Scleritis (inflammation of sclera) is a strong indication of the underlying medical problem. It can be due to fungal, viral or parasitic infection, trauma, exposure to chemicals, poisonous gases or due to post-surgical complications.
Mast cells are granulated cells typically found in connective tissue. These cells mediate immune responses to foreign particles. In particular, they release large amounts of histamine and enzymes in response to antigen recognition.
Histamine and Thyroid Health. Histamine is a chemical which plays a role in the inflammatory process, and also acts as a neurotransmitter. It is produced by certain white blood cells, specifically basophils and mast cells, although a few other cells can produce it as well, such as platelets and microglial cells.