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INTRODUCTION: Sarcopenia, a key component of frailty in cancer patients, is associated with complicated procedures and worse survival after esophageal resection. The psoas muscle index (PMI) has been implicated as a possible sarcopenia imaging marker. This retrospective study aims to elucidate the effect of PMI and BMI in a cohort in Europe after totally minimally invasive esophagectomy for cancer. METHODS: The study included 318 consecutive adult patients (261 men and 57 women) who underwent minimally invasive esophagectomy for cancer between January 2016 and April 2021 in a German University Hospital. The PMI was measured at the third lumbar vertebra in the preoperative CT scan. The endpoints postoperative complication rates and survival rates were analysed and correlated with PMI and BMI according to gender. RESULTS: Male patients with low PMI (< 5.3 cm2/ m2) had a significantly higher rate of postoperative pulmonary and cardiac complications (p = 0.016, respectively p = 0.018). Low PMI and low BMI (<25 kg/m2) were associated with decreased survival rates in the univariate (p < 0.001) and multivariate analysis in male patients (p = 0.024, respectively 0.004). Having a low PMI (< 5.3 cm2/ m2) was significantly associated with worse overall survival in normal and underweight men (p < 0.001), but not in obese men with a BMI ≥ 25kg/m2 (p = 0.476). CONCLUSION: Preoperative PMI and BMI are valid risk factors regarding postoperative survival after minimal invasive esophagectomy for cancer especially in a male European cohort.
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Teclistamab, a B-cell maturation antigen (BCMA) × CD3 directed bispecific antibody, has shown high response rates and durable remissions in the MAJESTEC-1 trial in patients with relapsed and refractory multiple myeloma (RRMM). We retrospectively assessed efficacy and tolerability in 123 patients treated at 18 different German centers to determine whether outcome is comparable in the real-world setting. Most patients had triple-class (93%) or penta-drug (60%) refractory disease, 37% of patients had received BCMA-directed pretreatment including idecabtagene vicleucel (ide-cel) CAR-T cell therapy (21/123, 17.1%). With a follow-up of 5.5 months, we observed an overall response rate (ORR) of 59.3% and a median progression-free survival (PFS) of 8.7 months. In subgroup analyses, we found significantly lower ORR and median PFS in patients with extramedullary disease (37%/2.1 months), and/or an ISS of 3 (37%/1.3 months), and ide-cel pretreated patients (33%/1.8 months). Nonetheless, the duration of response in ide-cel pretreated patients was comparable to that of anti-BCMA naive patients. Infections and grade ≥3 cytopenias were the most frequent adverse events. In summary, we found that teclistamab exhibited a comparable efficacy and safety profile in the real-world setting as in the pivotal trial.