From: A prospective study on the microbiological examination of secretions from the paranasal sinuses in horses in health and disease
Primary sinusitis
n
S. zooepidemicus
Anaerobes
Enterobacteriaceae
14
11
78.6%
A*, B**
1
7.1%
2
14.3%
Dental sinusitis
26
7
26.9%
15
57.7%
B**, C*
12
46.2%
B
Healthy sinuses
45
3
6.7%
0
0%
8
17.8%