K.,
Those symptoms sound really familiar! Definitely bring these up to your doctor...and follow his/her advice of course...
...but in the meantime, and for continued stress relief/decompression and anxiety management...these coping skills and exercises can be extremely effective in reducing those symptoms!
Self Help sites with breathing/relaxation exercises instructions
Panic attack relief exercises:
http://www.healthcentral.com/anxiety/c/73076/34334/breathing-lessons/
http://www.healthyplace.com/
http://www.stress-relief-exercises.com/
http://www.ehow.com/video_4405003_breathing-exercises-panic-attacks.html
http://www.psybersquare.com/anxiety/panic_relax_I
Give them a try everyday (2 to 3x's a day) for a week and see how you feel.:)
Keep posting!
S.C.