feel anxious characterize pain: feel pain intense pain pain radiate location precisely pain located fast pain experiencing shortness breath difficulty breathing significant way feel slightly dizzy lightheaded feel lightheaded dizzy feel like faint traveled country last 4 weeks recently taken decongestants substances may stimulant effects
psvt anemia panic attack bronchospasm / acute asthma exacerbation atrial fibrillation anaphylaxis pulmonary embolism pneumonia acute pulmonary edema bronchiectasis guillain-barré syndrome acute dystonic reactions myasthenia gravis scombroid food poisoning bronchitis tuberculosis sle possible nstemi / stemi chagas
PSVT