Search results
Results From The WOW.Com Content Network
A mastoidectomy is a procedure performed to remove the mastoid air cells [1] near the middle ear. The procedure is part of the treatment for mastoiditis, chronic suppurative otitis media or cholesteatoma. [2]
Cholesteatoma is a destructive and expanding growth consisting of keratinizing squamous epithelium in the middle ear and/or mastoid process. [1] [2] Cholesteatomas are not cancerous as the name may suggest, but can cause significant problems because of their erosive and expansile properties.
to create an artificial passage into the maxillary sinus through the nose; puncture medial wall of inferior meatuses Tilly's antral bur: to enlarge the artificial passage into the maxillary sinus through the nose made by the harpoon trochar; dilate and smoothen the antrostomy opening Freer's double-ended mucoperichondrium elevator
Etymology actually refers to soft, fleshy part of abdominal wall. The term celio-is generally considered more accurate and more commonly used in America. [citation needed] lobo- : related to a lobe (of the brain or lungs), from the latin lobo, ablative declension of lobus, itself from the Greek λοβός, lobós, "lobe", "pea-pod"
The tube is extruded spontaneously after a few weeks to months, and the incision heals naturally. If there are complications, or the mastoiditis does not respond to the above treatments, it may be necessary to perform a mastoidectomy: a procedure in which a portion of the bone is removed and the infection drained. [4]
Its outer surface is rough and gives attachment to the occipitalis and posterior auricular muscles.It is perforated by numerous foramina (holes); for example, the mastoid foramen is situated near the posterior border and transmits a vein to the transverse sinus and a small branch of the occipital artery to the dura mater.
Mastectomy is the medical term for the surgical removal of one or both breasts, partially or completely.A mastectomy is usually carried out to treat breast cancer. [1] [2] In some cases, women believed to be at high risk of breast cancer choose to have the operation as a preventive measure. [1]
In the temporal bone, between the posterior wall of the external acoustic meatus and the posterior root of the zygomatic process is the area called the suprameatal triangle, suprameatal pit, mastoid fossa, foveola suprameatica, or Macewen's triangle, through which an instrument may be pushed into the mastoid antrum.