05 Principles of Radiographic Interpretation 08
-
Upload
manoj-balla -
Category
Documents
-
view
216 -
download
0
description
Transcript of 05 Principles of Radiographic Interpretation 08
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 1/20
Unit 5
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 2/20
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 3/20
Imaging as an Examination Tool
Clinical examination
Signs
Symptoms
Ordering the right type of imaging
examination
Ordering the right number of imaging
examination Necessary vs unnecessary examinations
Benefit to the patient
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 4/20
Viewing condition
Viewbox onitor !rints
"mbient light reduced #uiet room $ntraoral films mounted on a opa%ue holder &%ual intensity of light on the view box onitors' calibration agnification Software limitations
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 5/20
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 6/20
Localize the abnormality
3ow many lesions4
here is the lesion4
6ocali7ed vs generali7ed
Single arch or both the arches
$nside the bone or outside
2elation to the crown 2elation to the root
Superior to the mandibular canal
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 7/20
Periphery
ell defined or ill defined4
Sharp margins
Corticated margins
Sclerotic margins
2adiolucent band
Blends into ad*acent area $rregular margins
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 8/20
Shape
Circular
Oval
Scalloped
ultilocular
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 9/20
Internal structures
2adiolucent
ixed
2adiopa%ue
(rabeculation
Septa
Calcifications (ooth or similar entities
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 10/20
Adjacent structures
(eeth
6amina dura
Crestal bone
!eriodontal spaces
"lveolar bone
Nerve canals axillary sinuses
Cortical bones
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 11/20
escription! description!description Spea8 out loudly
6ist it down
Compare findings in different images
Clinical information
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 12/20
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 13/20
Vindicate your "
Vascular $nfection Neoplasm
9rugs $diopathic:inflammatory Congenital "utoimmune
(rauma &ndocrine:metabolic
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 14/20
In the Land o# $%!%%% la&es!'
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 15/20
'we see the (sh)
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 16/20
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 17/20
Liar! Liar)) o *ur Eyes
Lie+
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 18/20
irty words)
Sun;ray appearance
<round glass
Cotton wool
Onion s8in
9riven snow
&tc) etc
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 19/20
,hen not to order
imaging =ou have not clinically : radiographically
evaluated the patient
No benefit to the patient
"dditional images may not provide extra
information
No >routine? radiograph
7/17/2019 05 Principles of Radiographic Interpretation 08
http://slidepdf.com/reader/full/05-principles-of-radiographic-interpretation-08 20/20
,hat goes on the report
!atient) doctor) clinic identification
9ate) type and number of examination
2easons for the examination
Clinical information
2elevant observation
2adiographic $mpressions "ny further tests) examinations