The Suffix "-penia": Medical Terminology for Deficiency

The combining form -penia (from Greek penía, "poverty, deficiency") denotes a reduction or lack of a specific cellular or humoral component.

Common Examples

• Leukopenia: Low white blood cell count
• Neutropenia: Low neutrophil count
• Lymphopenia: Low lymphocyte count
• Thrombocytopenia: Low platelet count
• Anemia (erythropenia): Low red blood cells/hemoglobin
• Calcipenia: Calcium deficiency
• Osteopenia: Low bone density (precursor to osteoporosis)

Clinical Utility

Recognizing "-penia" allows rapid identification of the deficient element. Always correlate with clinical context—isolated lab values don't equal diagnosis.