Evaluation of mannitol effect in patients with acute hepatic failure and acute-on-chronic liver failure using conventional MRI, diffusion tensor imaging and in-vivo proton MR spectroscopy

Table 1 Clinical profile of acute liver failure patients

Case	Age/Sex	Etiology	Grade of HE	Jaundice-HE interval (d)	HE duration at presentation (d)	Clinical features of raised ICP
						DP	HT	B	PC	NH
1	24/M	Hepatitis E	4	7	2	+	+	-	-	+
2	14/M	Hepatitis B	4	8	2	+	+	-	+	+
3	24/F	Hepatitis B	4	23	2	+	+	+	+	+
4	46/F	Hepatitis E	4	2	2	+	+	+	+	+
5	25/F	Hepatitis E	3	2	1	+	+	-	-	-

HE: Hepatic encephalopathy; DP: Decerebrate posture; HT: Hypertension; B: Bradycardia; PC: Pupillary changes; NH: Neurogenic hyperventilation.