Historically, staphylococci, pseudomonads, and Escherichia coli have been the nosocomial infection troika; nosocomial pneumonia, surgical wound infections, and vascular accessrelated bacteremia have caused the most illness and death in hospitalized patients; and intensive care units have been the epicenters of antibiotic resistance.
A warm spot can be noticed in the portion of your arm where there occurred the blood clot. You can also feel like having a burning sensation around the affected area and also at times you might feel like the area is warm when touched. In case of serious blood clots in arm, the area affected can turn red and inflamed.
Swelling: One of the symptoms of blood clot in arm is that of swelling. The affected part in your arm will start swelling when there is a blood clot occurring in any of the vein in your arm. At times the entire arm may begin to swell because of inflammation of a vein in the arm.