What does "Longest diameter of tumor" 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.
"Longest diameter of tumor" refers to the measurement of the largest distance across the tumor. It's like measuring the length of a ball at its widest part. This measurement helps to understand the size of the tumor and is often used to track changes in its size over time.
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