Overview Javascript code is used to roll images, open new browser window and detect browser type. This Javascript code is not necessary to use the site. Causes of secondary aplastic anemia include chemotherapy , drug therapy to suppress the immune system, radiation therapy , toxins such as benzene or arsenic, drugs, pregnancy , congenital disorders, infectious hepatitis , and systemic lupus erythematosus . The cause may be unknown, and is then referred to as idiopathic aplastic anemia .
Symptoms arise as a consequence of bone-marrow failure.
The disease may be acute or chronic and is always progressive. The risk factors are unknown. The incidence is 4 out of 100,000 people. The information provided herein should not be used for diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions.