BSLevel 1

Bristol Stool Types

The Bristol Stool Form Scale (code BS) classifies human feces into seven distinct types ranging from hard lumps to liquid, providing a simple visual aid for evaluating

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BS.01Type 1: Separate Hard Lumps

BS.02Type 2: Lumpy Sausage

BS.03Type 3: Sausage with Cracks

BS.04Type 4: Smooth Soft Sausage (Ideal)

BS.05Type 5: Soft Blobs

BS.06Type 6: Fluffy/Mushy Pieces

BS.07Type 7: Entirely Liquid

BS.08Constipation Indicator (1-2)

BS.09Normal Range (3-5)

BS.10Diarrhea Indicator (6-7)

Cross-system equivalences0

No cross-system equivalences mapped for this node.

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