A 25 year old professional football is in a car accident His

A 25 year old professional football is in a car accident. His recovery is complete except for persistent knee swelling, for which he has had corticosteroid injections. An arthrocentesis is scheduled.

Blood Chemistry Results:                               Microbiology: No organisms seen

            Glucose: 95 mg/dl                               Crystals: Few needle shaped crystals

            Uric Acid: 5.7 mg/dl                                       Negative birefringence

Synovial Fluid Results:

            Color: Yellow                                     Leukocyte Count:  950 cells/ul

            Clarity: slightly cloudy                       Differential Count:

            Glucose: 80 mg/dl                                           Monocytes: 65%

            Uric Acid: 5.9 mg/dl                                       Lymphocytes: 17%

            Total Protein: 5.3 mg/dl                                  Neutrophils: 18%

            Lactate: 21 mg/dl                               

Based on the results obtained, what is the most likely diagnosis?

Solution

Traumatic arthritis:

Because ,it is a common form of osteoarthritis that is caused by a previous injury or other form of trauma. This condition can occur in any joint,includding the shoulder,elbow,wrist,hip,knee and ankle .

Doctor suggested carticosteriod injection, in the case of traumatic arthritis doctor suggests cortisone which act s like artificial joint fluid. This injection aimes at making the joint more functional an comfortable.