Many doctors recommend this test within 6 months after colorectal cancer surgery. If results are normal, you may not need another one for a year, and then every 3 years if your results stay normal. You can talk about the schedule with your doctor. A CEA test.
Mastoiditis is a bacterial infection of the mastoid bone. The mastoid bone, which sits behind the ear, consists of air spaces that help drain the middle ear. When the mastoid cells become infected or inflamed, often as a result of an unresolved middle ear infection (otitis media), mastoiditis can develop.astoiditis symptoms may include: 1  Fever, irritability, and lethargy. 2  Swelling of the ear lobe. 3  Redness and tenderness behind the ear. 4  Drainage from the ear. 5  Bulging and drooping of the ear (in acute mastoiditis).
an infection of one of the mastoid bones, usually an extension of a middle ear infection. It is characterized by earache, fever, headache, and malaise. Swelling of the mastoid process often displaces the pinna anteriorly and inferiorly.escription. The mastoid is a part of the side (temporal bone) of the skull. It can be felt as a bony bump just behind and slightly above the level of the earlobe.