Table 1.

Clinical studies specifically targeting high-risk disease in newly diagnosed myeloma patients

NCT numberStatusLocationPhaseTreatment schemaDefinition of high risk used in the study
Reported studies       
 TT5 2008-02: A Trial for High-risk Myeloma Evaluating Accelerating and Sustaining Complete Remission NCT00869232 Active, not recruiting US Induction: M-VTd-PACE GEP70-defined high-risk gene expression profiling 
Two ASCTs: 
MEL80-VRd-PACE and 2 intertransplant cycles with MEL20-VTd-PACE 
Maintenance (3 years): VRd alternating with VMd 
Ongoing studies       
 Novel intensified combinations       
  TT5b 2012-02: A Trial For High-Risk Myeloma Evaluating Accelerating and Sustaining Complete Remission NCT02128230 Recruiting US Induction: M-KTd-PACE GEP70-defined high-risk gene expression profiling 
Two ASCTs: 
MEL80-KTd-PACE, and 1 intertransplant cycle with MEL20-KTd-PACE 
Consolidation: KTd-PACE 
Maintenance (year 1): KRd 
Maintenance (year 2): Kd 
  MUK9b: OPTIMUM treatment protocol NCT03188172 Recruiting UK Induction: Dara-CVRd 2 of (4;14), t(14;16), t(14;20), del(17p), gain(1q), or del(1p) 
ASCT (with ongoing bortezomib) SKY92-defined high-risk gene expression profiling 
Consolidation 1: Dara-VRd Plasma cell leukemia 
Consolidation 2: Dara-VR 
Maintenance: Dara-R 
  TT7 2015-12: a study exploring the use of early and late consolidation/maintenance therapy NCT03004287 Recruiting US Induction: KTd-Dara-PACE GEP70-defined high-risk gene expression profiling 
ASCT1 with Dara immunological consolidation LDH ≥360 U/L Plasma cell leukemia 
Consolidation 1: Dara-Kd  
ASCT2 with Dara immunological consolidation 
Maintenance: Dara-Kd alternating with Dara-Rd in 3 month blocks 
  GMMG-CONCEPT: Evaluation induction, consolidation and maintenance treatment with isatuximab, carfilzomib, lenalidomide and dexamethasone NCT03104842 Recruiting DE TE and TNE pathways Presence of ≥1 of the following cytogenetic abnormalities (determined by FISH): del(17p) in ≥10% of purified cells, t(4;14), >3 copies +1q21 
Induction: Isatuximab-KRd ISS stage II or III (all patients) 
ASCT (if TE eligible) 
Consolidation (if TE eligible): Isatuximab-KRd 
Maintenance: Isatuximab-KR 
  S1211: bortezomib, dexamethasone, and lenalidomide with or without elotuzumab in treating patients with newly diagnosed high-risk multiple myeloma NCT01668719 Recruiting US 1/2 Induction: Elotuzumab-VRd GEP70- or SKY92-defined high-risk gene expression profiling t(14;16) and/or t(14;20) and/or del(17p) by FISH or cytogenetics 
Maintenance: Elotuzumab-VRd Plasma cell leukemia 
vs LDH ≥2× IULN 
Induction: VRd 1q21 amplification by FISH analysis 
Maintenance: VRd 
  IFM 2018-04: An intensive program with quadruplet induction and consolidation plus tandem autologous stem cell transplantation in newly diagnosed high risk multiple myeloma patients: a phase 2 study of the Intergroupe Francophone du Myélome NCT03606577 Not yet recruiting FR Induction: Dara-KRd FISH analysis: del(17p), or t(14;16) or t(4;14). The FISH-positivity cutoff value for defining the presence of del(17p) in this study is specified as 50% 
Tandem ASCT 
Consolidation: Dara-KRd 
Maintenance: Dara-R 
  A single arm study of carfilzomib in transplant eligible high risk multiple myeloma NCT02217163 Active, not recruiting SG Induction: KCd ISS III 
ASCT Del(17p), t(4;14), t(14;16), t(14;20), gain(1q) 
