Does combination therapy with fasudil and sildenafil ameliorate monocrotaline-induced pulmonary hypertension and survival in rats?
 These results indicate that the combination therapy with fasudil and sildenafil shows the synergistic effects through the inhibition of Rho-kinase activity for the treatment of PH.  
ASH should be included in the differential diagnosis of pediatric scrotal swelling. The "Springing Back Ball Sign" should be used as a screening tool. If it is positive, a dynamic ultrasound should be performed to confirm the diagnosis. We recommend observation as the first step in the management of uncomplicated ASH. It can result in avoidance of operation or at least lower the complication risk significantly if operation is required.