POSTER SECTIONS Coverpage Learning objectives Background Findings and procedure details Conclusion Personal information and conflict of interest References

ECR 2022 / C-17378

Certificate of Merit

Early detection of locally recurrent rectal cancer: a diagnostic challenge.

Congress:

ECR 2022

Poster Number:

C-17378

Type:

Educational Exhibit

Keywords:

Abdomen, Colon, Oncology, CT, MR, MR-Diffusion/Perfusion, Diagnostic procedure, Imaging sequences, Structured reporting, Cancer, Neoplasia

Authors:

E. Gonzalez-Cardenas, M. Barxias Martín, A. Núñez Martín, M. De Iruarrizaga Gana, J. Fernández García

DOI:

10.26044/ecr2022/C-17378

DOI-Link:

https://dx.doi.org/10.26044/ecr2022/C-17378

Learning objectives

Review the risk factors for local recurrence of rectal cancer.
Describe clinical and radiological features of local recurrence of rectal cancer.
Review the imaging patterns of early recurrence and the limitations or difficulties when reading these studies.

Fig 1: T2 axial MR showing anatomic division of the pelvis based on local recurrence...

Fig 2: Case 1. Anastomotic rectal cancer recurrence. Axial CT image shows thickening...

Fig 3: Case 1. Anastomotic rectal cancer recurrence. Sagittal CT image shows...

Fig 4: Case 2. Presacral rectal cancer recurrence. Axial CT view shows spiculated...

Fig 5: Case 2. Presacral rectal cancer recurrence. SagittalCT view shows spiculated...

Fig 6: Case 2. Presacral rectal cancer recurrence. T2WI axial MR image shows low...

Fig 7: Case 2. Presacral rectal cancer recurrence. Fat-sat T1-Gd sagittal MR image...

Fig 8: Case 2. Presacral rectal cancer recurrence. The lesion shows areas of...

Fig 9: Case 3. Presacral rectal cancer recurrence. Axial CT image showing...

Fig 10: Case 3. Presacral rectal cancer recurrence. Axial CT image shows lesion growth...

Fig 11: Case 3. Presacral rectal cancer recurrence. Saggital CT image shows the lesions...

Fig 12: Case 4. Anastomotic rectal cancer recurrence. Axial CT image showing marked...

Fig 13: Case 4. Anastomotic rectal cancer recurrence. Coronal T2WI MR better depicts a...

Fig 14: Case 5. Lateral rectal cancer recurrence. Axial CT image shows a soft-tissue...

Fig 15: Case 5. Lateral rectal cancer recurrence. Saggital CT image shows the...

Fig 16: Case 6. Early anastomotic rectal cancer recurrence. Axial CT image showing very...

Fig 17: Case 7. Lymphatic recurrence. Axial CT image shows enlarged paraaortic (arrow)...

Fig 18: Case 8. Presacral recurrence. Axial DWI-T2 fused image (white arrow) and T2WI...

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