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Murthy scoring system
| Scores | Rate of body weight loss (%) | Viscosity of the stools | Occult and visible bloody stools |
| 0 | (-) | Normal (particles) | Normal |
| 1 | 1-5 | ||
| 2 | 6-10 | Soft (paste, do not adhere to the anus) | Occult blood (+) |
| 3 | 11-15 | Diarrhea (Water, adhere to the anus) | |
| 4 | > 15 | Bloody stools |
