Correlation Analysis Between Hematological Toxicity and Body Composition in Patients With Diffuse Large B Cell Lymphoma Treated With CHOP±R Regimen

2020 ◽  
Author(s):  
Wenhao Zhao ◽  
Xuelian Liu ◽  
Xiangliang Liu ◽  
Haimei Yang ◽  
Wei Ji ◽  
...  

Abstract Purpose: The tolerance of patients withdiffuse large B cell lymphoma(DLBCL) receiving CHOP±R regimen was significantly different, and grade 3~4 hematologic toxicity after chemotherapy in some patients resulted in prolonged hospital stay, increased risk of infection, delayed treatment, and directly or indirectly affected short-term efficacy and long-term prognosis. Lean body mass(LBM)and L3 skeletal muscle index (L3SMI)obtained from abdominal CT of DLBCL patients were analyzed to determine whether they could be used as independent predictors of hematological toxicity of CHOP± R regimen in DLBCL patients.Methods: The patients with DLBCL who underwent CHOP±R regimen at the Cancer Center of the First Hospital of Jilin University from January 2015 to November 2018 were retrospectively analyzed. The abdominal CT of the patient was analyzed by sliceOmatic5.0 software. The third lumbar disc planar imaging was selected, and two consecutive images were taken to calculate LBM and L3SMI. Single factor and multivariate analysis were performed on the correlation of LBM, L3SMIand chemotherapy-related grade 3~4 hematologic toxicity. The ROC curve was drawn to investigate the predictive value of various human indicators on the hematologic toxicity of grade 3~4 related to chemotherapy.Results: The L3 skeletal muscle index is associated with the occurrence of grade 3~4 hematologic toxicity (leukocyte and neutropenia) in patients with diffuse large B-cell lymphoma treated with CHOP±R regimen. Those with lower L3SMI are prone to grade 3~4 hematologic toxicity.LBM is associated with the occurrence of grade 3~4 hematologic toxicity (leukopenia) in patients with diffuse large B-cell lymphoma treated with CHOP±R regimen. This with lower LBM is prone to grade 3~4 hematologic toxicity.The L3 skeletal muscle index can be used as an independent predictor of grade 3~4 hematologic toxicity (leukocyte and neutropenia) in patients with diffuse large B-cell lymphoma treated with CHOP ± R regimen. The cut-off value can be defined as 39.91 cm2/m2.Conclusion: We can draw the following conclusions:The L3 skeletal muscle index is associated with the occurrence of grade 3~4 hematologic toxicity (leukocyte and neutropenia) in patients with diffuse large B-cell lymphoma treated with CHOP±R regimen. Those with lower L3SMI are prone to grade 3~4 hematologic toxicity.LBM is associated with the occurrence of grade 3~4 hematologic toxicity (leukopenia) in patients with diffuse large B-cell lymphoma treated with CHOP±R regimen. This with lower LBM is prone to grade 3~4 hematologic toxicity.The L3 skeletal muscle index can be used as an independent predictor of grade 3~4 hematologic toxicity (leukocyte and neutropenia) in patients with diffuse large B-cell lymphoma treated with CHOP ± R regimen. The cut-off value can be defined as 39.91 cm2/m 2.

Blood ◽  
2004 ◽  
Vol 104 (11) ◽  
pp. 4631-4631
Author(s):  
Susanna Hong ◽  
Nouneh J. Gostanian ◽  
Douglas E. Gladstone ◽  
Kenneth W. Zamkoff

