Colorectal cancer rapid diagnostic test

1. Rapid test for human hemoglobin and transferrin in stool samples. Clinical symptoms include upper and lower gastrointestinal bleeding (fecal occult blood). A transferrin positive sample indicated upper intestinal bleeding, while a haemoglobin positive (and transferrin positive) sample indicated lower intestinal bleeding.
2. Detectable diseases include colorectal cancer, stomach cancer, hemorrhoids, anal fissure, colonic polyps, peptic ulcer, ulcerative colitis, gastroesophageal reflux disease, crohn's disease, etc.