65 year old male wl quite smoking 7 months ago, smoked for more than 45 years. Has not been to a doc since before I was born. (I am 25) refuses oxy machine. Has to use a cap that we got from a med supply resale. My mother is a nurse but I feel like she is trying to protect me by avoiding this question. He developed a large amount o. Edema in his feet recently, very short breath.