Pallor

Definition

Pallor is the unusual lightness of skin color compared with your normal complexion. It can be a sign of various health conditions, including issues related to nutrition affecting the hematologic and pulmonary systems.

5 Must Know Facts For Your Next Test

1. Pallor can indicate anemia, which may result from deficiencies in iron, vitamin B12, or folate.
2. In patients with respiratory issues, pallor may signify reduced oxygen levels in the blood.
3. Assessment of pallor should include examining areas like the face, palms, and mucous membranes for accurate detection.
4. Poor diet and malnutrition can exacerbate conditions leading to pallor by failing to provide essential nutrients for red blood cell production.
5. Pallor may also be observed in chronic diseases affecting the lungs, like COPD, where oxygen transport is compromised.

Review Questions

• What nutritional deficiencies are commonly associated with pallor?
• How does pallor relate to oxygen levels in patients with pulmonary diseases?
• Which body areas are typically examined to assess for pallor?

Related terms

Anemia: A condition marked by a deficiency of red blood cells or hemoglobin, often causing fatigue and pallor.

Hypoxia: A deficiency in the amount of oxygen reaching bodily tissues, which can lead to symptoms like cyanosis and pallor.

Cyanosis: A bluish discoloration of the skin due to poor circulation or inadequate oxygenation of the blood.