RADIOANATOMIC IMAGE OF AVEOLAR BONE CREST, CEMENTOENAMEL JUNCTION AND DENTAL APEX IN ORTHOPANTOMOGRAPH 100 PANORAMIC RADIOGRAPHY.

Radioanatomic image

of

alveolar bone

crest,

cementoenamel

junction

and

dental

apex

in

Orthopantomograph

100

panoramic radiography

Yeni Rahmawati, Azhari, Belly

Sam

Depadmedt or Dentonaxiuora.iaL Radiolosy Factlty of

oentisty

univedtd

PadiadjaBn

Panorami. hdjosraphy can be uied

ii

mon deniomaxiLLoraciaLprocedures,

thai.an

give a wide .Dvehge

ol

teeth and strppodinq

t

data about

ihc

vahdty or

panoramt radroqraphy

for

measuring

I

.enentoenameLjun.iion lcEJ), and d€ntataperwhr.h

s

u5efuLin measuang the LeveLof aLveolar bone

.h

and neasurement was done ro 25 sample whi.h rulfrlled empLe

.

te.a

lrom Daiorami. radrography

rsult

by odhooanlomoqcph 1

Ramfjord..iiefahdioanatomypoinr.Theres!ltofthisr6earchshowedthaitheaveragevaluemea5ured

alue ar the

maidibutr

moLar was

about

c2l

thcleanvaLue ai the maxilhry premoLar wa5 about

0g

Th

rrom entjre r€qion was.bout

111

monvatueatrhemariLLarvmoLarandmandibuLarmolaraboutz5*. at

lesi

vaLu-c at the maxillary

incnoi

mandibuLar in.isor, and maxiLtary pfehoLar were aboui 01.

Ihe

average

'arue measured

of

dentaL apex

froh

rhe entire resron

was about 16

l3c,

moi

value

at

the

maidibuLar molarwas aboui96s, the leanvaLue

*

the naijLlarvpremotar was about

31

The.ondutoi

of

thr

research was a part

ol

radioanalony aLveoLar bone

cren

a&

a part or d€ntaL aoei .ourd be measured, wlrrtecEJ ai Lea( msasted.

r\easureme

lrom the three of radioan*omv point $owed the mandibular molar resr0i whi.h wa

Key word3: Panorami. hdiosraphy

jun.tion, denraLap€x,

Panoramr radioqraphy

n

riequenitv

ued

as an

rnjuaL 5uRey

irformation

on

teeth

and suppodrnq

fsue

r0r

diagnoss making.i

Paiorami.

radiographv has

exPcure, Low paLent radiation dose, comiodabte

in

eramidauoi

and

ii

.an

be u5ed

in

patients

onhopantomoqraph 100, alveolar b

who

cannDi

open

thetr

mouih.r

In

panorami. radiograph, the dose re.eived by paiienE

r

10

whr.h sgnificaniLy rcduces the dose re.eived bv

4ndpnr@i(,1loddo)doa?""***!::!

Howeler, oanoramn

!adioqrapir

aFo Ms

dilrdvanlaces, i

e.

maqnri'nion

q€on+ft

ii199sm1|'e.hr&Griijcofd|hoombmgrapn

lound ,n ro.at throu!h r€presenB ri'rease in area

aLJ

aid

deniat apex trre

ort€i 6ed

io

ne*rc

\i.ietr

er aL.! nudied

(

bv lsine a met rod

tiar

.omoa ed bDne herghr rnd rooi Len9tr

LeveLrequres thai the three radioaiaiomr' por

ts

bone

cren

cLJ

and

denial

apei

I

reattv

iece$trrv

as a p _'hmrnarv

Lteren.d

ir

nudvrns

ihe

radroanrromi' rmage

of

streoLar bore

.ren

cEJ

ard

dshL

apei

rn

panoramr rdjoqraph

The nudv war aimed trt de!'nbrnq rhe ia dDtrnaromy

or

.ementoena

el

run'foi

lcErl itveotar

bone.ren

ald detat

apex bv

tnnq

pa

ionm'.

hdios.aDh

r00

ai

ihe

Radro{olv

DeD.rrmei; o,aLmd

kdaL

Fo$k'

F;ruLty or

De.iisty

Unive6n6

PadladiaGr m

run'

