Review Article

Recent Advances in the Pathogenesis and Management of Cast Nephropathy (Myeloma Kidney)

Table 1

Renal characteristics of chemotherapy trials where both baseline renal characteristics and outcomes are reported.

StudyAgentsRenal Inclusion criteriaBaseline renal characteristicsRenal outcomes

San Miguel et al. (VISTA) [31]VMP versus MPNo renal exclusionsCrCl < 30 = 6% (B), 5% (Control)
CrCl 30–60 = 28% (B), 50% (Control)
CrCl >60 = 46 (B), 46% (control)
Reversal = GFR >60 at end from <50 at start
VMP group = 44% reversal
MP group = 34%

Chanan-Khan et al. [33]B + variety of other agentsDialysis dependence mandatoryAll but 1 dialysis dependent,
Median sCr = 6.8 mg/dL (3.1–12.8)? before starting dialysis
No renal Bx
No clear defnof renal reversal
4 had “improved” renal function (1 pt never started dialysis, 2 came off dialysis after a CR and 1 off dialysis after a MR)

Kastritis et al. [34]VAD (or similar), M + hdD or D alone Group B: hdD + T +/_ BsCr >2 mg/dL mandatory at enrolmentsCr >4 mg/dL = 44%
sCr 2–4 mg/dL = 56%
24% dialysis dependent
No renal Bx
sCr <2 g/dL defined as renal reversal, 83% met this defn median TTR = 1.9 mo
80% of those previously dialysed came off dialysis

Morabito et al. [35]V + D or V + D + other agentsNo renal exclusionsCrCl 51–80 = 10.3%
CrCl 30–50 = 19.7%
CrCl <30 = 70%
12% dialysis dependent
Reversal = normalisation of CrCl, occurred in 41% with no differences across treatment subgroups
22% of those previously dialysed came off dialysis

Ludwig et al. [36]V, V + D or V, D + AGFR <20 mls/min mandatory at enrolmentMean sCr 9.05 mg/ml (5.2–12)
63% dialysis dependent
No renal Bx
Median sCr fell from 9.05 to 2.1 mg/dL (0.8–2.4)

Ludwig et al. [37]VADGFR <50 mls/min mandatory at enrolmentMedian GFR 20.5 mls/min (3.7–49.9 mls/min)
6 renal Bx (2 showed amyloid so patients excluded)
No defined criteria for renal recovery, median GFR increased to 48.4 ml/min (6.7–135.5 mls/min), improvement in GFR correlated with tumour response

Tosi et al. [38]T + othersCr >130 μmol/l mandatory at enrolmentInitial sCr for all listed,
Median = 155 μmol/l
Range 131–998 μmol/l
Yes, Improvement defined as sCr <130 μmol/l, 12/15 responding pts had renal recovery

Dimopoulos et al. [39]R + DNo renal exclusions24 had baseline CrCl, 50 (13–49), 2% dialysis dependent at baselineRecovery defined as either CrCl, 50 to >60 or movement from one subgroup to another, 42% of those with renal impairment had some improvement

Dimopoulos et al. [40]R + D versus DsCr <2.5 mg/dLCrCl >60 = 71%
CrCl 30–60 = 24%
CrCl <30 = 5%
Improvement defined as movement from one subgroup to a better one, 72% of those who received R+D had some improvement, data for D alone not quoted

Dimopoulos et al. [40]R + DNo renal exclusionsCrCl >80 = 56%
CrCl 50–80 = 23.9%
CrCl 30–50 = 12.6%
CrCl <30 = 7.2%
3% dialysis dependent
26.6% had some change from one renal subgroup to another, 12.5% had deterioration of renal function

V: bortezomib, D: dexamethasone, M: Melphalan, P: prednisolone, A: doxorubicin, hD: high dose, T: Thalidomide, BMT: bone marrow transplant, R: Lenalidomide, CrCl: creatinine clearance (mls/min), Bx: biopsy, sCr: serum creatinine, CR: complete response, MR: minimal response, TTR: time to response, GFR: glomerular filtration rate.