Skip to main content

Table 3 Pathological score criteria for ammonia induced pharyngitis rat models

From: Yan-Hou-Qing formula attenuates ammonia-induced acute pharyngitis in rats via inhibition of NF-κB and COX-2

Score criteria Mucosal hyperplasia Cell infiltration Vascular dilation & Bleeding Gland hypertrophy
0 No No No No
1 Mild Mild Mild Mild
2 Moderate Moderate Moderate Moderate
3 Severe Severe Severe Severe