Subsequent treatment at clinician discretion 
 Autogenic/allogenic approaches       
  Autologous or syngeneic stem cell transplant followed by donor stem cell transplant and bortezomib in treating patients with newly diagnosed high-risk, relapsed, or refractory multiple myeloma NCT00793572 Active, not recruiting US Induction: VAD Any abnormal karyotype by metaphase analysis except for isolated t(11,14) and constitutional cytogenetic abnormality 
ASCT FISH detection of t(4;14), t(14;16), or del(17p) 
Allogeneic transplant (related or unrelated) β2-microglobulin >5.5 mg/L 
Maintenance: V Cytogenetic hypodiploidy 
Plasmablastic morphology (≥2%) 
  Allogeneic hematopoietic stem cell transplantation with ixazomib for high risk multiple myeloma (BMT CTN 1302) NCT02440464 Recruiting US Ixazomib vs placebo after allogeneic transplant Del(13), gain(1q), del(1p), t(4;14), t(14;16), t(14;20), del(17p), or high-risk criteria based on commercially available GEP 
Plasma cell leukemia 
Relapsed within 18 mo of first-line therapy 
  ECT-001 (UM171): expanded cord blood transplant to treat high-risk multiple myeloma NCT03441958 Recruiting CA 1/2 ECT-001 (UM171) expanded cord blood allogeneic transplant t(4;14), t(14;16), t(14;20), del(17p13), chromosome 1 abnormalities with ISS II or III 
Revised-ISS III 
Plasma cell leukemia 
Refractory to first line triplet bortezomib-based induction treatment. 
≥2 cytogenetics abnormalities as defined above regardless of ISS stage 
  Nonmyeloablative allogeneic stem cell transplant followed by bortezomib in high-risk multiple myeloma patients NCT02308280 Recruiting CA Nonmyeloablative allogeneic transplantation followed by bortezomib for 1 y after a bortezomib-based induction and ASCT ISS III 
Del(17p13), t(4;14) with ISS II or III, t(14;16), t(14;20), and chromosome 1 abnormalities by FISH 
Plasma cell leukemia 
Patients ≤50 y, regardless of cytogenetics or ISS stage 
 Immunotherapy approaches       
  Upfront CAR T-BCMA with or without huCART19 in high-risk multiple myeloma NCT03549442 Recruiting US CART-BCMA ± huCART19 β2-microglobulin ≥5.5 mg/L and LDH greater than upper limit of normal 
High-risk FISH features: del(17p), t(14;16), t(14;20), t(4;14) in conjunction with β2-microglobulin ≥5.5 mg/L (ie, revised ISS stage III) 
Metaphase karyotype with >3 structural abnormalities (except hyperdiploidy) 
Plasma cell leukemia (>20% plasma cells in peripheral blood) 
Failure to achieve partial response or better to initial therapy with an “IMiD/PI” combination (thalidomide, lenalidomide, or pomalidomide in combination with bortezomib, ixazomib, or carfilzomib) 
Early progression on first-line therapy 
  CAR T-19 post-ASCT for multiple myeloma NCT02794246 Active, not recruiting US CD19 CAR T administered after ASCT Any of the following high-risk cytogenetic features, documented by FISH or metaphase karyotyping: del(17p), t(4;14), t(14;16), t(14;20) 
Standard-risk cytogenetics but elevated LDH and β2-microglobulin > 5.5 mg/L (ie, R-ISS stage III) 
  Study of T cells targeting CD19/BCMA (CAR T-19/BCMA) for high-risk multiple myeloma following ACST NCT03455972 Recruiting CN Anti-CD19/BCMA CAR T administered after ASCT Not achieved VGPR before stem cell mobilization 
R-ISS stage III 
Extramedullary disease 
Del(17p), t(4;14), t(14;16) 
