Di Raimondo C, Vaccarini S, Nunzi A, Rapisarda V, Zizzari A, Meconi F, Monopoli A, Narducci MG, Scala E, Bianchi L, Tesei C, Cantonetti M. Continuous low-dose gemcitabine in primary cutaneous T cell lymphoma: a retrospective study.
Dermatol Ther 2022;
35:e15482. [PMID:
35373414 DOI:
10.1111/dth.15482]
[Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/13/2021] [Revised: 03/24/2022] [Accepted: 03/30/2022] [Indexed: 11/28/2022]
Abstract
PURPOSE
the aim of our retrospective study was to evaluate the efficacy of a continuous therapy with a lower dosage of gemcitabine compared to those usually administered in patients with CTCL.
MATERIAL AND METHODS
twenty-two patients received different dosages of gemcitabine. Dosage and schedule of the drug were chosen on the basis of clinical features. Gemcitabine was given at 1000 mg every 15 days in 13 patients (4 MF, 9 SS); at 1000 mg at days +1, +8, +15 in 6 cases (3 MF, 3 SS).
RESULTS
All patients had been previously treated: four patients had received both skin directed and systemic treatments. Eighteen patients had received photopheresis, IFN, chemotherapy and immunotherapy. The Objective Response Rate (CR+PR) among all patients was 54.5% (12 of 22 patients) with a CR of 4.5% (1 of 22 patients) and a PR of 50% (11 of 22 patients). Patients with SS had an ORR of 61.5% (8 of 13 patients) with 1 CR (7%) and 7 PR (53.8%); patients with MF showed an ORR of 55.6% (5 of 9 patients) but no patients experienced CR (0%). The schedule with the highest efficacy and the lowest toxicity profile was 1000 mg every 15 days. Median PFS and OS in all patients were 17 and 45 months respectively. Gemcitabine was generally well tolerated. This article is protected by copyright. All rights reserved.
CONCLUSIONS
we have demonstrated that a much lower dose of gemcitabine (1000 mg once every 15 days) in patients with advanced-stage and refractory CTCL can lead to a durable response, with tolerable and manageable adverse effects. This article is protected by copyright. All rights reserved.
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