Digitally reinforced hematoxylin-eosin polarization technique in diagnosis of rectal amyloidosis

Table 3 Distribution of hematoxylin-eosin and digitally reinforced hematoxylin-eosin polarization evaluation results for identifying the site of deposits confirmed by Congo-red polarization, n

Site of deposition	Confirmed by CRP	Identified by DRHEP						Identified by HE
		Total	P value	HE-/DRHEP+	P value	HE+/DRHEP+	P value	Total	P value	HE+/DRHEP-	P value	HE-/DRHEP-	P value
Vascular deposits only	74	48	0.24	31	0.982	17	0.147	21	0.381	4	0.823	22	0.407
Mixed deposits	26	21	0.24	10	0.982	11	0.147	12	0.381	1	0.823	4	0.407
Vascular, muscular	13	9	0.24	5	0.982	4	0.147	5	0.381	1	0.823	3	0.407
Vascular, muscular, interstitial	7	6	0.24	2	0.982	4	0.147	4	0.381	0	0.823	1	0.407
Vascular, interstitial	6	6	0.24	3	0.982	3	0.147	3	0.381	0	0.823	0	0.407
Total number of cases	100	69	-	41	-	28	-	33	-	5	-	26	-

HE: Hematoxylin-eosin; DRHEP: Digitally reinforced hematoxylin-eosin polarization; CRP: Congo-red polarization.