1006

radiog,aPhs ifom

radroqraph taken 3t trie R'droLDqv Deparimenr DI

Lh,redid

Padladjaian diL'

iq

tlE

mdth

or

he

?oD6 r

e

6eDanorami.tdrog'aplrs

rhi$mPlhq

ard the

implc niiPrn

apptied nr thE nudv w€rc

nanuia.iured

in

Mfi.sfr

xP"

ops.rine lynen

ar

bone

.

ei

aid

dert'L

apet

5

'oddered

cdrcmdom.

imaqe or

cEr'

trLreoLa borc

(e$

ard dertaL

rpet

E.ons defed lnmeanrabLe

n

tr

r

hazv

or..r

not be ieen

nudv

rn'lude: lr)

ParcEntrcdrogaplj€Plod(ed6irgadgnl

taBfered F

tr

omPUEri

llr

Edrrng

p'd6s

wa!

oerro,ned io th.photo!!ingCordL' photoparnr

rr

srtrdeioqd.teaie'imaqei

1a)Ramrvordbetn

.eDfeiented ru.Ervereqron!, z

5aidl

5 ieeth

iFr

rcnescitedpremolarreqionardr

6rndl

6teeh

thd

repreFded moLr resion

rh' msirem4t

ii.tudcd EdEriaiomi.

,n.isre

liind

prenoLar

lPl'Dn!ncd

o'

5 pornG m Lid

ns

r

P

nb

or

dental aDer merrvhrle rn

lo*ef

n'L

1Ml there

mr

I

ihe ftxinum

Lrnt

was

re:'hedr

(51 rhen

ht€n

lrom

male

rnd

Jenatc adutt

ir

tlie

mii deftiho.

p. iod)

roiieo

Padjodja@n

h4td

ol

@txtv

,oorNet,

1{G 146

To the25 panoramic radioshphs examrna

tion on 425 hdroanaromr. pornts thar rndude 100

poinsarthe

cE.r

jun.iion

300 points at rheaLve'

olarboni.rest

and

lz5

pornts ai ihe deniar aper

wereperformed. thea,aminaiion on pahtaL root

was noi caLculaied in datacaLcuratoi b€'ause In all aLveoLar bone

nen

resorpton measuremenr'

only mesiat and

diial

rooc were used.

the.0m

pletenudy reiuLtsaE presented in Tabte

I

easuremeitorea.h,CandMteethshows that the Lowe* vatue

n

in ihe averase measuf€o

hiqhen

ralle n

in

ihe

averaqe measured deniar

red rfDn ihe Edioanaiontr rmase or deniaL apex

n radioaoatomi. point examrnatjon

ir

, c

and M rcqrons, tlre averase value ol measured cEl

radioanatonrc poinc lor in.Eive resio^ is

0l

ror

premoL

reqion7*, and for moLar reqion

26* Ihe

mj. image rof I resion

*

r5x

resrotr

721

MeanwriiLe, for the averaqe vaLue of

shoq 60x for resion

i,

'10x

lor

recion P, and 69i{

Tibte 2 shors the highen neasured average

vaLue

ol

the

three

radranatomi.

points that E

shownin the moLar resion, whilethe Lowen value

tr

rouid in

the averaqe msasured pohts

of

cEl in rn.nNe reqioi. Table

I

sho$

a

'omparison ol meairedaveraqevalueof ihethree radroana'omr

PoiftiiruxiLltrymdNndiblenihe*dag€

mpa{rcd

vaLue

of

the Edjoanaionrc

poric

rne

cEJ har

ihe to{est

pe(ent.se

.ompared

io

th€

Padjadjaran durins

fudbgn9bnnha9"9fdY.dqb9n"|ren'cNnia4ndiut.@afod.mo

;;

'::

rcdu.e rhe

d6e

re.€ived

bythepabeits.

