What does "Unstable posterior elements of L4" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.
"Unstable posterior elements of L4" refers to a medical condition where the back part of the fourth lumbar vertebra, a bone in the lower spine, is not stable. This instability can be due to various reasons such as injury, disease, or degeneration. It means that this part of the spine is not able to maintain its normal structure or function. This can cause discomfort, pain, or other symptoms depending on the severity and cause of the instability.
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