Primary thyroid leiomyosarcoma with transvenous extension to the right atrium: a case report.

ABSTRACT:

Background

Primary thyroid leiomyosarcoma (LMS) is a very rare tumour with less than 40 published cases yet. Direct metastatic extension into the great cervical veins and caval veins is extremely uncommon. Extension to the right heart has not yet been reported.

Case summary

A 62-year-old man was admitted for sudden onset of left neck pain and dyspnoea. Computed tomography and ultrasonography found an extensive mass of the left great cervical veins, superior vena cava, and a nodule in the left thyroid lobe. Transesophageal echocardiography visualized large protrusion of this mass into the right atrium. Cytology of a thyroid nodule diagnosed a benign hyperplastic nodule. The mass was considered to be likely an extensive thrombus. The patient was started on anticoagulant therap

SUBMITTER: Dubrava J 

PROVIDER: S-EPMC9128373 | biostudies-literature | 2022 May

REPOSITORIES: biostudies-literature