Rheumatology is defined as the study of all various kinds of disorders regarding the joints, muscles and ligaments, such as arthritis. In this April 2012 Rheumatology Quiz, we’ll be seeing how much you know about the...
A 67-year-old man is evaluated in the emergency department for a 2-week history of pain involving the left hip. He has had no fever. Four years ago, he underwent total arthroplasty of the left hip joint to treat osteoarthritis. One month ago, he underwent tooth extraction for an abscessed tooth.
On physical examination, temperature is 36.6 °C (98.0 °F), blood pressure is normal, and pulse rate is 90/min. Cardiopulmonary examination is normal. A well-healed surgical scar is present over the left hip, and there is no warmth or tenderness. External rotation of the left hip joint is markedly painful.
Laboratory studies reveal an erythrocyte sedimentation rate of 88 mm/h.
Radiograph of the left hip shows a normally seated left hip prosthesis. Fluoroscopic-guided arthrocentesis is performed. The synovial fluid leukocyte count is 38,000/µL (90% neutrophils). Polarized light microscopy of the fluid shows no crystals, and Gram stain is negative. Culture results are pending.
Which of the following is the most likely diagnosis?
Every medical practitioner needs to know most of the terminologies that are used in hospitals. Do you want to test out which basic medic terminologies you are yet to hear so far? This one is a Medical Terminology Quiz!...