A Pilot Study on the Effect of Thyme Microemulsion Compared with Antibiotic as Treatment of Salmonella Enteritidis in Broiler

Table 9

Pathological lesions in groups infected with MDR strain 2 weeks after inoculation.

Organ	Lesion	Score
		GR1	GR3	GR5	GR8	GR11
Heart	Edema	+++	+++	+++	+	+++
	Hemorrhage	+++	++	+++	—	+++
	Necrosis	++	++	+	—	+
	Heterophilic infiltration	++	+++	++	+	++
	Pericarditis	+	+	—	—	—
Liver	Heterophilic infiltration	++	+++	++	+	++
	Congestion of blood vessels and sinusoids	++	++	+++	+	+++
	Hepatocytic degeneration	++	++	++	+	++
	Necrosis	+	++	—	—	—
Spleen	Lymphocytic depletion	+	+	++	+	++
	Vasculitis	+	++	+++	+	+++
	2ry follicle	+	+	—	—	+
	Necrosis	—	+	—	—	—
Proventriculus	Heterophilic infiltration	+++	+++	+++	++	+++
	Mucosal degeneration	+++	+++	++	+	++
	Necrosis	++	++	++	—	++
Cecum	Thickening wall	+++	++	++	+	++
	Heterophilic infiltration	+++	+++	+++	++	+++
	Necrosis	++	—	+	—	+

(+ = mild, ++ = moderate, +++ = severe).