Abstract Hematological toxicity is a significant dose limiting side effect in the aggressive treatment of Diffuse Large B Cell Lymphoma (DLBCL). In the current study, pegfilgrastim was given to patients following each cycle of DA R-EPOCH. ANC and platelet nadirs were then compared to a previous report utilizing filgrastim. Pegfilgrastim is a covalent conjugate form of filgrastim, whereby a molecule is covalently bonded to the N terminal of filgastrim, allowing the molecule to be cleared slower than filgastrim. The prolonged effect on the promotion of granulocyte proliferation allows for pegfilgrastim to be given once every 2 weeks in comparison to filgrastim which is injected daily. In this study, records of 5 patients treated with DA R-EPOCH for DLBCL were examined. There were a total of 20 cycles with 15 cycles qualifying for analysis in regards to hematological toxicity. To qualify each cycle met the following criteria: i) treatment with R-EPOCH at starting dose or dose-escalation; ii) pegfilgrastim was administered 24 to 48 hours after completion of chemotherapy at the standard dose of 6mg sc; iii) follow-up of at least two weeks following each cycle; iv) CBC monitored at least once weekly. Of the cycles excluded, 3 cycle did not have at least 2 weeks of follow-up, 1 cycle was followed by filgrastim and 1 cycle was treated with R-CHO. Nadir was defined as lowest value obtained from initiation of one cycle to initiation of next cycle or to two weeks from last day of all chemotherapy. Hematological toxicities were graded according to WHO criteria. Grade 4 neutropenia (ANC less than 0.5 x 109/L) occurred in 13% (2/15) of cycles. There was no Grade 3 neutropenia (ANC 0.5 – 1.0 x 109/L). Range of ANC nadir was 0.02 – 4.4 x 109/L with mean of 2.4 x 109/L. There was no Grade 3 thrombocytopenia (Platelet 25 – 50 25 x 109/L) nor Grade 4 thrombocytopenia (Platelet < 25 x 109/L). Range of platelet nadir was 53 – 230 x 109/L with mean of 130. Examining treatment records, 13 cycles of 20 were candidates for dose escalation. Each cycle was included if it followed a cycle of R-EPOCH and the patient had received pegfilgrastim for neutropenic support. Excluded cycles included 5 cycles at starting doses, 1 cycle in which filgrastim was administered prior, and 1 cycle in which the R-CHO was given prior. Following the criteria for allowable DA EPOCH according to the paradigm published in Blood Apr 15, 2002, Vo 99, No 8 pp 2685– 2693, dose escalation was allowed for ANC of at least 0.5 x 109/L and platelets of at least 25 x 109/L. 11 of 13 (85%) cycles in this study were eligible for dose escalation based on the above mentioned paradigm. In the previous mentioned publication filgrastim was given after completion of each cycle of EPOCH with 49% of cycles complicated by Grade 4 neutropenia and 7% complicated by Grade 4 thrombocytopenia. 58% of the cycles were dose escalated in the previous study. In conclusion this study indicates that pegfilgrastim results in less hematological toxcity in DA R-EPOCH. This allows for DA in a higher percentage of treatment cycles. In addition, examination of the cost reveals the average whole sale price of a single 6 mg dose of pegfilgrastim is $3127, while the average whole sale price of a daily dose of 480 mcg of filgrastim for 10 days is $3500.


Blood ◽  
2016 ◽  
Vol 128 (22) ◽  
pp. 4162-4162 ◽  
Author(s):  
Tony Reiman ◽  
Kerry J. Savage ◽  
Michael Crump ◽  
Matthew Cheung ◽  
David A. MacDonald ◽  
...  

