PMC8495068_01
Lateral radiograph of the atlanto-occipital joint showing mineralization in the region of the nuchal bursa (arrows).
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F1
Radiographs (Figure 1) and ultrasound (Figure 2) of the poll area revealed ossification and mineralization dorsal to the first (C1) and second (C2) cervical vertebrae, as well as hyperechoic fluid in the cranial aspect of the nuchal bursa.
Ultrasound image of the cranial nuchal bursa showing marked distension with anechoic fluid and synovial proliferation (arrows).
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F2
Radiographs (Figure 1) and ultrasound (Figure 2) of the poll area revealed ossification and mineralization dorsal to the first (C1) and second (C2) cervical vertebrae, as well as hyperechoic fluid in the cranial aspect of the nuchal bursa.
Bursoscopy image showing synovial proliferation within the cranial nuchal bursa.
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F3
Moderate synovial proliferation and turbid bursal fluid were noted, which are expected for cases of nuchal bursitis (Figure 3).