  Pembrolizumab + lenalidomide post-ASCT in high-risk multiple myeloma NCT02906332 Active, not recruiting US Pembrolizumab and lenalidomide maintenance post-ASCT ISS stage III 
Del(13q), amp(1q), del(1p), p53 deletions (17p deletions), t(4;14), t(14;16), t(14;20), hypodiploidy 
High-risk GEP scores 
  2015-10: Expanded natural killer cells and elotuzumab for high-risk myeloma post-ASCT NCT03003728 Not yet recruiting US Elotuzumab and expanded natural killer cells post-ASCT GEP70 or GEP80-defined high-risk gene expression profiling 
Metaphase cytogenetic abnormalities 
LDH ≥360 U/L 
Completed, as yet unreported studies       
 Bortezomib, doxorubicin hydrochloride liposome, and dexamethasone followed by thalidomide and dexamethasone with or without bortezomib in treating patients with multiple myeloma NCT00458705 Completed US Induction: VDd (D = liposomal doxorubicin) Consolidation: VTd or Td ISS stage II or III 
Soft-tissue plasmacytoma 
Primary resistant myeloma, defined as unchanged or progressive disease despite 2 courses of standard treatment 
 Combination bortezomib-containing regimens in newly diagnosed patients with t(4;14)-positive multiple myeloma NCT00570180 Completed CA Induction: VDd (D = liposomal doxorubicin) t(4;14) 
ASCT 
Consolidation: CV prednisolone 
Maintenance: prednisolone 
 Celgene high-risk multiple myeloma Revlimid induction and maintenance therapy NCT00691704 Completed US Induction: Rd Deletion of chromosome 13 by cytogenetics 
Del(17p) by FISH or metaphase analysis 
FISH detection of t(4;14), t(14;16), t(8;14), or t(14;20) 
Hypodiploidy detected by FISH or metaphase analysis 
Sequential maintenance: bortezomib, M-prednisolone, lenalidomide Any complex cytogenetic abnormality detected by cytogenetics, with the exception of hyperdiploidy 
 Vismodegib after stem cell transplant in treating patients with high-risk first remission or relapsed multiple myeloma NCT01330173 Completed US Vismodegib (hedgehog inhibitor) after ASCT Del(13), t(4;14), t(14;16), or del(17p); β2-microglobulin >5.5 g/dL IgA phenotype 
NCT numberStatusLocationPhaseTreatment schemaDefinition of high risk used in the study
Reported studies       
 TT5 2008-02: A Trial for High-risk Myeloma Evaluating Accelerating and Sustaining Complete Remission NCT00869232 Active, not recruiting US Induction: M-VTd-PACE GEP70-defined high-risk gene expression profiling 
Two ASCTs: 
MEL80-VRd-PACE and 2 intertransplant cycles with MEL20-VTd-PACE 
Maintenance (3 years): VRd alternating with VMd 
Ongoing studies       
 Novel intensified combinations       
  TT5b 2012-02: A Trial For High-Risk Myeloma Evaluating Accelerating and Sustaining Complete Remission NCT02128230 Recruiting US Induction: M-KTd-PACE GEP70-defined high-risk gene expression profiling 
Two ASCTs: 
MEL80-KTd-PACE, and 1 intertransplant cycle with MEL20-KTd-PACE 
Consolidation: KTd-PACE 
Maintenance (year 1): KRd 
Maintenance (year 2): Kd 
  MUK9b: OPTIMUM treatment protocol NCT03188172 Recruiting UK Induction: Dara-CVRd 2 of (4;14), t(14;16), t(14;20), del(17p), gain(1q), or del(1p) 
ASCT (with ongoing bortezomib) SKY92-defined high-risk gene expression profiling 
Consolidation 1: Dara-VRd Plasma cell leukemia 
Consolidation 2: Dara-VR 
Maintenance: Dara-R 
  TT7 2015-12: a study exploring the use of early and late consolidation/maintenance therapy NCT03004287 Recruiting US Induction: KTd-Dara-PACE GEP70-defined high-risk gene expression profiling 
