| ATA | alimentary toxic aleukia; American Thyroid Association; aminotriazole; antithymic activity; antithyr... |
|---|---|
| ABC | absolute basophil count; absolute bone conduction; acalculous biliary colic; acid balance control; a... |
| ACD | absolute cardiac dullness; absolute claudication distance; acid-citrate-dextrose [solution]; actinom... |
| AN | acanthosis nigricans; acne neonatorum; acoustic neuroma; adult, normal; ala nasi; amyl nitrate; aneu... |
| An | actinon; anisometropia; anode, anodal; atmosphere normal |