Antero-
Antero-: Prefix signifying before, earlier, front. From the Latin anterior meaning before.
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- Anterograde
Anterograde: Moving forward or extending forward. Anterograde memory is memory for what occurs after an event such as an accident. Also called antegrade. From the Latin antero- + gredior (to step or go).
- Anterograde memory
Anterograde memory: Loss of short-term memory with retention of memories from the distant past (long-term memory).
- Anterolisthesis
Anterolisthesis: The forward positioning of one spinal vertebra in relation to the adjacent vertebra beneath it. Anterolisthesis can be graded: Grade 1 is less than 25% slippage, grade 2 between 25%-50% slippage, grade 3 between 50%-75% slippage, and grade 4 greater than 75% slippage. Symptoms of anterolisthesis depend on the severity, location, and cause. The […]
- Anteroposterior
Anteroposterior: From front to back. When a chest x-ray is taken with the back against the film plate and the x-ray machine in front of the patient it is called an anteroposterior (AP) view. As opposed to from back to front (which is called posteroanterior). For a more complete listing of terms used in medicine […]
- Anteroposterior (AP)
Anteroposterior (AP): In anatomy, AP stands for anteroposterior: from front-to-back. For example, an AP X-ray of the chest is taken from front-to-back. AP in this respect is the opposite of PA, which stands for posteroanterior: from back-to-front.