peritoneal effusion

peritoneal effusion

Fluid in the peritoneum that may be benign or malignant; in ♀, malignant ascites is often linked to ovarian, gastric, pancreas, endometrial CA; in ♂, malignant ascites is linked to pleural mesothelioma, gastric, colon and pancreas CA
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A review reveals most of those cases presented in the skin (n = 12; 54%), followed by lymph nodes (n = 5; 23%), and single cases (n = 5; 23%) were reported in the lung, a peritoneal effusion, colon, ovary and, in the current case, the gastroesophageal junction.
Melanoma with signet-ring cells in a peritoneal effusion.
Studies of portal vein blood, pancreatic lymph and peritoneal effusion.
Considering the high degree of homology of PSA with the human glandular kallikrein (hKGK1) [4, 5] and the activation of the kallikrein-kinin system in peritoneal effusions [6, 7], we undertook the study of PSA distribution and expression in ascitic fluids.
Chest radiograph and abdominal ultrasound scan showed bilateral pleural and peritoneal effusions.
There was also no correlation between "confounding" factors, such as pericardial, pleural, or peritoneal effusions.
In summary, peritoneal effusions may represent major interpretive challenges to the pathologist and their status has important clinical implications.

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