case_images: PMC11333134_01
case_images: Contrast-enhanced CT reveals an approximately 2 cm mass in the right renal pelvis without evident blood flow. (a) Transverse section of CT delay phase. (b) Transverse section of CT urography. (c) Three-dimensional image of CT urography. CT, computed tomography.
case_images: CRIU2024-2760153.001.jpg
case_images: PMC11333134_01_CRIU2024-2760153.001.jpg
case_images: fig1
case_images: Contrast-enhanced computed tomography (eCT) revealed an approximately 2 cm mass in the right renal pelvis without evident blood flow (Figure 1).
case_images: Contrast-enhanced CT reveals a large retroperitoneal hematoma and several bleeding points in the pelvis. (a) Bleeding point in retroperitoneal hematoma. (b) Bleeding points in retroperitoneal hematoma. (c) Bleeding surrounding the right iliac artery. CT, computed tomography.
case_images: CRIU2024-2760153.002.jpg
case_images: PMC11333134_01_CRIU2024-2760153.002.jpg
case_images: fig2
case_images: On Postprocedural Day 1, the patient exhibited facial pallor, pale-appearing palpebral conjunctiva, and a reduction in hemoglobin level to 5.1 g/dL. eCT revealed a large retroperitoneal hematoma and several bleeding points in the pelvis (Figure 2).
case_images: Time course of APTT, FVIII:C, and Factor VIII inhibitor during hemostatic and immunosuppressive therapies. APTT, activated partial thromboplastin; FVII:C, Factor VII activity; BU, Bethesda unit; CYP, cyclophosphamide.
case_images: CRIU2024-2760153.003.jpg
case_images: PMC11333134_01_CRIU2024-2760153.003.jpg
case_images: fig3
case_images: The APTT decreased to within the normal range (Figure 3).