Post traumatic osteomyelitis causing organism is
Staphylococcus aureus is the most common causative organism in all age groups. Salmonella is the commonest organism in sickle cell anemia patients(diaphyseal). Psuedomonas aeruginosa is the commonest organism in drug abusers. ref : maheswari 9th ed
Staphylococcus aureus
Staphylococcus pyogenes
E.coli
Pseudomonas
Skeletal infections