Analytic sensitivity: The lowest level of a substance that can be detected by an analytic method.
- Analytic specificity
Analytic specificity: How well an assay detects only a specific substance and does not detect closely related substances.
Anaphia: The inability to feel touch. From the Greek prefix an, not + Greek haphe, touch = inability to (feel) touch. A person with anaphia is said to be anaptic.
- Anaphylactic shock
A widespread and very serious allergic reaction. Symptoms include dizziness, loss of consciousness, labored breathing, swelling of the tongue and breathing tubes, blueness of the skin, low blood pressure, heart failure, and death. Immediate emergency treatment is required for this type of shock, including administration of epinephrine in the case of bee or wasp stings.
- Anaphylactoid purpura
Anaphylactoid purpura: A form of blood vessel inflammation that affects small capillaries in the skin and the kidneys. It results in skin rash associated with joint inflammation (arthritis) and cramping pain in the abdomen. Anaphylactoid purpura frequently follows a bacterial or viral infection of the throat or breathing passages, and it is an unusual reaction […]
Allergic reaction. In severe cases, this can include potentially deadly anaphylactic shock.