4 (2.0) | 4 (2.2) | 3 (1.6) | 11 (1.9) | 0.92 |
| Enterobacter cloacae | 1 (0.5) | 3 (1.7) | 2 (1.1) | 6 (1.1) | 0.54 |
| Citrobacter freundii | 1 (0.5) | 2 (1.1) | 0 | 3 (0.5) | 0.34 |
| Klebsiella oxytoca | 0 | 0 | 2 (1.1) | 2 (0.4) | 0.13 |
| Hafnia alvei |
0 |
0 |
1 (0.5) |
1 (0.2) |
0.36 |
| Nonenteric gram-negative bacilli | 47 (23.5) | 22 (12.2) | 37 (20.0) | 106 (18.8) | 0.02 |
| Acinetobacter baumannii | 24 (12.0) | 13 (7.2) | 23 (12.4) | 60 (10.6) | 0.20 |
| Pseudomonas aeruginosa | 19 (9.5) | 6 (3.3) | 11 (5.9) | 36 (6.4) | 0.047 |
| Stenotrophomonas maltophilia | 4 (2.0) | 2 (1.1) | 7 (3.8) | 13 (2.3) | 0.22 |
| Burkholderia cepacia | 0 | 0 | 1 (0.5) | 1 (0.2) | 0.36 |
| Acinetobacter lwoffii | 0 | 1 (0.6) | 0 | 1 (0.2) | 0.34 |
| Chryseobacterium indologenes | 0 | 1 (0.6) | 0 | 1 (0.2) | 0.34 |
| Chryseobacterium meningosepticum | 1 (0.5) | 0 | 0 | 1 (0.2) | 0.40 |
| Chlamydia pneumoniae | 1 (0.5) | 0 | 0 | 1 (0.2) | 0.40 |
*p value based on χ2 test for trend.
1These authors contributed equally to this article.
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