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Asymptomatic Left Ventricular Malignant Psammomatous Melanotic Schwannoma.
Laurin, Charles; Claveau, Joel; Trahan, Sylvain; Gagnon, Louis-Philippe; Kalavrouziotis, Dimitri; Perron, Jean.
Afiliação
  • Laurin C; Cardiac Surgery Department, Quebec Heart and Lung Institute, Laval University, Quebec City, Quebec, Canada.
  • Claveau J; Department of Internal Medicine, Dermatology Division, University Hospital of Quebec, Laval University, Hôtel-Dieu Hospital, Quebec City, Quebec, Canada.
  • Trahan S; Pathology Department, Quebec Heart and Lung Institute, Laval University, Quebec City, Quebec, Canada.
  • Gagnon LP; Department of Internal Medicine, Dermatology Division, University Hospital of Quebec, Laval University, Hôtel-Dieu Hospital, Quebec City, Quebec, Canada.
  • Kalavrouziotis D; Cardiac Surgery Department, Quebec Heart and Lung Institute, Laval University, Quebec City, Quebec, Canada.
  • Perron J; Cardiac Surgery Department, Quebec Heart and Lung Institute, Laval University, Quebec City, Quebec, Canada.
CJC Open ; 3(7): 976-980, 2021 Jul.
Article em En | MEDLINE | ID: mdl-34401703
ABSTRACT
Malignant psammomatous melanotic schwannoma (MPMS) is a rare type of tumour, occasionally reported to occur with mediastinal involvement. Histopathologic similarities with melanoma may lead to a wrong diagnosis, but distinguishing between types of tumours is mandatory for adequate management and prognosis. MPMS may be aggressive and manifest unpredictable behavior, with a poor midterm prognosis despite benign histopathologic features. We discuss the challenges that come with a diagnosis of MPMS, and the rationale for our treatment strategy, in this first report regarding MPMS involving the left heart ventricle.
Le schwannome mélanotique psammomateux malin (SMPM) est un type de tumeur rare qui est à l'occasion observé au niveau du médiastin. Ses similitudes histologiques avec le mélanome peuvent conduire à un diagnostic erroné, mais il est impératif de savoir faire la distinction entre ces types de tumeur pour optimiser la prise en charge et le pronostic. Le SMPM peut être agressif et avoir une évolution imprévisible, avec un pronostic défavorable à moyen terme malgré des caractéristiques histopathologiques bénignes. Dans cette première étude de cas de SMPM présentant une atteinte du ventricule gauche, nous décrivons les défis posés par un diagnostic de SMPM et justifions notre stratégie de traitement.

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Tipo de estudo: Prognostic_studies Idioma: En Revista: CJC Open Ano de publicação: 2021 Tipo de documento: Article País de afiliação: Canadá

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Tipo de estudo: Prognostic_studies Idioma: En Revista: CJC Open Ano de publicação: 2021 Tipo de documento: Article País de afiliação: Canadá