ASCT1 with Dara immunological consolidation LDH ≥360 U/L Plasma cell leukemia 
Consolidation 1: Dara-Kd  
ASCT2 with Dara immunological consolidation 
Maintenance: Dara-Kd alternating with Dara-Rd in 3 month blocks 
  GMMG-CONCEPT: Evaluation induction, consolidation and maintenance treatment with isatuximab, carfilzomib, lenalidomide and dexamethasone NCT03104842 Recruiting DE TE and TNE pathways Presence of ≥1 of the following cytogenetic abnormalities (determined by FISH): del(17p) in ≥10% of purified cells, t(4;14), >3 copies +1q21 
Induction: Isatuximab-KRd ISS stage II or III (all patients) 
ASCT (if TE eligible) 
Consolidation (if TE eligible): Isatuximab-KRd 
Maintenance: Isatuximab-KR 
  S1211: bortezomib, dexamethasone, and lenalidomide with or without elotuzumab in treating patients with newly diagnosed high-risk multiple myeloma NCT01668719 Recruiting US 1/2 Induction: Elotuzumab-VRd GEP70- or SKY92-defined high-risk gene expression profiling t(14;16) and/or t(14;20) and/or del(17p) by FISH or cytogenetics 
Maintenance: Elotuzumab-VRd Plasma cell leukemia 
vs LDH ≥2× IULN 
Induction: VRd 1q21 amplification by FISH analysis 
Maintenance: VRd 
  IFM 2018-04: An intensive program with quadruplet induction and consolidation plus tandem autologous stem cell transplantation in newly diagnosed high risk multiple myeloma patients: a phase 2 study of the Intergroupe Francophone du Myélome NCT03606577 Not yet recruiting FR Induction: Dara-KRd FISH analysis: del(17p), or t(14;16) or t(4;14). The FISH-positivity cutoff value for defining the presence of del(17p) in this study is specified as 50% 
Tandem ASCT 
Consolidation: Dara-KRd 
Maintenance: Dara-R 
  A single arm study of carfilzomib in transplant eligible high risk multiple myeloma NCT02217163 Active, not recruiting SG Induction: KCd ISS III 
ASCT Del(17p), t(4;14), t(14;16), t(14;20), gain(1q) 
Subsequent treatment at clinician discretion 
 Autogenic/allogenic approaches       
  Autologous or syngeneic stem cell transplant followed by donor stem cell transplant and bortezomib in treating patients with newly diagnosed high-risk, relapsed, or refractory multiple myeloma NCT00793572 Active, not recruiting US Induction: VAD Any abnormal karyotype by metaphase analysis except for isolated t(11,14) and constitutional cytogenetic abnormality 
ASCT FISH detection of t(4;14), t(14;16), or del(17p) 
Allogeneic transplant (related or unrelated) β2-microglobulin >5.5 mg/L 
Maintenance: V Cytogenetic hypodiploidy 
Plasmablastic morphology (≥2%) 
  Allogeneic hematopoietic stem cell transplantation with ixazomib for high risk multiple myeloma (BMT CTN 1302) NCT02440464 Recruiting US Ixazomib vs placebo after allogeneic transplant Del(13), gain(1q), del(1p), t(4;14), t(14;16), t(14;20), del(17p), or high-risk criteria based on commercially available GEP 
Plasma cell leukemia 
Relapsed within 18 mo of first-line therapy 
  ECT-001 (UM171): expanded cord blood transplant to treat high-risk multiple myeloma NCT03441958 Recruiting CA 1/2 ECT-001 (UM171) expanded cord blood allogeneic transplant t(4;14), t(14;16), t(14;20), del(17p13), chromosome 1 abnormalities with ISS II or III 
Revised-ISS III 
Plasma cell leukemia 
Refractory to first line triplet bortezomib-based induction treatment. 
