Richard has had episodes of sheer terror over the past 8 mon…
Richard has had episodes of sheer terror over the past 8 months when walking into a church building. He breaks into a cold sweat and often feels like he is having a heart attack. During these attacks he imagines that he is completely losing control of himself. He has stopped going to church because he fears having another one of these attacks, but they have also happened without warning at other times. Which of the following diagnoses is most likely?