An enlarged spleen is usually a sign of an underlying problem. Treatment varies, depending on what's causing the enlargement.
Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.
Tests and diagnosis
A complete blood count can be used to evaluate your overall health, detect a wide range of disorders, or monitor a medical condition or treatment.
Genetic testing is used to detect altered genes that may cause illness or disease. Although genetic testing can offer important health information, it has limitations.
Sed rate (erythrocyte sedimentation rate) is a simple blood test that can help detect or monitor certain inflammatory diseases.
Sept. 22, 2012
- Thrombocythemia. The Merck Manuals: The Merck Manual for Healthcare Professionals. http://www.merckmanuals.com/professional/print/hematology_and_oncology/myeloproliferative_disorders/essential_thrombocythemia.html. Accessed Aug. 8, 2012.
- Tefferi A. Diagnosis and clinical manifestations of essential thrombocythemia. http://www.uptodate.com/index. Accessed Aug. 8, 2012.
- What are thrombocythemia and thrombocytosis? National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/health/health-topics/topics/thrm. Accessed Aug. 8, 2012.
- Essential thrombocythemia. National Cancer Institute. http://www.cancer.gov/cancertopics/pdq/treatment/myeloproliferative/HealthProfessional/page5. Accessed Aug. 8, 2012.
- Tefferi A. Prognosis and treatment of essential thrombocythemia. http://www.uptodate.com/index.html. Accessed Aug. 8, 2012.
- Myeloproliferative disorders. Lab Tests Online. http://labtestsonline.org/understanding/conditions/myelopro-disorders/start/2. Accessed Aug. 8, 2012.
- Valera MC, et al. Essential thrombocythemia and pregnancy. European Journal of Obstetrics & Gynecology and Reproductive Biology. 2011;158:141.
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