Abstract Background: The outcome of peripheral T-cell lymphomas (PTCLs) remains poor and improved therapies are needed. Retrospective data suggest that integration of anthracyclines in the primary therapy may not impact outcome, providing the rationale to explore alternative regimens. Histone deacetylase inhibitors appear to have a class effect in PTCLs andromidepsin monotherapy demonstrates activity in a proportion of patients with relapsed/refractory PTCLs and can induce durable remissions. Gemcitabine is reported to be a highly active agent in PTCL, and the GDP (gemcitabine, dexamethasone, cisplatin) regimen has become a standard chemotherapy backbone for relapsed aggressive lymphomas (Crump, JCO 2014). We investigated the feasibility, safety and efficacy of GDP combined with romidepsin in a phase I dose escalation trial. Patients with relapsed/refractory diffuse large B-cell lymphoma (DLBCL) were also included. Methods: Patients with relapsed/refractory PTCL or DLBCL, PS 0-2, with measurable disease and who had received one or two prior lines of systemic therapy, were treated with standard doses of GDP (gemcitabine, 1000 mg/m2 d1, d8; dexamethasone, 40 mg po d1-4; cisplatin, 75 mg/m2 d1) every 21 days, plus escalating doses of romidepsin (6, 8, 10 and 12 mg/m2) on days 1 and 8 to a maximum of 6 cycles in a standard 3+3 design. After the first 4 patients were enrolled, based on the observed pattern of thrombocytopenia, the treatment schedule was modified so that gemcitabine and romidepsin were given on days 1 and 15 and cycles extended to every 28 days. Dose-limiting toxicities (DLTs) were assessed during the first 2 cycles and defined as requiring platelet transfusion for bleeding, grade 3 hematological toxicity lasting >10 days, grade 4 hematological toxicity lasting >7 days, febrile neutropenia, or grade 3-4 non-hematological toxicity attributable to romidepsin. Responses were as per Cheson, JCO 2007 excluding PET scans. Results: 20 eligible patients (PTCL n=10; DLBCL n=10) were enrolled between 10/2013 and 01/2016 and treated with GDP plus romidepsin. The main PTCL subtype was PTCL, not otherwise specified (50%). Median age was 65 years (24-74); 9 were female; ECOG performance status was 0 (n=2), 1 (n=13), or 2 (n=5). Number of prior therapies was 1 (n=17) or 2 (n=3). 17 (85%) patients received >90% of the planned dose each cycle. The median number of cycles was 2 (range, 1-6); one patient is still on therapy. The reasons for treatment discontinuation were lymphoma progression (n=10), toxicity (n=2), proceeding to autologous stem cell transplant (ASCT, n=3), intercurrent illness (n=1), or completion of 6 cycles (n=3). On the 21-day schedule at 6 mg/m2 romidepsin, there were 3 DLTs among four patients (2 with grade 3-4 thrombocytopenia, 1 venous thromboembolic event). On the 28-day schedule, there were no DLTs observed in the three patients treated at each of the 6, 8 or 10 mg/m2 dose levels. At 12 mg/m2 there were 4 observed grade 3 DLTs among six evaluable patients (hypotension, acute kidney injury, anorexia, thrombocytopenia >10 days). Notable toxicities during any cycle were: febrile neutropenia (n=2); grade 3-4 thrombocytopenia (n=9); grade 3-4 neutropenia (n=4); and grade 3-4 anemia (n=4); grade 2 atrial fibrillation (n=2); grade 2 QTc prolongation (n=1); grade 1 sinus tachycardia (n=1); grade 2-3 infections (n=16); grade 1-3 cutaneous toxicity (n=9); grade 1-3 thromboembolic events (n=2); TIA (n=2) or stroke (n=1). One patient died after cycle 1 due to sepsis. 7 other patients have died of progressive lymphoma. The overall response rate was 9/20 (45%), all were partial remissions (PR), 3 had stable disease (SD), 4 had progressive disease (PD), and 4 were not objectively evaluable. Of the responders, 5 had PTCL and 4 had DLBCL. Four patients went on to ASCT. With a median follow-up of 5.8 months, the median duration of response was 2.8 months and median PFS is 2.2 months. For all patients, the 1 year PFS was 6% and 1 year OS was 43% Discussion: Full doses of GDP can be combined with a recommended phase II romidepsin dose of 10 mg/m2 given on a day 1, 15 every 28 days schedule. Thrombocytopenia prohibits this combination on a 21-day schedule. Toxicity is otherwise acceptable and as expected. Further study at the recommended dose and schedule would be required to properly define the activity of this regimen in PTCLs and DLBCL. Disclosures Reiman: Celgene: Honoraria, Research Funding. Buckstein:Novartis: Honoraria; Celgene: Honoraria, Research Funding. Kuruvilla:Merck & Co., Inc.: Consultancy, Honoraria. Villa:Lundbeck: Honoraria; Roche: Honoraria, Research Funding; Celgene: Honoraria. Hay:Amgen: Research Funding; Novartis: Research Funding; Janssen: Research Funding; Kite Pharmaceuticals: Research Funding.


