Cytomegalovirus (CMV) infections are typically seen in individuals with immunosuppressive conditions such as malignancies, HIV/AIDS, and organ transplantation, and in patients on chemotherapy or steroids. Recurrent disease can occur if the virus reactivates due to disruption of immunity due to factors such as older age or immunosuppressive drugs. CMV is common, with a seroprevalence (CMV IgG-positive) of 40-100 % in adults, increasing with age. It has been reported that inflammatory bowel disease in remission can be exacerbated by CMV colitis or complicate steroids refractory colitis flare. For this reason, steroids should be cautiously started if clinical suspicion is high for CMV. We report a unique case of CMV colitis associated with severe ischemic colitis in an immunocompetent patient, with an excellent response to management with antiviral therapy.
INTRODUCTION: Pancreatic duct disruption is a known complication of pancreatitis which leads to the formation of pancreatic pseudocysts, pancreatic ascites, and high amylase pleural effusions. Pancreatic pseudocysts migrate along with the pancreatic tissue and rupture either into surrounding organs or into the free peritoneal cavity. Splenic complications of pancreatitis are rare and include splenic vein thrombosis, splenic artery rupture, splenic rupture or infarction, and splenic hematoma. CASE DESCRIPTION/METHODS: 39 y/o alcoholic male admitted for acute pancreatitis. Imaging revealed pseudocysts and ascites. Initially, he improved with supportive care but abdominal pain recurred owing to splenic rupture with resultant splenic hematoma. Splenic artery coiling was employed to stop bleeding. He returned for recurrent abdominal pain and new chest pain with interval increase in size of pseudocyst and interval development of pleural effusion. EUS revealed a multiloculated pancreatic pseudocyst, as well as pancreatic duct disruption. Transgastric drainage of the pseudocyst was performed with an Axios stent. Repeat endoscopy at interval showed complete resolution of the cyst. DISCUSSION: Studies estimate the incidence of pancreatic pseudocyst rupture into the spleen at a rate of up to 1.1% of patients with acute pancreatitis. Another study of patients with chronic pancreatitis reports splenic pseudocyst as the most common lesion, followed by splenic rupture and hematoma. A more recent study of 500 men with chronic alcoholic pancreatitis found that only 2.2% develop splenic complications with intrasplenic pseudocyst being the most common lesion, followed by splenic rupture and subcapsular hematoma. Findings associated with the highest risk of developing splenic complications included pancreatic tail necrosis, distal pseudocyst, or splenic vein occlusion. Previously, the mainstay of treatment for splenic hematoma was splenectomy with distal pancreatectomy. However, with the advent of advanced endoscopic procedures, patients are safely managed with splenic artery embolizationand EUS guided pancreaticogastrostomy or percutaneous drainage. Endoscopic drainage and percutaneous drainage of symptomatic pseudocysts are preferred to surgical management. Furthermore, recent reviews show that endoscopic drainage is superior to percutaneous drainage with lower rates of reintervention, shorter hospital stays, and need for less follow-up imaging.
INTRODUCTION: Cytomegalovirus (CMV) infections are more commonly seen in individuals with immunosuppressive diseases. We present a unique case of CMV colitis superimposed as ischemic colitis in an immunocompetent individual. CASE DESCRIPTION/METHODS: A 68-year-old man with history of PE (on Xarelto), pneumothorax & COPD presented with 10 weeks of diarrhea, associated with chills, lower abdominal discomfort, poor appetite, and weight loss of 15 pounds. Rectal exam showed dark stool and FOBT was positive Lab data showed elevated ESR and CRP. All stool studies were negative. CT Abdomen reported colonic findings suggestive of colitis with areas of active inflammation. Colonoscopy showed inflammation characterized by congestion (edema), erosions, granularity & ulcerations in a continuous and circumferential pattern from the sigmoid colon to the terminal ileum with sparing of mid & distal sigmoid colon and the rectum (Figures 1 and 2). Preliminary biopsies were suspicious for Crohns Disease. Patient was started on PO Prednisone 60 mgs daily & Pentasa TID and discharged for close follow up with GI. He kept on failing outpatient treatment, and was re-admitted twice with worsening of symptoms. Repeat CT scans showed worsening diffuse colitis. C Diff was checked, which was –ve. He was re-started on IV Abx, IV Steroids and supportive care. His symptoms continued to worsen, so Colorectal Surgery was consulted and, he underwent open subtotal colectomy. Pathology Slides from the Surgical Specimen were diagnostic for Ischemic looking bowel, and showed no features of IBD. So, decision was made to send the slides for second opinion. Meanwhile, he continued to deteriorate, so he was taken for emergent exploratory laparotomy and was found to have diffusely ischemic and distended bowel. Confirmation of pathology was not consistent with IBD. It showed Ischemic ileocolitis with possible superimposed CMV colitis with CMV inclusion bodies (Figure 3). IV Ganciclovir was initiated, steroids were discontinued. He began to improve, diet was advanced and was discharged with GI follow up. DISCUSSION: Suspicion of CMV colitis should be investigated by endoscopic evidence. The typical findings such as owl’s eye inclusion bodies on histology is specific for CMV. This is an unusual case of CMV associated ischemic colitis in an immunocompetent individual. This case report also should sound an alarm to GI physicians on thinking about CMV colitis infections even in immunocompetent individuals.
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