Neutropenia

Definition

Neutropenia is a condition characterized by an abnormally low count of neutrophils, a type of white blood cell essential for fighting infections. It can result from various factors including poor nutrition, certain medications, and underlying diseases.

5 Must Know Facts For Your Next Test

1. Neutropenia increases the risk of bacterial and fungal infections due to the reduced number of neutrophils.
2. Common nutritional deficiencies associated with neutropenia include deficiencies in vitamin B12, folate, and copper.
3. Patients undergoing chemotherapy are at a higher risk for developing neutropenia.
4. Symptoms of neutropenia may include frequent infections, fever, and mouth ulcers.
5. Managing neutropenia often involves dietary adjustments to ensure sufficient intake of nutrients that support white blood cell production.

Review Questions

• What role do neutrophils play in the immune system?
• Which nutritional deficiencies are commonly linked to neutropenia?
• How can diet be adjusted to manage or prevent neutropenia?

Related terms

Neutrophil: one of the most abundant types of white blood cells that play a crucial role in defending against infections

Agranulocytosis: a severe form of neutropenia where granulocytes (including neutrophils) are extremely low or absent

Myelosuppression: decreased bone marrow activity leading to reduced production of blood cells, often seen as a side effect of chemotherapy