DIFFERENTIAL DIAGNOSIS OF NON MECHANICAL OBSTRUCTION / RETRO OR EXTRA PERITONEAL IRRITATION CAUSING ABDOMINAL DISTENTION ( PARALYTIC ILEUS)

Differential diagnosis of non mechanical obstruction / retro or extra peritoneal irritation causing abdominal distention ( paralytic ileus) are : 
-lymphoma
-carcinoma 
-pancreatitis
-ovarian torsion 
-testicular torsion 
-psoas abscess
-retroperitoneal hematoma 
-perinephric abscess
-renal colic 
-biliary colic 
-post operative 
-pyelonephritis
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