Figure 1From: Polycythemia vera revealed via a bladder tumor in a patient with erectile dysfunction: a case report Subjective fluctuations of the patient’s erectile responses compared to bleeding and correlated with hemoglobin levels. The x- axis represents the bleeding while the y-axis represents the erectile response (red curve) with hemoglobin levels (blue curve). BL: Bleeding; Hb: Hemoglobin.Back to article page