Complex sentence: Gross hematuria is easily identified, as it causes red discoloration of the urine, while microscopic hematuria is invisible to the naked eye and is often found incidentally on urinalysis or urine dipstick.
Split into simpler sentences: Gross hematuria is easily identified, as it causes red discoloration of the urine. Microscopic hematuria is invisible to the naked eye and is often found incidentally on urinalysis or urine dipstick.