On ultrasound examination left kidney was normal, but right kidney was small and moderately hydronephrotic. The left kidney showed features of obstruction at the pelviureteric junction: gross hydronephrotic changes and delayed contrast excretion with nonvisualization of the left ureter (Figure 2). 3%) patients, hydronephrotic atrophy due to ureteropelvic junction obstruction in 2 (13.
Raw pork ribs should not be allowed to sit at room temperature for  more than 20 minutes. The ribs must either be kept cold enough to  prevent the growth of bacteria or cook â¦ ed to kill any germs that are  present.
When you plan to eat your leftovers, thaw them in the refrigerator. This could take 6 to 8 hours for ribs, longer for thicker cuts. There are some more tips on thawing in my article Thawing Meat. When you are ready to cook, remove the plastic wrap.