Professor Raquel Pérez González and "crab claw" sign by Melvis González Méndez, Damaris Acosta Hernández, Armando Manuel Mora Montalvo

“…The simple, anteroposterior abdominal x-ray, in the lying position, showed a "crab claw" image, visible when breathing into the left transverse hemicolon, as contrast, which partially borders on that side, a soft tissue opacity, which extends from the mesogastrium to the right iliac fossa, where the meniscus sign is observed. …”
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Chitin and Nanoquitin Preparation From Mushroom By-products Edible (Agaricus Bisporus) and River Crab (Procambarus Clarkii) by Alberto Renato Inca-Torres, Anabell Del Rocío Urbina-Salazar, Valeria Fernanda Inca-Torres, Bryan Anthony Urbina-Salazar, Juan Bautista

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