Thererore a nudy on the abiLtv to

dete.t

cLJ, aLveoLar bone

.rcn

aid

d€ntaL

apei

Di ihe panof _amic.adiocf aphy as an cxamrnation to0l wrtr

be.o

e a raciLity rn radrogrephi.

cFninafon

TabL€

I

shows the

radioaiatomjc

parts

vaLle

for

cEJ radoanatomr. porm

n

111,

lor

56.rrii.

fttr

nudy 5hows that the per.entase or

ihe

measured

anaroni.

pornr

lor

aLveolar bone

radroqraphi. exami.arion needs

a.Lea v

vjsble

imace so

t[a!

a meaiuremenior the radroanaiomi.

jn.Eive,

_Prenolar and

T.blc 2 F deveLDped lrom

ihc

nudv

relu6

that

the Derc€ntage or in.isive

aid

pr€morar regron5

cre5t are

;naller

ihrt

rn the motar

region

Thtr is caused by an

olen.p

rn

se

premoLar rcs'on,

A.cordrnq

to

LanqLaid

et

alr

rn

otho

pantomoqriph

x

ray devi.e,

p.feitt

po'bon

rn

rocaL trough

n

very thin so rriat the

mdake

rn

erher

forward

or

shrpne$

of rhe imase.!

Fiqre

I +04

rhat ih€ averaqemeas(edvalueof

thet|ne€

adroanaton'c

aLvedLaf

bone.renand

denialaper, r

e

3.67x r^

!he maxrllary

aid

ll.lll

ii

rhe mandrble.

value

ol ihe

three

hdioanatomr

points

m

ihe

mandibleu rrigher ihtri in the maxiLLa.Ihehishen

averase

m€alred

vaLuets theaveraqe m€trsufed

vatue of the dentaL apex radioanaiomr porits rn

Panof an

j.

radiosraphy wth fl at and upward

radiog,aphy

u'nC

orthopaniomograph 100

t{av

devi.ewth

high te.hnolosywiLLbeableioproduce

ex.eLterft imases

wth

hiq:r

.esotu!on

Panoramr.

radiosraphywrth aLt

iis

advaiGqes and row dos"

hdjrdhdr

)drd

at

bedt4

)aa1lent

14

tt6

mandrbLe

r

mo

e

memurebLe

thai

rhos€

in

the

more

.ompa.i ..mpafcd to

lhe mairtla and the

ifuciure

ol

the

ma:iLLary is

and maxrlla sirus

produ.6

superimposiiron

thal

witt btur the radiocraphi. inagc

0t

teerh rn rhe

Bondcmad

et aL'

showinq

that

th.

diatomr.al

*u.rure

sup..mpose in the mandibLe

r

smaLLef

MetrawhrL.,

ri

the

et:mhrtion

of 1.6

tootr,

rh€CEJ

r

ioan.tomr

oorntis26il

aLveolarboie

(.n

921

aid

dertat apcr

u 961 rhe

aveEg. iieasured vaLue

or

r.6

too(h

has

the

hishe$

percentage.omoded to orher

teeth trndibul.f

the marrLLa

.id

a smaLt d.s,ee or

nrp€fimpoefoi

and ovenap in tlre

moL

reqion .ause the imaqe

Df

thc

atveoLar bone

(en

cE.r and deniar aper

of the aLv.oLar

bone.rcn aid

dertat apex. Ihrs

r

due

to

the poor

quarty

or the

niaqe

dertaL

in

memuriiqcEl

point in theimage

!rhesuper

impDse or the arterior teerh

aid

a

hlse

ovenap

rhe

diffr.uLty

in

identifyr^q

the

aEl

may

that rn rn.irrva and premolar

reqioB

cEr radio

10tr in 2 1,

4

r. 2 5

t.cth.

whrle in.1.5 toot

I

ihe

pe(etace tr

r.1r).

r,is

is due 10 the

ia.r

that

the panora'nic radiosEprry or the in.uNeand pr€

moLar

,€qiotr

L

iot

very

.lctu

comptrrcd 10 the

moLa,

regbn

Thc

.oidtion

is

.auid

bv super

rmposed in.Eive !eqion rnd ovenapped oreoolar

supernrpos€ oi ihe

.oLumnr spiiaLn

tr

seen rn dre anterior part of

droanatomy has the smaLLen averaqe measurabLe

vaLue _lon

ii 2.r,I

r,2

s reeth, while in 4.5 toDth

radioanatony E very small

ri

inosive and premotar

.ren

resorption uridq

diffi.uLt rn

t[e ii.uive

ar'] the

prenot

rcc'oi

Measuremeni ot denlaL aDet

radio:n*omi.

point +ows uiat the averaqe rrdioandomr. value

neasured in

in.ilive

rcqioi ir 60n and rnpremotaf

40cwhr.ri

r

smalLer than the molaf,eqion

l6e!)

