question: Sunday. had d/x of pneumonia and neck spasm after chest and neck x-ray. in ER. receive antibiotic 750mgimmediately.  Monday, had basic blood test.. the result was all normal including white blood cell count.after the antibiotic. I feel better right away. -- much lees cough.  I took 7 days off from work.doctor said"  may need Pest Scan after medication . because I had 2nd hand smoking lung cancer 20 yrs ago. I really don't feel like to do it.  I am schedule to back to work tomorrow.   age of 69. female. wt. stable.please give me your opinion.   thanks. thanks.