PMC7305349_01
Representative axial and coronal computed tomography (CT) images of the right lower extremity with contrast depicting moderate right hip joint effusion.
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Computed tomography (CT) of lower extremities with contrast was remarkable for right hip joint effusion with multiple enlarged right pelvic wall lymph nodes (Fig. 1).
Computed tomography (CT) of abdomen and pelvis showing interval improvement in peri-appendiceal inflammation. Appendicolith is visible at tip of appendix in the right lower quadrant.
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CT of abdomen and pelvis showed appendix and previous periappendiceal inflammatory changes had improved to near complete resolution (Fig. 2).
Perforated appendicitis with associated 4.5 cm abscess and surrounding fat stranding and inflammation.
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CT abdomen and pelvis was remarkable for fat stranding and a loculated 4.5-cm fluid collection consistent with peri-appendiceal abscess (Fig. 3).
Sequela of perforated appendicitis with interval decrease in size of the previously identified periappendiceal abscess. No drainable fluid collections noted.
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Repeat CT abdomen and pelvis on hospitalization day-4 displayed diffusely inflamed appendix with prominent appendicolith at the tip, and the peri-appendiceal abscess had decreased in size to 3-cm and no drainable fluid collection was noted (Fig. 4).