Tubercular abdominal cocoon: a rare cause of subacute small bowel obstruction

Autor: Sachin Girdhar, Alisha Naik, Maneesh Uniyal
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: The Egyptian Journal of Radiology and Nuclear Medicine, Vol 55, Iss 1, Pp 1-4 (2024)
Druh dokumentu: article
ISSN: 2090-4762
DOI: 10.1186/s43055-024-01299-8
Popis: Abstract Background Encapsulating peritoneal sclerosis (EPS) or abdominal cocoon is a very rare cause of subacute intestinal obstruction. We hereby report an elderly male presenting with recent-onset subacute intestinal obstruction with characteristic imaging findings of this entity in a background of abdominal tuberculosis on computed tomography (CT) scan that enabled timely diagnosis and appropriate clinical management. The report aims to highlight the typical radiological findings of this rare entity that may otherwise go undetected on imaging investigations, thereby causing a delay in diagnosis with adverse clinical outcomes. Case presentation A 57-year-old male patient presented to the hospital with complaints of diffuse abdominal pain with obstipation and recurrent episodes of vomiting since last three days. Clinical evaluation also revealed an ill-defined lump in right lower abdomen. An urgent contrast-enhanced CT scan after oral contrast administration was performed that revealed dilated, clumped up small bowel loops in a ‘whorl-like’ pattern in right iliac fossa region. These obstructed loops were encased by a thick peritoneal membrane giving a ‘cocoon-like’ appearance. Also appreciated were scattered punctate calcific foci in jejunal walls and adjacent peritoneum along with mild ascites. On the basis of typical imaging findings, provisional diagnosis of tubercular cocoon abdomen was given that was later confirmed by laboratory investigations and diagnostic laparoscopy. Conclusion Encapsulating peritoneal sclerosis or cocoon abdomen is an extremely rare cause of subacute intestinal obstruction. Further, cocoon abdomen in a background of abdominal tuberculosis is even rarer. However, this case report highlights the characteristic imaging findings for broader audience that enabled prompt diagnosis and appropriate clinical management in this case, achieving optimal clinical outcome.
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