Blood ◽  
2009 ◽  
Vol 114 (22) ◽  
pp. 2688-2688
Author(s):  
Jeong Eun Kim ◽  
Dae Ho Lee ◽  
Soon Il Lee ◽  
Jae Hoon Lee ◽  
Won Seog Kim ◽  
...  

Abstract Abstract 2688 Poster Board II-664 Rituximab with cyclophosphamide, doxorubicin, vincristine, and prednisolone (R-CHOP) and dose-dense CHOP therapy has improved the treatment results of diffuse Large B-cell lymphoma (DLBCL) patients. Nevertheless, a substantial number of patients progress or relapse. Bortezomib is a proteasome inhibitor that is widely used in myeloma treatment and was recently approved for use in mantle cell lymphoma treatment. Its antitumor activity in DLBCL patients was reported in several studies, both as a single agent and in combination with chemotherapy. In this study, we tried to add bortezomib to dose-dense CHOP every 2 weeks to evaluate the complete response (CR) rate and safety of the treatment. Patients with previously untreated disseminated stage DLBCL and age 70 years or less were eligible. All patients received CHOP (Cyclophosphamide 750 mg/m2 IV, doxorubicin 50mg/m2 IV, vincristine 1.4mg/m2 IV on day 1, and prednisolone 100mg PO on days 1 to 5) and granulocyte colony-stimulating factor at a dose of 5μg/kg from days 4 to 13 every 2 weeks. Bortezomib, as recommended by the previous phase I trial, was administered at a dose of 1.6mg/m2 on days 1 and 4 of each cycle. Thirty-five patients were enrolled from March, 2007 to March 2009. Total 188 cycles of treatment were done. Twenty-six patients finished planned 6 cycles of treatment, while 9 patients could not continue all planned treatment due to treatment related toxicities and one patient experienced disease progression after 5 cycles of treatment. Twenty-four patients had a CR (92.4%), one patient had a partial response (3.8%), and one patient had a progressive disease (3.8%). Grade 3 hematologic toxicity episodes occurred including 20 anemia (10.7%), 4 neutropenia (2.1%), and 6 thrombocytopenia (3.2%). Grade 4 hematologic toxicity episodes comprised 2 anemia (1.6%), 11 neutropenia (5.9%), and 6 thrombocytopenia (3.2%). One patient died of severe infection with neutropenia. Among 35 patients, grade 3 non-hematologic toxicity occurred with fatigue (11.4%), nausea (2.9%), vomiting (5.7%), diarrhea (8.6%), abdominal pain (8.6%), and sensory neuropathy (20.0%). One patient experienced grade 4 constipation. This interim analysis shows that bortezomib plus dose-dense CHOP every two weeks showed promising activity in disseminated DLBCL patients as the first-line treatment with acceptable toxicity. Further accrual will be continued till the planned patient enrollment goal for phase II results. Disclosures: No relevant conflicts of interest to declare.


2021 ◽  
Vol 28 (2) ◽  
pp. 1325-1337
Author(s):  
Jiaxun Guo ◽  
Panpan Cai ◽  
Pengfei Li ◽  
Cong Cao ◽  
Jing Zhou ◽  
...  

