Interactive Case Tutorial Case 04 Joints Instructions Review

Interactive Case Tutorial Case 04 Joints

Instructions � Review the history and signalment for the client � Evaluate the radiographs provided � Explore the interactive images and compare the answers given with your own interpretations. When you’ve clicked on the image, click the same spot again to make the label disappear. � Answer the questions regarding a diagnosis and recommendations � Review the radiologist’s findings

Case Presentation � Signalment: 5 month old, MN, Bengal cat � History: bitten by another cat a few weeks ago; swollen tarsus; intermittent lameness � Study: lateral and dorsoplantar views of the right tarsus

Right tarsus Normal physis Articular erosions of talus Articular erosions of tibia and talus Marked intracapsular swelling of tibiotarsal joint

Conclusions � Provide a diagnosis based on your findings. Submit Feedback The findings are consistent with septic arthritis most likely secondary to the bite wound Continue

Recommendations � Provide your recommendation for this client. Submit Feedback Arthrocentesis of the tibiotarsal joint for cytology and culture/sensitivity Continue

Findings � Marked intracapsular soft tissue swelling of the right tibiotarsal joint � Articular erosions involving the distal tibia and trochlear ridges (talus)

Follow-up � The cytology of the joint fluid revealed marked neutrophilic inflammation without organisms seen; however, the kitten had been on antibiotics from the breeder � Antibiotic therapy was continued but no response was noted; because of the possibility of mycoplasma infection the antibiotic therapy was changed to treat mycoplasma and the patient responded well

The End