What abbreviation represents axial length in ophthalmic documentation?

The abbreviation "AL" is widely recognized in ophthalmic documentation to represent axial length, which is the distance from the front (anterior) to the back (posterior) of the eye. This measurement is crucial in various aspects of vision health, particularly in the calculation of intraocular lens power for cataract surgery and in determining risk factors for conditions like myopia.

Alternative abbreviations, while they may seem plausible, are not standard or commonly used in clinical practice. For instance, "AXL" could be interpreted as a different format but is not the accepted shorthand. "AX" and "AXLTH" also do not conform to the established abbreviation convention for axial length. In professional documentation and communication, clarity and consistency in abbreviations are vital, which is why "AL" is the standard term that practitioners use.