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1.
BMJ Case Rep ; 15(12)2022 Dec 07.
Artigo em Inglês | MEDLINE | ID: mdl-36593601

RESUMO

We present a case of a woman in her early 60s with multiple myeloma who, while undergoing treatment with cyclophosphamide, bortezomib and dexamethasone (CyBorD), noticed a whitish nodular swelling on the eyelid. This occurred after one cycle of CyBorD and on subsequent treatment, it also involved the contralateral eyelid. The lesions were initially managed with conservative measures by applying warm compresses, but the lesions progressively increased in size. CyBorD was discontinued and topical antibiotics and anti-inflammatories were initiated, resulting in a decrease in size of the lesions. On resolution of symptoms, she was rechallenged with CyBorD, and symptoms did not recur. The temporal relationship between bortezomib and the development of chalazion is based on connection and no association has been proven.


Assuntos
Calázio , Mieloma Múltiplo , Feminino , Humanos , Mieloma Múltiplo/tratamento farmacológico , Bortezomib/uso terapêutico , Dexametasona/uso terapêutico , Protocolos de Quimioterapia Combinada Antineoplásica , Estudos Retrospectivos , Recidiva Local de Neoplasia , Ciclofosfamida/uso terapêutico
2.
Eur J Nucl Med Mol Imaging ; 44(11): 1853-1861, 2017 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-28492965

RESUMO

PURPOSE: Sentinel lymph node biopsy (SLNB) can be used for nodal staging in early cervical cancer. For this purpose, the tracers most commonly used are radiotracers based on technetium. For the last decade, indocyanine green (ICG) has been used as a tracer for SLNB in other malignancies with excellent results and, more recently, a combination of ICG and a radiotracer has been shown to have the advantages of both tracers. The aim of this study was to evaluate the role of ICG-99mTc-nanocolloid in SLN detection in patients with cervical cancer. METHODS: This prospective study included 16 patients with cervical cancer. The hybrid tracer was injected the day (19-21 h) before surgery for planar and SPECT/CT lymphoscintigraphy. Blue dye was administered periorificially in 14 patients. SLNs were removed according to their distribution on lymphoscintigraphy and when radioactive, fluorescent and/or stained with blue dye. Nodal specimens were pathologically analysed for metastases including by immunochemistry. RESULTS: Lymphoscintigraphy and SPECT/CT showed drainage in all patients. A total of 69 SLNs were removed, of which 66 were detected by their radioactivity signal and 67 by their fluorescence signal. Blue dye identified only 35 SLNs in 12 of the 14 patients (85.7%). All patients showed bilateral pelvic drainage. Micrometastases were diagnosed in two patients, and were the only lymphatic nodes involved. CONCLUSIONS: SLNB with ICG-99mTc-nanocolloid is feasible and safe in patients with early cervical cancer. This hybrid tracer provided bilateral SLN detection in all patients and a higher detection rate than blue dye, so it could become an alternative to the combined technique.


Assuntos
Carcinoma de Células Escamosas/diagnóstico por imagem , Verde de Indocianina/farmacocinética , Linfocintigrafia/métodos , Compostos Radiofarmacêuticos/farmacocinética , Linfonodo Sentinela/diagnóstico por imagem , Agregado de Albumina Marcado com Tecnécio Tc 99m/farmacocinética , Neoplasias do Colo do Útero/diagnóstico por imagem , Adulto , Carcinoma de Células Escamosas/patologia , Feminino , Humanos , Verde de Indocianina/administração & dosagem , Linfocintigrafia/normas , Pessoa de Meia-Idade , Projetos Piloto , Compostos Radiofarmacêuticos/administração & dosagem , Agregado de Albumina Marcado com Tecnécio Tc 99m/administração & dosagem , Tomografia Computadorizada de Emissão de Fóton Único/métodos , Tomografia Computadorizada de Emissão de Fóton Único/normas , Neoplasias do Colo do Útero/patologia
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