Background: Our study measured the body composition of Diffuse large B-cell lymphoma (DLBCL) patients receiving rituximab with cyclophosphamide, doxorubicin, vincristine and prednisone (R-CHOP) regimen by computed tomographic (CT) and assessed their correlation with treatment-related toxicity and other adverse outcomes. Methods: We retrospectively analyzed 201 DLBCL patients who underwent pre-treatment abdominal CT examination. CT images were used to assess body composition metrics at the third lumbar vertebrae including fat tissues and muscle. Based on the skeletal muscle area (SMA) and density (SMD), skeletal muscle index (SMI), skeletal muscle gauge (SMG = SMI × SMD) and lean body mass (LBM) were calculated. Also analyzed were the toxicity, adverse events and survival. Results: We found that SMG, SMD, SMI and LBM were correlated with any grade 3–4 toxicity, dose reduction, hospitalization or termination of the treatment due to immunochemotherapy and worse survival. However, multivariate analysis demonstrated SMG [progression-free survival (PFS): hazard ratio (HR), 2.889; 95% CI, 1.401–5.959; p = 0.004; overall survival (OS): HR, 2.655; 95% CI, 1.218–5.787; p = 0.014] was the best predictor of poor prognosis. Conclusions: SMG, SMD, SMI and LBM were identified as predictors of adverse reactions and poor survival. SMG was an innovative and valuable indicator of immunochemotherapy toxicity and other adverse outcomes. Additionally, it can be used to individualize antineoplastic drug dosing.


Blood ◽  
2014 ◽  
Vol 124 (21) ◽  
pp. 1755-1755 ◽  
Author(s):  
Francesco Zaja ◽  
Stefano Volpetti ◽  
Annalisa Chiappella ◽  
Flavia Salvi ◽  
Angelo M. Carella ◽  
...  

Abstract Backgrounds: Treatment of patients with relapsed/refractory (R/R) diffuse large B-cell lymphoma (DLBCL) not eligible to high dose therapy represents an unmet medical need. Histone deacetylases (DACs) regulate chromatin structure and function and are involved in crucial mechanisms of lymphoma cell growth. Panobinostat showed encouraging therapeutic activity in Hodgkin lymphoma, cutaneous T-cell lymphoma and other non-Hodgkin lymphomas, in studies conducted in lymphoma cell lines and in vivo in patients with advanced hematologic malignancies. Moreover, recent studies showed a potent activity of Panobinostat in DLBCL. Purpose: On this basis we performed a prospective, multicenter, phase II single arm study, to evaluate safety and efficacy of single agent Panobinostat as salvage therapy for R/R DLBCL adult patients and to evaluate a possible relationships between response and any biological features. Patients and Methods: Adult patients with R/R DLBCL who already performed high-dose chemotherapy followed by autologous stem cell transplantation (ASCT) or were not eligible for ASCT were included. The treatment plan included 6 induction courses with Panobinostat monotherapy followed by other 6 courses of consolidation; patients achieving complete response (CR), partial response (PR) or stable disease (SD), underwent maintenance for a maximum of 36 courses. In each 28-days course, Panobinostat was administered orally at the dosage of 40 mg/day three-times every week; dose adjustments for patients unable to tolerate the protocol-specified schedule were provided. The primary objective was to evaluate Panobinostat activity in terms of overall response (OR) according to the Cheson 1999 criteria; secondary objectives were: CR rate, time to response (TTR), progression-free survival (PFS), safety and feasibility of Panobinostat. We included evaluation of the impact of pharmacogenetics, immunohistochemical patterns and patient's specific gene expression and mutations as potential predictors of response to Panobinostat as explorative objectives. To this aim a pre-enrollment new tissue biopsy was mandatory. Results Thirty-five patients, 21 males (60%), were enrolled between June 2011 and March 2014. Clinical characteristics were: median age 73 (range 65-75), stage IV in 18 (55%), B-symptoms in 9 (28%), increased LDH in 24 (69%), high-intermediate or high International Prognostic Index (IPI) in 18 (51%). Patients received a median of 2 prior lines of therapy (range 1-4). At the end of induction phase, 7 responses (20%) were observed, including 4 CR (11%), while 28 patients (80%) discontinued treatment due to progressive disease (PD) in 21 (60%) or adverse events in 7 (20%). Median TTR in 9 responders was 2.6 months (range 1.8-12). With a median follow up of 6 months (range 1-34), the estimated 12 months PFS and OS were 27% and 30.5%, respectively. In univariate analysis, favourable IPI score and cutaneous involvement at enrollment showed a trend toward a higher ORR (p=0.007 and 0.061, respectively); pharmacogenetics, immunohistochemical and gene expression profile studies are still ongoing. No toxic deaths were reportewd; 18 patients died, 17 due to lymphoma progression and one for allogeneic transplant related complications, performed after PD. Grade 3-4 thrombocytopenia and neutropenia were the most common toxicities (in 29 (83%) and 12 (34%) patients, respectively), while grade 3-4 extra-hematological toxicity included diarrhoea in 4 (12%), infectious complications in 1 (3%) and supraventricular arrhythmia in 2 patients (6%). Conclusions The results of this study indicate that Panobinostat might be remarkably active in some patients with R/R DLBCL, showing durable CR. Feasibility was impaired by relevant hematological toxicity, mainly frequent and dose limiting grade 3-4 thrombocytopenia. Data that will be obtained from biological exploratory studies could hopefully be useful to better address the use of Panobinostat in peculiar subsets of patients. Figure 1 Figure 1. Figure 2 Figure 2. Disclosures Off Label Use: Panobinostat in DLBCL.


