Mastoiditis
what is sclerosis of the left mastoid
This part is called as mastoid process. Besides it lies a styloid process. There are air cells inside the mastoid process.
conduction deafness
Mast cells
There is some inflammation process going on in t he body. This is the body's defence mechanism to fight the infection. The white blood cells(wbc's) are fighter cells.
Opacification of the mastoid air cells means there is an infection in the nasal cavity. This is when there is a mastoid inflammation or infection and involves the mastoid air cells.
what is sclerosis of the left mastoid
mastoidectomy
This part is called as mastoid process. Besides it lies a styloid process. There are air cells inside the mastoid process.
conduction deafness
The cells are open spaces containing air that are located throughout the mastoid bone.
inflammation
mouth
Skin cells are naturally a rich source of IL-1 a chemical chemotactic agent which recruits inflammation causing cells. Whenever there is any mechanical or chemical stimulus these cells release IL-1 which further causes release of TNF from surrounding inflammation causing cells . Both these acts as an alaram for skin inflammation which further brings more cells and the cycle goes on. Therefore skin inflammation ismore painfull and itchy.
Mast cells
Mast cells
In a simple case of mastoiditis some fluid escapes into the mastoid air cells during a middle ear infection.