Severe hyponatraemia in a patient with a large left atrial myxoma: a case report.

ABSTRACT:

Background

Atrial myxomas (AMs) are the most commonly encountered cardiac tumours. They can be genetically inherited and are commonly found in the left atrium. They usually present with dyspnoea, syncopal episodes, heart failure from mitral valve obstruction, and constitutional symptoms including weight loss, fatigue, and fever. We present a rare case of severe symptomatic hyponatraemia secondary to a large AM and discuss possible aetiology.

Case summary

A 75-year-old Caucasian female presented with acute nausea, vomiting, confusion, and drowsiness. She had a background of palpitations for about 20 years. Her blood test results revealed severe hyponatraemia (serum sodium-103 mmol/L). Further investigations for hyponatraemia including serum cortisol and urine biochemistry sug

SUBMITTER: Bhat S 

PROVIDER: S-EPMC8931388 | biostudies-literature | 2022 Mar

REPOSITORIES: biostudies-literature