What does the abbreviation AD stand for in veterinary terminology?

In veterinary terminology, the abbreviation AD indeed stands for "Right Ear." This is commonly used in medical records and notes when referring to examinations, treatments, or conditions affecting the right ear of an animal.

When documenting findings, vets often use abbreviations to streamline communication. In this context, AD clearly designates the specific side of an animal’s anatomy being noted, which is crucial for accurate diagnosis and treatment. Similarly, other abbreviations like AS (Left Ear) and AU (Both Ears) are used in a comparable manner, facilitating efficient communication among veterinary professionals.

This emphasis on specific anatomical references highlights the importance of clarity and precision in veterinary care, ensuring that treatments and observations are applied to the correct site. The other options do not relate directly to ear designations and therefore lack relevance in this specific context.