Discussion Bacterial infections of the nails are caused by Gramnegative bacteria, usually P aeruginosa, but can also be caused by Klebsiella spp and Grampositive bacteria like Staphylococcus aureus 1, 2 P aeruginosa is the most common pathogen causing bacterial nail infections, although it is rarely reported 3 P aeruginosa is a Gramnegative, aerobic, The main cause of fingernail infection is due to bacteria It enters into the skin that surrounds the nail when the nail is damaged due to biting or dishwashing or due to any other injury Fungus can also enter the nail causing paronychia and Nail infection (paronychia) Paronychia is an infection of the skin of the fingers or toes, at the place where the skin folds down to meet the nail Acute, or sudden onset, paronychia is caused by the staphylococcus bacteria The organism can gain entry if the nail is cracked, broken, bitten, or trimmed too closely
What Are The Common Causes Of Pus In The Finger