hydatid disease is a parasitic infection caused by echinococcus granulosus (larval form) in humans with lesions most frequently encountered in the liver and lungs. it can rarely involve extra-hepatic organs. it is endemic in some regions of iran. the omental hydatid cyst is a very rare manifestation of the disease. this report presents the interesting case of a very large omental hydatid cyst.

Hydatid disease is caused by the larval forms of the cestode, Echinococcus granulosus where man is the intermediate host.1 Hydatid disease is a zoonotic disease that is known to occur worldwide.2 The highest prevalence of human hydatid disease in India has been reported from Andhra Pradesh, Saurashtra, and Tamil Nadu.3 Most commonly affected organs are the liver ( 75%) and lungs ( 15%).4 It is ...

Aims: Hydatid cyst disease is a rare cause of upper gastrointestinal bleeding. Peculiarly if it's resulted from ruptured hepatic artery aneurysm in the hydatid cavity which fistulated into duodenum. We here present case pseudoaneurysm due to complicated with synchronous duodenal fistula. 
 Case: A 45-year-old male was admitted emergency department hematemesis and hematochezia. The patient ...

conclusions hepatic alveolar hydatid cyst should be considered one of the important differential diagnoses of liver masses, especially in endemic areas of the world. results there were 24 published cases of liver-involved alveolar hydatid cyst from iran. the disease was more common in young- to middle-aged women in northeast iran. the most common presenting signs and symptoms were abdominal pai...

BACKGROUND One of the most common problems faced in laparoscopic treatment of hydatid cysts is the difficulty in evacuating the particulate contents (daughter cysts and laminated membrane). Although various instruments and laparoscopic techniques have been described to evacuate the contents of hydatid cysts, most are not available at many surgical centers. METHODS By assembling disposable, ch...

Anaphylactic shock due to unruptured hydatid cyst is a rare complication of hepatic echinococcosis. Here, we present an unusual case of unruptured hydatid cyst causing anaphylactic shock followed by appendicitis, ileus, and complicated by septic condition due to multiple intrahospital infections. Decision of the surgical cyst removal at the right moment and appropriate antimicrobial treatment a...

BACKGROUND Hepatic cystadenoma is a rare benign cystic tumor; it tends to recur after incomplete surgical resection and has malignant potential. We report the case of a patient with a ruptured biliary cystadenoma in the common bile duct that caused diagnostic and therapeutic problems. CASE PRESENTATION A 34-year-old North African woman, admitted for angiocholitis, was operated 2 months before...

Background: Hydatid cyst of the liver may be complicated by spontaneous rupture into the biliary tract with biliary obstruction. Methods: ERCP of hydatid cyst liver with biliary communication was done and bile duct cleared and cyst was assessed for resolution. Results: A 56 year lady who had jaundice, right upper abdomen pain and cholangitis was diagnosed to have hydatid cyst of liver with bili...

Preparations of the two most immunoreactive Echinococcus granulosus antigens (antigens 4 and 5) from sheep hydatid fluid, purified by a simplified method, and monospecific antisera against antigens 4 and 5, prepared by a new procedure, were used to measure the antigenic concentrations of antigens 4 and 5 in swine, sheep, and human hydatid fluids from pulmonary or hepatic cysts. Two bovine sampl...