The abbreviation "AP" in the phrase "AP diameter" means from front to back.
AP diameter of 9mm in the midline means the front-to-back distance in the middle of the structure is less than a half inch.
Test
The anteroposterior (AP) diameter of the chest measures approximately 20-30% larger than the lateral diameter. It is a common measurement used in radiology to assess the size and shape of the chest cavity.
11-16mm
ap supine
ap supine
Central canal stenosis with an anterior-posterior (AP) diameter of 9mm indicates a narrowing of the central spinal canal, which is the space within the spine that houses the spinal cord and nerve roots. An AP diameter of 9mm is generally considered to be below the normal range, potentially leading to compression of the spinal cord or nerves. This condition can result in symptoms such as pain, numbness, or weakness in the extremities, depending on the severity and location of the stenosis. Evaluation by a healthcare professional is recommended for appropriate management.
The prefix ap- mean to or toward. One word with this prefix is appetite.
If you mean the diameter of a circle with area pi, then the diameter is 2. If you mean the diameter of a circle with circumference pi, then the diameter is 2. If you mean the diameter of a circle with diameter pi, then the diameter is pi. If you mean the diameter of a circle with radius pi, then the diameter is 2pi.
AM AP means in the morning before eating.
The shortest diameter of the pelvic outlet is the anteroposterior diameter, also known as the AP diameter. This measurement extends from the sacral promontory to the inferior edge of the pubic symphysis.
AP stands for Advanced Placement. An AP course is similar to an honors course, but college credit can be awarded to students who score high enough on an end-of-the-year AP exam.