Feeding Intolerance — 3D

Orbitable gastric residual volume (GRV) model — compare an old isolated-threshold protocol against modern combined-criteria assessment

Decision

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Active protocol

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Current feeding rate

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Aspirate collected

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Gastric residual volume100 mL

Feeding rate (prescribed)80 mL/hr

Other intolerance signs

Assessment protocol

Gastric fluid level

Feeding line (active flow)

Aspirate to syringe

Distension · pain · vomiting