2013 ◽  
Vol 31 (15_suppl) ◽  
pp. 8558-8558
Author(s):  
Jon E. Arnason ◽  
Katarina Luptakova ◽  
Jacalyn Rosenblatt ◽  
Jeffrey Zwicker ◽  
James D. Levine ◽  
...  

8558 Background: Patients with relapsed or refractory diffuse large B-cell lymphoma (DLBCL) are salvaged with high dose chemotherapy followed by autologous stem cell rescue. Ibritumomab tiuxetan is an anti-CD20 antibody conjugated to the radionuclide 90yttrium. 90Y ibritumomab tiuxetan has demonstrated clinical efficacy in DLBCL with a favorable toxicity profile relative to transplant. Methods: This phase II trial investigated the overall response rate (ORR), event free survival (EFS), overall survival (OS) and toxicity of treatment with ibritumomab followed by rituximab in patients with relapsed or refractory DLBCL, not candidates for transplant. Patients were treated with an initial dose of rituximab (250 mg/m2) followed one week later by ibritumomab (0.4 mCi90Y/kg or 0.3 mCi90Y/kg based on plateles) followed by 4 weekly doses of rituximab (375mg/m2). All non-progressing patients received maintenance rituximab (375 mg/m2) weekly for 4 doses every 6 months for 4 cycles. Results: 25 patients were enrolled. Median age was 79 (range 45-95). 12 of 25 (48%) had stage 3 or 4 disease. 13 (52%) had 2 or more prior regimens. At 12 weeks 5 patients (21%) had a complete response (CR), 3 (13%) a partial response, 2 (8%) stable disease and 14 (58%) progressed for an ORR of 32% (8/25). At best response 7 patients obtained a CR. Median EFS was 2.5 months. Median OS was 8.1 months. No patient who obtained CR later relapsed, with follow up of 18.3-100.1 months. Deaths unrelated to treatment occurred in remission in 5 patients. 2 patients remain free of disease at 67.4 and 100.1 months. 11 (65%) patients had grade 3 or 4 thrombocytopenia, but no significant bleeding was observed. 9 (36%) patients had grade 3 non-hematologic toxicity. Grade 1 and 2 fatigue occurred in 41%. Patients who progressed through a rituximab containing regimen were at high risk of early progression. Conclusions: The ORR of ibritumomab as salvage therapy for DLBCL compares favorably to other regimens with acceptable toxicity. Those patients with disease refractory to rituximab are not likely to benefit. For a subset of patients not candidates for salvage with autologous transplant, this treatment can produce a durable remission. Clinical trial information: NCT00110149.


