In uncomplicated pericarditis, in the absence of a pericardial effusion or cardiac tamponade, the heart will not be enlarged on chest x ray.
What is the purpose of a chest x-ray in the diagnosis of pericarditis?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What is the purpose of a chest x-ray in the diagnosis of pericarditis? [/INST] \n In uncomplicated pericarditis, in the absence of a pericardial effusion or cardiac tamponade, the heart will not be enlarged on chest x ray.</s>