Les ihan the

poreriof

teeih 3o rhat rl\e anterior

reqion ts often

'tuated

outs,d€ ihe fo.at totrgh

whei

the

diagnDsed

.anioi

be 5een The presence of 5pine boneimaee

of

ten.ausc5ipe.mpo'iion,n

the

aitercf

denbr

naiiLLa

ard

rhe

mandibLe

sho$

a

rc;uLt

trtt

ihan the

'arue

fof4.r

tooth,

i.e

30c.ThisEdue

d.daLapei

radiDanaromtr

Doit

mera red in tne ihan that in ihe mandibLe

Ihrs

r

due ro the

prdeiceorempiy

space

ii

rhe

Therelore. a..ordrnq

io

Pader,

it 6 beter

thai

rhe

parert

is mdructed to swalloq

aid

DUtr ihe

*ouLd b€ cised

uiliL

t

ro!.hes the oaLate This

ihe

visualization

of

the

n

uDper pfemola(

t[e

:vensc

measured

value

or the

aLveoLaf bone

(en

radroanatony poinl

r

0d" (.ompt.reLy unmea!urable) whiLe th€

avertrsc vaLr'e or !h€ denial

apei

radioanitofrrc

poiit

me$ur€d

ii

oiLY 3x

Fadha,^ntina9o|dYauban"o4|'<nei|@N6ajy&hnorddenfu

thoseloundidmandrbLeasweLLa5th.po$jbrlr|y

Pa^oramr radiogRohv is one or ihc

.hores

for measurins mandibuLar atveoL:. hejsht "TabL€

be.3ur

the

rupeimPose rn

mandrble

E

Les

The resut6

ol

this nudv +ows

lhit

ir'e

avekge vrLue

fof

mdiosRPhy usabLe

comptr,cd

to

th.

boie

hciqht rn

the

Dsioramr' radroqraphy iaddltron,RohLin-{aL.Gnatedthar

,,en.Dnpa

ed to th€ a.nLaLaLveoLar boie

nesi

panor.mE radiograph is fro'e a..urare.DmDared

panorrmt

.adiosraPhs

.an

be .oncLLLded

that

a

part or

aLveoLaf Dore

.rc*

,adioantriomY

ror

3treoLa.

boie

.r€*

and 56

lll

ror

d€ntaL

apeil

whrte

the aEl

radroan*omrc pornt

r

lne Lean measuEbte poini 111$l

oi

the thiee

rrdroanatomi.

porn6

+dw

tlrat

rhe

radioandomy

and d.n1aL apex

r

the

mon

measuEbre rn mc maidrbular molar rcsron

Goaz PW

whlte sc.

oraL EdioLoqv pnicrple

and

rnte.preta!or

brk:

irr-ams liednar PubLishdi r

eer

p. ,0- 1 .

Rose LF, rseat.y BL.

cei.o

R.r' Cohen

D[

P€iodorti.s

medicie lueerv and

mpLant

LareLandoE'LangLa[RP,rlbftcR'P|n.'pLe

nea3uremeni or aLveoLar

bone

?005.

I.ted

,006

s.p

rl

AkrLabte n.bl.nhm

qov/eirez/gue'r

saLonen LW

fiihrof

L

13. t\.rqinaL aLv€oL bon€ rn aduLt

sledtrh

poDlLatjon.

A

radroqBp[. no$

5edionaL

ep'dem'otosrc 1991i14)

221lZ

[.ited

2006

run

,01.

AuiLabLe

.hm govr

envet

query.

reppson

M,

neiLd5en LL Rangie

K

li.rdentaL hndrngs

or

parho(oqv and abnormality

ii

pretearm€nt

orthodon"

pandrami. EdioqGphs rheAngte

0dhodonlr(

YangYl. sh eh

T!

T5ai CC.

Radiograpry aLveoLar bDie Los rn unteared

Talw:nChineselbJe.t*lth

ad!Ltperiodonhf

r

,maqe .iaLysis

method

Deniomaxillora'

11

Frommdf!

Radroloqv in dentat

pfadice

st. Loun:

ftec

v

riolby; 193r

12.

Detyre

wR

.lohnson

denlaL radiosraphy

for

denuL

a$istanc

and

modh fottow trp

iudv

A.ta

ltom*oL

crod.

1002.

p.

17.

l.red

2006

r!, rt

Avrrabr-"