Sandbox:Microscopic hematuria

History and Symptoms

CATEGORY	EXAMPLES	COMMON CLINICAL PRESENTATION AND RISK FACTORS
Neoplasm	Any	Male gender, Age older than 35 years, Past or current smoking history, Occupational or other exposure to chemicals or dyes (benzenes or aromatic amines), Analgesic abuse, History of gross hematuria, History of urologic disorder or disease, History of Irritative voiding symptoms, History of pelvic irradiation, History of chronic urinary tract infection, Exposure to known carcinogenic agents or chemotherapy such as alkylating agents, History of chronic indwelling foreign body
	Bladder cancer	Older age, male predominance, tobacco, occupational exposures, Irritative voiding symptoms
Chemical / poisoning	Alcohol withdrawal, Aluminum , Carbon monoxide poisoning, Ifosamide, Lead poisoning, Methylene Chloride , Narcotics, Occupational lead exposure , Toxic mushrooms