PMC6875212_01
Lumbar disc herniation was thought as different diagnosis but was not apparent.
CRIOR2019-5219237.001.jpg
PMC6875212_01_CRIOR2019-5219237.001.jpg
fig1
The MRI of her lumbar was normal (Figure 1).
(a) Radiograph before TKA. (b) Enlargement of the fabella (arrow) is shown on radiograph 8 years after TKA.
CRIOR2019-5219237.002.jpg
PMC6875212_01_CRIOR2019-5219237.002.jpg
fig2
Relatively, a large fabella with the size of 2 cm was found in the radiograph of her right knee (Figure 2).
The peroneal nerve (arrow) was pushed by the fabella located just near the nerve. (b) Dissected fabella.
CRIOR2019-5219237.003.jpg
PMC6875212_01_CRIOR2019-5219237.003.jpg
fig3
Macroscopically, the peroneal nerve was pushed by the fabella located just near the nerve (Figure 3).