<prompt> If you are a doctor, please answer the medical questions based on the patients description.hi. 3 years ago i went on a night out with mates and took cocaine. the day after i got chest discomfort, nausea lightheaded i went to the hospital who done a ecg, blood test water sample and chest x-ray of which all come back normal. i have been in and out the hospital the past 3years they have never kept me in over night. my chest discomfort is not as bad as what it was i had it constanly when it first started now it comes and goes. i also get pain in left arm and jaw pain in both legs headaches dizziness do you think its heart related or anxiety  <response>: Hello, I understand your concern and would explain that your symptoms seem to be related to anxiety. Nevertheless, I would recommend consulting with your attending physician and performing some tests in order to exclude other possible causes: - an exercise cardiac stress test-complete blood count, PCR, ESR for inflammation- blood electrolytes for possible imbalance-thyroid hormone levels for thyroid gland dysfunction. Hope I have answered your query. Let me know if I can assist you further. 