What pH would this crystal be found in?

Identify the element in the background of this image.

When viewing the unstained urine sediment microscopically for casts, this needs to be done:

Identify this crystal.

Identify this cast.

The presence of hyaline casts in the microscopic urine sediment is always indicative of a renal disorder.

Which of the following urine elements can be easily confused with yeast cells in the microscopic exam?

How would you interpret the following occult blood test?

Name the nucleated cells in the following image of CSF.  

The color and appearance of urine specimen 3 is: