The Genant classification is used to categorize osteoporotic vertebral body fractures into four grades[^1]:
Classification
Grade | Description |
Grade 0 | Height reduction of < 20%. Not yet considered a fracture. |
Grade 1 | Height reduction of 20-25% over an area of 10-20%. Considered clinically irrelevant. |
Grade 2 | Height reduction of 25-40% over an area of 20-40%. Moderate compression fracture. |
Grade 3 | Height reduction of more than 40% over an area of > 40%. Severe compression fracture. |