Noninvasive diagnosis of periportal fibrosis in schistosomiasis mansoni: A comprehensive review

Table 5 Performance reported in the literature of noninvasive periportal fibrosis imaging techniques in Schistosomiasis mansoni infected patients

Marker	Parameters	Performance in schistosoma infected patients
		Severe PPF		Mild/significant PPF
		Cut-off		Cut-off
		HS	HSS	HIS
US[37]	Image interpretation (Niamey sonographic protocol)	D	E/F	-
TE[20,51,53,57]	Wave propagation speed (kPa)	-	9.6 kPa[57], 8.9 kPa[51], 9.7 kPa[20], 9.5 kPa[53]	-
Pswe[19,51,42]	Wave propagation speed (m/s; kPa)	1.33 m/s[51]	1.39 m/s[19], 1.53 m/s[52]	1.11 m/s[19], 1.29 m/s[52]
2D-SWE[54]	Wave propagation speed (m/s; kPa)	-	14.9 kPa[54]	-

HIS: Hepatointestinal schistosomiasis; HS: Hepatic schistosomiasis; HSS: Hepatosplenic schistosomiasis; PPF: Periportal fibrosis; pSWE: Point shear wave elastography; TE: Transient elastography; US: Ultrasound.