An Improved Experimental Model of Hemorrhoids in Rats: Evaluation of Antihemorrhoidal Activity of an Herbal Formulation
Histopathological evaluation of rectoanal portion of rats.
|Severity score: NAD: 0 (no abnormality detected); minimal: 1 (very small amount of changes ≤10 %); mild: 2 (lesion is easily identified but limited severity 11–25%); moderate: 3 (lesion is predominant 26–75%); severe: 4 (the degree of changes is 76–100% or great enough in intensity or extent to expect significant tissue or organ dysfunction).|
Values are expressed as mean ± SE., , versus positive control.
PG: Pilex granules; PO: Pilex ointment.