Treatment of Canine Oral Melanomas: A Critical Review of the Literature

Critical appraisal of the available literature for the treatment of canine oral malignant melanoma (OMM) is lacking. This critical review aimed to evaluate the current literature and provide treatment recommendations and possible suggestions for future canine OMM research. PubMed, Web of Science and...

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Main Authors: Paolo Pazzi, Gerhard Steenkamp, Anouska J. Rixon
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Veterinary Sciences
Subjects:
Online Access:https://www.mdpi.com/2306-7381/9/5/196
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author Paolo Pazzi
Gerhard Steenkamp
Anouska J. Rixon
author_facet Paolo Pazzi
Gerhard Steenkamp
Anouska J. Rixon
author_sort Paolo Pazzi
collection DOAJ
description Critical appraisal of the available literature for the treatment of canine oral malignant melanoma (OMM) is lacking. This critical review aimed to evaluate the current literature and provide treatment recommendations and possible suggestions for future canine OMM research. PubMed, Web of Science and Google Scholar were searched in June 2021, for terms relevant to treatment of OMM. Inclusion and exclusion criteria were applied and information on clinical response and outcome extracted. Eighty-one studies were included. The overall level of evidence supporting the various canine OMM treatment options was low. The majority of studies included confounding treatment modalities and lacked randomization, control groups and consistency in reporting clinical response and outcomes. Within these limitations, surgery remains the mainstay of therapy. Adjunctive radiotherapy provided good local control and improved median survival times (MST), chemotherapy did not offer survival benefit beyond that of surgery, while electrochemotherapy may offer a potential alternative to radiotherapy. Immunotherapy holds the most promise in extending MST in the surgical adjunctive setting, in particular the combination of gene therapy and autologous vaccination. Prospective, randomized, double-blinded clinical trials, with a lack of confounding factors and reporting based on established guidelines would allow comparison and recommendations for the treatment of canine OMM.
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spelling doaj.art-b5ceeb7ec9454d71bce88395380a5c542023-11-23T13:28:00ZengMDPI AGVeterinary Sciences2306-73812022-04-019519610.3390/vetsci9050196Treatment of Canine Oral Melanomas: A Critical Review of the LiteraturePaolo Pazzi0Gerhard Steenkamp1Anouska J. Rixon2Department of Companion Animal Clinical Studies, Faculty of Veterinary Science, University of Pretoria, Pretoria 0110, South AfricaDepartment of Companion Animal Clinical Studies, Faculty of Veterinary Science, University of Pretoria, Pretoria 0110, South AfricaDepartment of Companion Animal Clinical Studies, Faculty of Veterinary Science, University of Pretoria, Pretoria 0110, South AfricaCritical appraisal of the available literature for the treatment of canine oral malignant melanoma (OMM) is lacking. This critical review aimed to evaluate the current literature and provide treatment recommendations and possible suggestions for future canine OMM research. PubMed, Web of Science and Google Scholar were searched in June 2021, for terms relevant to treatment of OMM. Inclusion and exclusion criteria were applied and information on clinical response and outcome extracted. Eighty-one studies were included. The overall level of evidence supporting the various canine OMM treatment options was low. The majority of studies included confounding treatment modalities and lacked randomization, control groups and consistency in reporting clinical response and outcomes. Within these limitations, surgery remains the mainstay of therapy. Adjunctive radiotherapy provided good local control and improved median survival times (MST), chemotherapy did not offer survival benefit beyond that of surgery, while electrochemotherapy may offer a potential alternative to radiotherapy. Immunotherapy holds the most promise in extending MST in the surgical adjunctive setting, in particular the combination of gene therapy and autologous vaccination. Prospective, randomized, double-blinded clinical trials, with a lack of confounding factors and reporting based on established guidelines would allow comparison and recommendations for the treatment of canine OMM.https://www.mdpi.com/2306-7381/9/5/196oralmelanomadogsurgeryradiotherapyimmunotherapy
spellingShingle Paolo Pazzi
Gerhard Steenkamp
Anouska J. Rixon
Treatment of Canine Oral Melanomas: A Critical Review of the Literature
Veterinary Sciences
oral
melanoma
dog
surgery
radiotherapy
immunotherapy
title Treatment of Canine Oral Melanomas: A Critical Review of the Literature
title_full Treatment of Canine Oral Melanomas: A Critical Review of the Literature
title_fullStr Treatment of Canine Oral Melanomas: A Critical Review of the Literature
title_full_unstemmed Treatment of Canine Oral Melanomas: A Critical Review of the Literature
title_short Treatment of Canine Oral Melanomas: A Critical Review of the Literature
title_sort treatment of canine oral melanomas a critical review of the literature
topic oral
melanoma
dog
surgery
radiotherapy
immunotherapy
url https://www.mdpi.com/2306-7381/9/5/196
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AT gerhardsteenkamp treatmentofcanineoralmelanomasacriticalreviewoftheliterature
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