Ms Ponting is a 78 year old woman who presents with lethargy, and a subtle increase inconfusion. She has electrolytes performed, which show that her serum sodium is 118mmol/L(RR 135-145).Which of the following statements is CORRECT?A. Selective serotonin receptor blockers used as anti-depressants are unlikely to contribute tohyponatraemiaB. Performing a Chest X-ray would be helpful if her clinical fluid status review suggests she iseuvolaemicC. Thyroid function tests would NOT be helpful in assessing the cause of the low sodiumD. A previous echocardiogram (ultrasound) confirming poor left ventricular function would notbe helpful information for assessing her hyponatraemia

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