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Diseases » Polycythemia vera » Glossary

Glossary for Polycythemia vera

  • Acute gouty arthritis:
  • Anoxia: Lack of oxygen to the body's tissues.
  • Blood conditions: Conditions that affect the blood
  • Bone Marrow Conditions: Medical conditions affecting the bone marrow
  • Busulfan -- Teratogenic Agent: There is strong evidence to indicate that exposure to Busulfan during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure and the stage of pregnancy that the exposure occurred at.
  • Concentration difficulty: Reduced concentration ability or lack of concentration
  • Dizziness: Feelings of lightheadedness or giddiness.
  • Drowsiness: Excessive tiredness or sleepiness
  • Essential thrombocytosis -- same as essential thrombocythemia: A rare blood disorder where the blood contains too many platelets due to excessive megakaryocytes (platelet-producing cells). Platelets are essential for blood clotting but in essential thrombocythemia excessive platelets can cause the blood to form abnormal clots. If the platelets are defective as well then bleeding problems can occur. The severity of the condition is variable.
  • Fatigue: Excessive tiredness or weakness.
  • Headache: In medicine a headache or cephalalgia is a symptom of a number of different conditions of the head and sometimes neck. Some of the causes are benign while others are medical emergencies. It ranks among the most common pain complaints
  • Heart attack: Serious and often fatal acute heart condition
  • Itching: Itching feeling of the skin.
  • Leukemia: Cancer of the blood cells, usually white blood cells.
  • Malaise: General feelings of discomfort or being ill-at-ease.
  • Myelofibrosis: A rare condition where progressive scarring or fibrosis of the bone marrow impairs it's ability to make blood cells causing symptoms such as anemia and liver and spleen enlargement.
  • Neutrophilia: Raised neutrophil levels in the blood.
  • Nosebleeds: The discharge of blood from the nose
  • Pheochromocytoma: Pheochromocytoma is a neuroendocrine tumor of the medulla of the adrenal glands (originating in the chromaffin cells), or extra-adrenal chromaffin tissue that failed to involute after birth and secretes excessive amounts of catecholamines, usually epinephrine and norepinephrine.
  • Polycythemia: Excess red blood cells in the blood
  • Priapism: Persistent, prolonged and painful erection that can last from several hours to days.
  • Pruritus: The sensation of itch
  • Raynaud's phenomenon: Blood vessel constriction attacks affecting fingers and/or toes.
  • Stroke: Serious brain event from bleeding or blood clots.
  • Thrombophilia:


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