en عمومى General گزارش مورد case report Septic arthritis of sternoclavicular joint is rare and due to special setting including intravenous drug abuser, occult bacteremia, subclavian catheterization. The most common bacteria is staphylococcus aureus. We reported a 65 years old man patient with septic arthritis of sternoclavicular joint due to klebsiella pneumonia. kelebsiella pneumonia, septic arthritis, stern clavicular joint 269 271 http://intjmi.com/browse.php?a_code=A-10-1-92&slc_lang=en&sid=1 Farhang Babamahmoodi 10031947532846002483 10031947532846002483 No Antimicrobial resistance research center, Department of infectious diseases, Mazandaran university of medical sciences, Sari, Iran Akram Kalani 10031947532846002484 10031947532846002484 No Bushehr University of medical sciences, Bushehr, Iran. Fatemeh Ahangarkani 10031947532846002485 10031947532846002485 No Antimicrobial resistance research center, Department of infectious diseases, Mazandaran university of medical sciences, Sari, Iran leila Delavarian 10031947532846002486 10031947532846002486 No Antimicrobial resistance research center, Department of infectious diseases, Mazandaran university of medical sciences, Sari, Iran Ebrahim Fatehi 10031947532846002487 10031947532846002487 Yes Antimicrobial resistance research center, Department of infectious diseases, Mazandaran university of medical sciences, Sari, Iran