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https://www.selleckchem.com/pr....oducts/piperacillin.
In this case, S-100 was positive and no significant disease was observed during the follow-up period. The fact that PF is a rare tumor with only a few cases in this region can lead to misdiagnosis of this entity and pose a real diagnostic challenge for general surgeons and pathologists when encountering such patients and differentiating PF from other primary tumors of gastric mesenchymal origin. Our report may help increase awareness of this rare, but important new disease entity. The fact that PF is a rare tumor with only a few ca