Vinflunine as second-line therapy for advanced urothelial carcinoma: Russian observational study

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Abstract

Objective: to assess safety, responses rate and duration, progression-free and overall survival in patients with advanced urothelial carcinoma receiving vinflunine as second-line therapy in routine clinical practice, after additional patient recruitment.

Materials and methods. This retrospective observational multicenter study included medical data of 34 patients with verified advanced urothelial carcinoma receiving vinflunine for tumor progression after first-line chemotherapy in 11 Russian clinical centers from March 23, 2013 to June 3, 2017. The median age of the patients was 60 (44–81) years. ECOG performance status was 0 in 2 (5.9 %), ECOG 1 – in 21 (61.7 %), ECOG 2 – in 9 (26.5 %), and ECOG 3 – in 2 (5.9 %) patients. Visceral metastases were present in 14 (41.2 %), non-visceral – in 20 (58.8 %) cases. Anemia was recorded in 20 (58.8 %) patients. According to Bellmunt scale 2 (5.9 %) patients had none risk factors, 6 (17.6 %) had 1 risk factor, 18 (52.9 %) and 8 (23.5 %) had 2 and 3 risk factors, respectively. Initial vinflunine dosage was 320 mg/m2 in 6 (17.6 %) patients, 280 mg/m2 in 22 (64.8 %) or 250 mg/m2 in 6 (17.6 %). Patient received a median of 4 (1–10) cycles of therapy.

Results. Adverse events (AE) were recorded in 33 (97.1 %) cases. The most frequent were general (70.6 %), hematologic (58.8 %), and gastrointestinal AE (41.1 %). Most AE were grades I–II and well-controlled. There were no deaths caused by adverse events. The best response was assessed as complete in 1 (2.9 %), partial – in 5 (14.7 %), stabilization – in 19 (55.9 %), and progression – in 9 (26.5 %) of the 34 patients. Complete response duration was 9.0 months, median partial response duration was 8.0 months (95 % confidence interval (CI) 5.5–13.0); median stabilization duration – 3.5 months (95 % CI 0.7–12.8). Median progression-free and overall survival were 3.9 (95 % CI 3.5‒4.3) and 6.4 (95 % CI 0.1–17.0) months, respectively. Univariate analysis indicated that the low somatic ECOG status and the initial vinflunine dosage of 250 mg/m2 had adverse impact on overall survival.

Conclusion. The efficacy and safety of vinflunine as second-line therapy for first-line chemotherapy-resistant advanced urothelial carcinoma in unselected patients are similar to the results of Phase III randomized trial and early results of the Russian observational study.

About the authors

M. I. Volkova

N.N. Blokhin National Medical Research Oncology Center, Ministry of Health of Russia

Author for correspondence.
Email: mivolkova6@gmail.com
24 Kashirskoe Shosse, Moscow 115478, Russia Russian Federation

V. A. Chernyaev

N.N. Blokhin National Medical Research Oncology Center, Ministry of Health of Russia

24 Kashirskoe Shosse, Moscow 115478, Russia Russian Federation

V. B. Matveev

N.N. Blokhin National Medical Research Oncology Center, Ministry of Health of Russia

24 Kashirskoe Shosse, Moscow 115478, Russia Russian Federation

B. Ya. Alekseev

P.A. Hertzen Moscow Oncology Research Institute – branch of the National Medical Research Radiological Center, Ministry of Health of Russia

3 2nd Botkinskiy Proezd, Moscow 125284, Russia Russian Federation

K. M. Nyushko

P.A. Hertzen Moscow Oncology Research Institute – branch of the National Medical Research Radiological Center, Ministry of Health of Russia

3 2nd Botkinskiy Proezd, Moscow 125284, Russia Russian Federation

L. V. Bolotina

P.A. Hertzen Moscow Oncology Research Institute – branch of the National Medical Research Radiological Center, Ministry of Health of Russia

3 2nd Botkinskiy Proezd, Moscow 125284, Russia Russian Federation

A. L. Kornietskaya

P.A. Hertzen Moscow Oncology Research Institute – branch of the National Medical Research Radiological Center, Ministry of Health of Russia

3 2nd Botkinskiy Proezd, Moscow 125284, Russia Russian Federation

A. A. Paichadze

P.A. Hertzen Moscow Oncology Research Institute – branch of the National Medical Research Radiological Center, Ministry of Health of Russia

3 2nd Botkinskiy Proezd, Moscow 125284, Russia Russian Federation

S. Ch. Maykoparova

M.Kh. Ashkhamaf Adygea Republican Clinical Oncology Dispensary

6 2nd Korotkaya St., Maykop 385012, Republic of Adygea Austria

L. A. Ryadinskaya

Rostov Research Institute of Oncology, Ministry of Health of Russia

63 14th Liniya St., Rostov-on-Don 344037, Russia Russian Federation

S. N. Kabanov

Rostov Research Institute of Oncology, Ministry of Health of Russia

63 14th Liniya St., Rostov-on-Don 344037, Russia Russian Federation

A. E. Storozhakova

Rostov Research Institute of Oncology, Ministry of Health of Russia

63 14th Liniya St., Rostov-on-Don 344037, Russia Russian Federation

N. Yu. Samaneva

Rostov Research Institute of Oncology, Ministry of Health of Russia

63 14th Liniya St., Rostov-on-Don 344037, Russia Russian Federation

A. V. Shcherbinin

Perm Regional Oncology Dispensary

15 Baumana St., Perm’ 614066, Russia Russian Federation

S. A. Varlamov

Altay Territorial Oncology Dispensary

110 Zmeinogorskiy Trakt, Barnaul 656045, Russia Russian Federation

I. S. Varlamov

Altay Territorial Oncology Dispensary

110 Zmeinogorskiy Trakt, Barnaul 656045, Russia Russian Federation

E. I. Kopyl’tsov

Clnical Oncology Dispensary

Build. 1, 9 Zavertyaeva St., Omsk 644013, Russia Russian Federation

A. A. Lebedinets

Saint Luke Clinical Hospital

46 Chugunnaya St., Saint Petersburg 194044, Russia Russian Federation

M. V. Odintsova

Russian Research Center for Radiology and Surgical Technologies

70 Leningradskaya St., Pesochnyy, Saint Petersburg 197758, Russia

Russian Federation

S. S. Kolesnikov

Pskov Regional Oncology Dispensary

15a Vokzal’naya St., Pskov 180000, Russia Russian Federation

E. V. Karabina

Tula Regional Oncology Dispensary

201A Plekhanova St., Tula 300040, Russia Russian Federation

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