2020 ◽  
Vol 12 (1) ◽  
Author(s):  
Mu-Chen Zhang ◽  
Ying Fang ◽  
Li Wang ◽  
Shu Cheng ◽  
Di Fu ◽  
...  

Abstract Background Elderly patients with diffuse large B-cell lymphoma (DLBCL) present with poor clinical outcome and intolerance to intensive chemotherapy. Histone deacetylase inhibitors (HDACIs) show anti-lymphoma activities and can be applied to treat DLBCL. This study aimed to evaluate efficacy and safety of oral HDACI tucidinostat (formerly known as chidamide) plus R-CHOP (CR-CHOP) in elderly patients with newly diagnosed DLBCL (International Prognostic Index ≥ 2). Results Among 49 patients, the complete response rate was 86%, with overall response rate achieving 94%. The 2-year progression survival (PFS) and overall survival (OS) rates were 68% (95% CI 52–79) and 83% (95% CI 68–91). Comparing with historical control (NCT01852435), the 2-year PFS and OS rates of double-expressor lymphoma phenotype (DEL) were improved, and negative prognostic effect of histone acetyltransferases CREBBP/EP300 mutations was also mitigated by CR-CHOP. Grade 3–4 neutropenia was reported in 171, grade 3–4 thrombocytopenia in 27, and grade 3 anemia in 11 of 283 cycles. No grade 4 non-hematological adverse event was reported. Conclusion CR-CHOP is effective and safe in elderly patients with newly diagnosed DLBCL. Relevance of DEL phenotype and molecular biomarkers on CR-CHOP response warrants further investigation in DLBCL. Trial registration ClinicalTrial.gov, NCT02753647. Registered on April 28, 2016.


2017 ◽  
Vol 56 (10) ◽  
pp. 1269-1270
Author(s):  
Ko Harada ◽  
Kosuke Kimura ◽  
Masaya Iwamuro ◽  
Fumio Otsuka

Blood ◽  
2006 ◽  
Vol 108 (11) ◽  
pp. 2770-2770
Author(s):  
Luis Fayad ◽  
Michael Overman ◽  
Barbara Pro ◽  
Peter McLaughlin ◽  
Felipe Samaniego ◽  
...  

Background: Follicular lymphoma grade 3 has a natural history that is more akin to that of diffuse large B-cell lymphoma. The addition of rituximab to standard CHOP has resulted in improved response and survival in diffuse large B-cell lymphoma. Information about outcomes in follicular lymphoma grade 3 is lacking. Methods: A single institution retrospective review of patients with follicular grade 3 lymphoma evaluated at the UTMDACC from 1999 to 2004. Patients were located from the UTMDACC lymphoma database. All patients were initially treated with R-CHOP. Results: Forty-five patients were identified: 51% male, 47% ≥60 years, and 87% follicular grade 3b. The LDH was elevated in 24%, ECOG performance status was >1 in 2%, and >1 site of extranodal involvement was present in 10%. Stage distribution was 11% stage I, 11% stage II, 42% stage III, and 36% stage IV, bulky disease (>7cm) was present in 11%, and B symptoms occurred in 13%. Beta-2 microglobulin was elevated in 57% with values >3 μg/dL in over 50%. IPI distribution was: 46% IPI Low, 38% LI, 11% IH, and 4% IPI High. Overall response rate was 100% with 96% complete responses. Relapse rate by IPI category was 24% for Low IPI, 18% for IPI LI, and 40% for IPI IH, and 100% for the two patients with High IPI. With median follow-up of 33 months, three year failure-free survival (FFS) is 73% (95% CI: 59 to 87%). One patient died (2%) with an overall survival (OS) at three years of 97% (95% CI: 93 to 100%). Conclusion: The addition of rituximab to CHOP provided a high response rate and excellent early survival in this group of mostly good prognosis patients. Relapses were still seen; longer follow-up is needed.


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