Are palpitations / skipped beats a common symptom of a prolonged qt?

Variable symptoms: Symptomatic patients with prolonged QT syndrome can present with a variety of symptoms. Some are completely asymptomatic and are only aware of their diagnosis because a close relative was found to have one and they got evaluated as well. Some symptoms can include: palpitations, presyncope, syncope, seizures, or cardiac arrest in severe instances.

Prolonged QT: Prolonged QT interval can definitely cause cardiac dysrhythmias some of which can be very serious. It's mandatory to document what your heart rhythm is when you feel palpitations. If you have QT prolongation you should be under the care of a cardiologist. There are a number of medication interactions you must avoid. You must report any fainting episodes. Test for low calcium or potassium levels.