Female, 26 years old. Diagnosed with kidney stone and kidney infection. Am taking cipro antibiotics and have just passed the stone. Slight discomfort in left flank. No fever, no nausea, no pain during urination. But I am peeing out black flakes. What could be the cause?
Hello, Those black flakes may be a small blood clots or menstrual blood.  Chat Doctor.  Please get it done repeat ultrasound abdomen and urine microscopy. If symptoms not improved please consult with your urologist he will examine and treat you accordingly. Hope I have answered your query. Let me know if I can assist you further. Take care