DIFFERENTIAL DIAGNOSIS e Polluted urine: menstruation o Drug and food: phenosulfonphtha lein(Psp),uric acid, vegetable o Porphyrism: porphyrin in urine(+) ● Hemoglo binuria hemolysis soy-like, very few rbc under the microscopy occult blood test (+)DIFFERENTIAL DIAGNOSIS ⚫ Polluted urine: menstruation ⚫ Drug and food: phenosulfonphtha lein (PSP),uric acid, vegetable ⚫ Porphyrism: porphyrin in urine (+) ⚫ Hemoglobinuria hemolysis soy-like, very few RBC under the microscopy occult blood test (+)