Make sure<unk>  is not myoglobin or bleeding from non-urinary source<unk>  + pain suggests UTI or nephrolithiasis<unk>  + no pain suggests malignancy, hyperplasia, or vascular cause
Younger adults
UTI
Nephrolithiasis
Older adults
UTI
Neoplasm
BPH
Any age
Schistosomiasis (most common cause worldwide)
UTI
Nephrolithiasis
UTI
Neoplasm
BPH
Schistosomiasis (most common cause worldwide)
Hematuria
Urologic 
Polyuria
Any location
Dysuria
Iatrogenic/postprocedure
Proteinuria
GU trauma