Given the following values, (a) (1) what parameter can be es…

Given the following values, (a) (1) what parameter can be estimated? and (b) (3) what is the magnitude of the estimated parameter (please include appropriate units in your answer)? Plasma [PAH] = 0.2 mg/ml           Urine [PAH] = 60 mg/ml     Urine flow rate = 2 mls/min (a) parameter: (b) (please show your work, with appropriate units)

A 12-year-old uncircumcised boy presents with difficulty ret…

A 12-year-old uncircumcised boy presents with difficulty retracting his foreskin and pain during urination. On examination, there is ballooning of the foreskin when voiding and signs of urinary obstruction. What is the most appropriate next step in the management of this patient?