instruction: my father male years old with swollen ankle redness of the swollen area has turn into dark red not diabetic since last check up last year he had a stroke before and has undergone liver operation due to cancer years back he has no fever chills or dizziness just pain in the affected area he just informed me this morning I tried getting in touch with his doctor but was not able to talk to him today I scheduled an appointment tom 10am but I am not sure if it is safe to bring him to a hospital for a check up