What diseases are both pleurisy and peritonitis symptoms of?

pleurisy (also known as pleuritis), the inflammation of the pleura, the lining of the pleural cavity surrounding the lungs and peritonitis, an inflammation of the peritoneum, a serous membrane that lines part of the abdominal cavity and viscera is a symptom (a diagnostic medical sign) of which disease (abnormal condition of a part or whole of an organism, characterized by identifiable symptoms)?

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I followed this chain of reasoning:

I know from locally stored knowledge that:
peritonitis is a symptom of Cardiac amyloidosis ([fact: ["generated.840609576@trueknowledge.com"]])

Cardiac amyloidosis is a disease ([fact: ["131887118@trueknowledge.com"]])

I used the following facts to provide this answer:

Cardiac amyloidosis is a disease

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