scholarly journals Merkel Cell Carcinoma: The Past, the Present, and the Future

2013 ◽  
Vol 2013 ◽  
pp. 1-6 ◽  
Author(s):  
Inamaria Erovic ◽  
Boban M. Erovic

Since the first description of the Merkel cell carcinoma by Cyril Toker in 1972, the number of studies has significantly increased over the last 4 decades. In this review, we will illustrate the historical background of the Merkel cell carcinoma beginning with the 19th century, the first description of the Merkel cell to the finding of the CK20 as a highly specific diagnostic marker and finally to the recently detected Merkel cell polyomavirus (MCPyV). Moreover, we will highlight the beginning of adjuvant therapeutic regimens with radiotherapy and chemotherapy and discuss the diagnostic work-up including imaging and histology of patients with Merkel cell carcinoma. Another very rapidly growing and interesting field of research is the development of patients' specific and tailored targeted therapy, in particular in patients with distant metastatic disease.


Cancers ◽  
2021 ◽  
Vol 13 (7) ◽  
pp. 1614
Author(s):  
Ellen M. Zwijnenburg ◽  
Satish F.K. Lubeek ◽  
Johanna E.M. Werner ◽  
Avital L. Amir ◽  
Willem L.J. Weijs ◽  
...  

Merkel cell carcinoma (MCC) is a rare neuroendocrine tumor of the skin mainly seen in the elderly. Its incidence is rising due to ageing of the population, increased sun exposure, and the use of immunosuppressive medication. Additionally, with the availability of specific immunohistochemical markers, MCC is easier to recognize. Typically, these tumors are rapidly progressive and behave aggressively, emphasizing the need for early detection and prompt diagnostic work-up and start of treatment. In this review, the tumor biology and immunology, current diagnostic and treatment modalities, as well as new and combined therapies for MCC, are discussed. MCC is a very immunogenic tumor which offers good prospects for immunotherapy. Given its rarity, the aggressiveness, and the frail patient population it concerns, MCC should be managed in close collaboration with an experienced multidisciplinary team.



2020 ◽  
Vol 12 (01) ◽  
pp. 76-78
Author(s):  
Bifica Sofia Lyngdoh ◽  
Biswajit Dey ◽  
Vandana Raphael ◽  
Iadarilang Tiewsoh

AbstractBone metastasis as an initial presentation of esophageal carcinoma is uncommon. In the absence of typical presentations like dysphagia, these cases may lead to diagnostic dilemmas both for the clinicians and pathologists. Here, we report a case of disseminated metastasis of esophageal squamous cell carcinoma to the bone in a 47-year-old female, who presented with multiple osteolytic lesions and clinically mimicking multiple myeloma. A detailed diagnostic work-up established the diagnosis of esophageal squamous cell carcinoma.



2002 ◽  
Vol 27 (5) ◽  
pp. 385-386 ◽  
Author(s):  
HAKAN DEMIR ◽  
FATMA BERK ◽  
OKAN ERDINCLER ◽  
SERKAN ISGOREN ◽  
CUMALI AKTOLUN


VASA ◽  
2016 ◽  
Vol 45 (6) ◽  
pp. 461-469 ◽  
Author(s):  
Wolfgang Mlekusch ◽  
Irene Mlekusch ◽  
Schila Sabeti-Sandor

Abstract. The numbers of endovascular procedures have been noted to substantially increase over the past two decades. Besides all the technical advances and the increasing skills of more and more trained interventionists, the vascular access site still offers the possibilities and carries the risk of access site complications, which have not been changed dramatically over the past years. Guidelines on the vascular puncture procedure itself are lacking. Complications at different vascular access sites presentclinically different, require different diagnostic work up and therapy. The aim of the following review is to systematically list the most likely vascular access site complications their diagnosis and if necessary the proper treatment.



PLoS ONE ◽  
2014 ◽  
Vol 9 (3) ◽  
pp. e90360 ◽  
Author(s):  
Rikke Norling ◽  
Birgitte Marie Due Buron ◽  
Marianne Hamilton Therkildsen ◽  
Birthe Merete Henriksen ◽  
Christian von Buchwald ◽  
...  


2021 ◽  
Vol 14 (1) ◽  
pp. e238560
Author(s):  
Joshua Agilinko ◽  
Tze Jun Kueh ◽  
Louise Smart ◽  
Muhammad Shakeel

Primary thyroid squamous cell carcinoma (SCC) is a rare and highly aggressive cancer. Diagnostic work-up encompasses cervical ultrasonography, tissue biopsy and CT scan. Surgery, radiotherapy and chemotherapy are the available treatment modalities. With a mean survival rate of 7 months reported in the literature, our patient is alive 2 years after successful treatment of her advanced primary thyroid SCC with surgery and radiotherapy.



F1000Research ◽  
2019 ◽  
Vol 8 ◽  
pp. 1995 ◽  
Author(s):  
Caitlin G. Robinson ◽  
Daniel Tan ◽  
Siegrid S. Yu

Merkel cell carcinoma (MCC) is a rare and aggressive neuroendocrine skin cancer that has been historically associated with limited treatment options and poor prognosis. In the past 10 years, research in MCC has progressed significantly, demonstrating improved outcomes when treating with immunotherapy, particularly PD-1/PD-L1 inhibitors, when compared with conventional chemotherapy. There is also increasing evidence of the abscopal effect, a phenomenon describing the regression of untreated, distant MCC tumors following local radiation therapy. Additionally, antibodies to Merkel cell polyomavirus oncoproteins have been found to correlate with disease burden in a subset of patients, providing a useful tool for surveillance after treatment. Guidelines for the management of MCC will likely continue to change as research on surveillance and treatment of MCC continues.





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