Table 3 Management and outcome of ARF.

No	Renal ultrasound scan	Biopsy*	Urine output	Max creatinine (μmol/l)	Dialysis†	Duration (days)
1	Enlarged; consistent with ATN	No	Not recorded	494	PD	4
2	Enlarged; consistent with ATN or PIGN	No	Not recorded	727	No
3	Not done	ATN	Anuric	678	PD	13
4	Enlarged and echogenic	No	Anuric	768	HD	5
5	Small and bright cortex	No	Not recorded	161	No
6	Not done	No	Normal	183	No
7	Not done	ATN	Oliguric	874	PD	6
8	Normal	No	Normal	768	No
9	Not done	ATN	Oliguric	1492	PD	20
10	Enlarged and echogenic	No	Anuric	886	CVVH	11
11	Normal	No	Not recorded	864	HD	5
12	Echogenic	No	Not recorded	288	No
13	Enlarged and echogenic	No	Anuric	669	HD	NR
14	Not done	ATN	Oliguric	782	HD	4
15	Not done	No	Normal	143	No
16	Not done	No	Polyuric	241	HF and HD	23
17	Not done	No	Not recorded	168	No
18	Not done	ATN	Oliguric	850	No
19	Echogenic	No	Anuric	436	HD	3
20	Normal	PIGN	Not recorded	124	No
21	Not done	No	Normal	229	No
22	Enlarged and echogenic	No	Anuric	891	PD	9
23	Normal	No	Normal	542	No
24	Echogenic	ATN and IN	Oliguric	1972	HD and PD	13

NR, not recorded.

*Biopsy appearances: ATN, acute tubular necrosis; PIGN, post infectious glomerular nephritis. IN, interstitial nephritis.

†Dialysis: PD, peritoneal dialysis; HD, haemodialysis; CVVH, continuous venovenous haemofiltration; HF, haemofiltration.