case_images: PMC11806362_01
case_images: Abdominal CT (coronal view). The red arrows point at a mass compressing all the major intraperitoneal organs.
case_images: cureus-0017-00000077173-i01.jpg
case_images: PMC11806362_01_cureus-0017-00000077173-i01.jpg
case_images: FIG1
case_images: He had previously undergone an abdominal CT scan; the scans showed what was described as "granulomas" distributed throughout the peritoneum (Figures 1-2).
case_images: Abdominal CT-Scan (axial view). The red arrows point to the pseudomyxoma's involvement.
case_images: cureus-0017-00000077173-i02.jpg
case_images: PMC11806362_01_cureus-0017-00000077173-i02.jpg
case_images: FIG2
case_images: He had previously undergone an abdominal CT scan; the scans showed what was described as "granulomas" distributed throughout the peritoneum (Figures 1-2).
case_images: Thoracic CT scan (coronal view). No suspicious lesions were observed.
case_images: cureus-0017-00000077173-i03.jpg
case_images: PMC11806362_01_cureus-0017-00000077173-i03.jpg
case_images: FIG3
case_images: Simultaneously, further diagnostic workup included thoracic CT (Figure 3), upper gastrointestinal endoscopy (Figure 4), and colonoscopy (Figure 5), all without suggestive aspects of obstruction and neoplasm.
case_images: Upper gastrointestinal endoscopy without any signs of neoplasm. A: Gastric fundus; B: Duodenum
case_images: cureus-0017-00000077173-i04.jpg
case_images: PMC11806362_01_cureus-0017-00000077173-i04.jpg
case_images: FIG4
case_images: Simultaneously, further diagnostic workup included thoracic CT (Figure 3), upper gastrointestinal endoscopy (Figure 4), and colonoscopy (Figure 5), all without suggestive aspects of obstruction and neoplasm.
case_images: Colonoscopy without obstructions or lesions. A: Colon; B: Rectum
case_images: cureus-0017-00000077173-i05.jpg
case_images: PMC11806362_01_cureus-0017-00000077173-i05.jpg
case_images: FIG5
case_images: Simultaneously, further diagnostic workup included thoracic CT (Figure 3), upper gastrointestinal endoscopy (Figure 4), and colonoscopy (Figure 5), all without suggestive aspects of obstruction and neoplasm.
case_images: Abdominal laparoscopic images revealing the peritoneum wall with the mucinous tumour
case_images: cureus-0017-00000077173-i06.jpg
case_images: PMC11806362_01_cureus-0017-00000077173-i06.jpg
case_images: FIG6
case_images: After discussing the case with General Surgery, the patient was proposed for exploratory laparoscopy with excisional biopsy of the peritoneal lesions (Figure 6).