Bronchoscopic Procedures. Bronchoscopy is a procedure that is used to view the trachea and bronchial tubes and is used to diagnose lung disease and infection. It may also be used during the treatment of some lung conditions.
If results indicate a possibility of disease or impaired kidney function, one or more of the following additional tests is usually performed to pinpoint the cause and the level of decline in kidney function. 1  Creatinine clearance test. 2  Urea clearance test. 3  Urine osmolality test.  Urine protein test.
Why the test is performed. This test can be used to evaluate kidney function, blood acid/base balance, and your levels of blood sugar, and electrolytes. Depending on which lab you use, a basic metabolic panel may also check your levels of calcium and a protein called albumin.