The common causes of pink urine in girls are as follows: 1, disease-induced hematuria of the naked eye, such as malignant tumors of the urinary system, urinary stones, urinary trauma, urinary tuberculosis infections, urinary tract infections, hematological disorders, nephrotic syndrome, glomerulonephritis, disorders of the coagulation mechanism, hemolysis and other diseases caused by various reasons; 2, hemoglobinuria, myoglobinuria, hematuria after exercise; 3, eaten Certain special food, such as red heart dragon fruit; 4, taking certain special drugs, such as rifampicin, phenol red preparation; 5, certain drug side effects can appear hematuria, such as cyclophosphamide, heparin, bicoumarin and other drugs; 6, menstrual period of menstrual blood contamination can also appear in the urine pink.