mastoid process


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mastoid process

[′ma‚stȯid ′prä·səs]
(anatomy)
A nipple-shaped, inferior projection of the mastoid portion of the temporal bone.
References in periodicals archive ?
Measurements were obtained on the left and right for each of 21 participants (thus 42 measurements in all) for the vertical distance of the marker from the most lateral portion of the C1 TVP, the inferior aspect of the mastoid process, and the most lateral aspect of the C2 TVP.
04%, the highest error values were found in the size and overall architecture of the skull and in the size and roughness of the mastoid process, however all values were considered acceptable because they were below 10% intraobserver error.
Schulter-Ellis FP: Population differences in cellularity of the mastoid process.
The analysis of the mastoid process characteristics is important in the determination of sex for forensic purposes.
CONCLUSION: Early detection of congenital cholesteatoma is crucial as it may limit the size of retro tympanic and reduce the possible risks and complications from surgery as well as from the disease itself, a high index of suspicion in a patient with reduced hearing and an intact tympanic membrane may help in the diagnosis of congenital cholesteatoma, in our case the congenital cholesteatoma was presented in mastoid process, which is the rarest presentation in Temporal bone after surgery no recurrence was found.
The muscle is inserted by a strong tendon to the lateral surface of the mastoid process from its apex to its superior border, and by a thin aponeurosis into the lateral half of the superior nuchal line.
Open Competition: Providing Services For The Medical Rehabilitation Of Insured Persons Suffered From Industrial Accidents And Occupational Diseases In The Organizations That Provide Spa Services, During 2016, With Diseases Of The Circulatory System, Digestive System, Respiratory System, Nervous System, Skeletal - Muscular System And Connective Tissue, Genitourinary System, Diseases Of The Ear And Mastoid Process.
Mastoid process is identified, line drawn from tip of mastoid process to transverse process of C6 vertebra (chassaignac's tubercle), 2nd line drawn 1cm posterior and parallel to 1st line.
5) Spread of infection to the skull base can occur in three directions: (1) anteriorly through the fissures of Santorini to involve the infratemporal fossa, parotid gland, and facial nerve at the stylomastoid foramen; (2) posteriorly to invade the mastoid process and the vertical portion of the facial nerve; and (3) medially as an osteomyelitis affecting the jugular foramen, thereby involving cranial nerves IX, X, XI, and XII and possibly causing jugular venous thrombosis, brain abscess, and death.
1987) have postulated that one of the contributing causes of repeated otitis media, and hence poorly pneumatized mastoid process, is poorly functioning mucociliary system.
Open Competition: Providing Services For The Medical Rehabilitation Of Insured Persons Who Have Suffered As A Result Of Accidents At Work And Occupational Diseases, Organizations Providing Spa Services And Hospital Care For 2016, With Diseases Of The Respiratory System, Digestive System, Circulatory System, Nervous System, Bone - Musculoskeletal System And Connective Tissue, Genitourinary System, Diseases Of The Ear And Mastoid Process.
5 cm from the outer surface of the mastoid process and when exposed has a glistening pearly white appearance and measures about 2 to 3 mm in diameter.