Answer of February 2002

Clinical History:

M/70 Chronic diarrhea with increased abdominal pain.

Figure 1 Noncontrast CT Abdomen
Figure 2 Contrast CT Abdomen
Figure 3 Contrast CT Abdomen
Figure 4

What is your diagnosis?

                                Figure 1                                                                         Figure 2

                                Figure 3                                                                         Figure 4

Diagnosis:

Carcinoma of descending colon with intussusception and liver metastases. Synchronous carcinoma of caecum

Discussion:

Figure 1 CT Abdomen (noncontrast) - Multiple hypodense lesions in the liver.

Figure 2 Contrast axial scan of abdomen - These lesions are hypodense in the postcontrast scans

Figure 3 Contrast axial scan of abdomen - Intussusception in descending colon with thickened wall of intussusception and surrounding mesenteric fat

Figure 4 Contrast axial scan of abdomen - Irregular filling defect in the caecum