Make sure<unk> is not myoglobin (e.g. 2/2 rhabdomyolysis) or bleeding from non-urinary source
Pediatric patients
Glomerulonephritis
UTI
Congenital urinary tract anomaly
Younger adults
UTI
Nephrolithiasis
Any age
Schistosomiasis (most common cause worldwide)
Glomerulonephritis
UTI
Congenital urinary tract anomaly
UTI
Nephrolithiasis
Schistosomiasis (most common cause worldwide)
Hematuria 
Polyuria
Dysuria
Proteinuria
Abnormally colored urine
Abdominal pain
Abdominal pain 
Cyanosis