Inflammatory and Immune System

Rheumatoid arthritis, connective tissue diseases, autoimmune diseases, allergies and normal development and function of the immune system

Includes listed immune diseases and studies of normal immune response.

Also includes natural tolerance and immunity to infections.

Sepsis should be coded 50% Infection and 50% Inflammatory and Immune System.

Excludes asthma which should be coded as Respiratory. However studies of allergies in asthma sufferers can be coded as 50% Inflammatory and Immune System for allergies and 50% Respiratory for asthma.

Most diseases are associated with an inflammatory response. Code to the disease under investigation and not to the accompanying inflammatory response.

Excludes atherosclerosis which is classified as Cardiovascular regardless of whether the investigation involves immune cells.