≥2 cytogenetics abnormalities as defined above regardless of ISS stage 
  Nonmyeloablative allogeneic stem cell transplant followed by bortezomib in high-risk multiple myeloma patients NCT02308280 Recruiting CA Nonmyeloablative allogeneic transplantation followed by bortezomib for 1 y after a bortezomib-based induction and ASCT ISS III 
Del(17p13), t(4;14) with ISS II or III, t(14;16), t(14;20), and chromosome 1 abnormalities by FISH 
Plasma cell leukemia 
Patients ≤50 y, regardless of cytogenetics or ISS stage 
 Immunotherapy approaches       
  Upfront CAR T-BCMA with or without huCART19 in high-risk multiple myeloma NCT03549442 Recruiting US CART-BCMA ± huCART19 β2-microglobulin ≥5.5 mg/L and LDH greater than upper limit of normal 
High-risk FISH features: del(17p), t(14;16), t(14;20), t(4;14) in conjunction with β2-microglobulin ≥5.5 mg/L (ie, revised ISS stage III) 
Metaphase karyotype with >3 structural abnormalities (except hyperdiploidy) 
Plasma cell leukemia (>20% plasma cells in peripheral blood) 
Failure to achieve partial response or better to initial therapy with an “IMiD/PI” combination (thalidomide, lenalidomide, or pomalidomide in combination with bortezomib, ixazomib, or carfilzomib) 
Early progression on first-line therapy 
  CAR T-19 post-ASCT for multiple myeloma NCT02794246 Active, not recruiting US CD19 CAR T administered after ASCT Any of the following high-risk cytogenetic features, documented by FISH or metaphase karyotyping: del(17p), t(4;14), t(14;16), t(14;20) 
Standard-risk cytogenetics but elevated LDH and β2-microglobulin > 5.5 mg/L (ie, R-ISS stage III) 
  Study of T cells targeting CD19/BCMA (CAR T-19/BCMA) for high-risk multiple myeloma following ACST NCT03455972 Recruiting CN Anti-CD19/BCMA CAR T administered after ASCT Not achieved VGPR before stem cell mobilization 
R-ISS stage III 
Extramedullary disease 
Del(17p), t(4;14), t(14;16) 
  Pembrolizumab + lenalidomide post-ASCT in high-risk multiple myeloma NCT02906332 Active, not recruiting US Pembrolizumab and lenalidomide maintenance post-ASCT ISS stage III 
Del(13q), amp(1q), del(1p), p53 deletions (17p deletions), t(4;14), t(14;16), t(14;20), hypodiploidy 
High-risk GEP scores 
  2015-10: Expanded natural killer cells and elotuzumab for high-risk myeloma post-ASCT NCT03003728 Not yet recruiting US Elotuzumab and expanded natural killer cells post-ASCT GEP70 or GEP80-defined high-risk gene expression profiling 
Metaphase cytogenetic abnormalities 
LDH ≥360 U/L 
Completed, as yet unreported studies       
 Bortezomib, doxorubicin hydrochloride liposome, and dexamethasone followed by thalidomide and dexamethasone with or without bortezomib in treating patients with multiple myeloma NCT00458705 Completed US Induction: VDd (D = liposomal doxorubicin) Consolidation: VTd or Td ISS stage II or III 
Soft-tissue plasmacytoma 
Primary resistant myeloma, defined as unchanged or progressive disease despite 2 courses of standard treatment 
 Combination bortezomib-containing regimens in newly diagnosed patients with t(4;14)-positive multiple myeloma NCT00570180 Completed CA Induction: VDd (D = liposomal doxorubicin) t(4;14) 
ASCT 
Consolidation: CV prednisolone 
Maintenance: prednisolone 
 Celgene high-risk multiple myeloma Revlimid induction and maintenance therapy NCT00691704 Completed US Induction: Rd Deletion of chromosome 13 by cytogenetics 
Del(17p) by FISH or metaphase analysis 
FISH detection of t(4;14), t(14;16), t(8;14), or t(14;20) 
Hypodiploidy detected by FISH or metaphase analysis 
Sequential maintenance: bortezomib, M-prednisolone, lenalidomide Any complex cytogenetic abnormality detected by cytogenetics, with the exception of hyperdiploidy 
 Vismodegib after stem cell transplant in treating patients with high-risk first remission or relapsed multiple myeloma NCT01330173 Completed US Vismodegib (hedgehog inhibitor) after ASCT Del(13), t(4;14), t(14;16), or del(17p); β2-microglobulin >5.5 g/dL IgA phenotype 

As per a www.clinicaltrials.gov search for “high-risk myeloma” and including studies where the high-risk definition was included.

M, melphalan; V, bortezomib; T, thalidomide; d, dexamethasone; PACE, 4-day continuous infusions of cisplatin, doxorubicin, cyclophosphamide, etoposide; ASCT, autologous stem cell transplant; Mel80, melphalan 20 mg/m2/day × 4 days; R, lenalidomide, Mel20, melphalan 5 mg/m2/day × 4 days; K, carfilzomib; Dara, daratumumab; C, cyclophosphamide; TE, transplant eligible; TNE, transplant ineligible; IULN, institutional upper limit of normal; VAD, vincristine, doxorubicin, dexamethasone; BCMA, B-cell maturation antigen; CAR, chimeric antigen receptor; VGPR, very good partial response.

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