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Zone-Dependent Counts per Unit Area for Normal Cartilage (Mankin Cellularity score= 0)
| Cartilage zone (% cartilage thickness) |
Normal range (cells per mm2) |
|---|---|
|
| |
| Superficial (15%) | 126 to 298 |
| Transitional (15 to 45%) | 99 to 165 |
| Middle (45 to 65%) | 79 to 145 |
| Deep (above 65%) | 83 to 159 |
