One father in law has been breathing hard since 3-4 days. he went to a doctor and in Xray it was found some haziness in lungs.But doctor is not sure  if it is infection or fluid. He has kidney problem also since last 2.5yrs. and is on dialysis. He does it evevryday on his own.
Respected user, Warm welcome to Chat Doctor.come have evaluated your query thoroughly.* There are different causes of the same as - respiratory infection - heart related condition - manifestation of kidney problem or increased creatinine - electrolyte imbalance - others.* Needs work up clinically with certain lab tests and if required CT scan. Hope this will help you. Regards.