Bristol Stool Form Scale

Type 1: Separate hard lumps, like nuts (hard to pass). Type 2: Sausage-shaped, but lumpy. Type 3: Like a sausage but with cracks on its surface. Type 4: Like a sausage or snake, smooth and soft. Type 5: Soft blobs with clear-cut edges (passed easily). Type 6: Fluffy pieces with ragged edges, a mushy stool. Type 7: Watery, no solid pieces (entirely liquid).