Since the symptoms of primary aldosteronism aren't always obvious, your doctor may be the one to suggest you setup an appointment to get screened for the condition.
In addition to any immediate emergency care, an operator on can put in a computerized referral to the local VA suicide prevention coordinator who will setup an appointment the next day, she says.
They could wait however long it takes to see an ER doctor (likely several hours) or the ER staff would set them up with an appointment with a primary care physician within 24 hours.