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SESCUmOXS or STANDARD ULSIOOfUTBS
DESCRIWIOIS or STANDARD RADIOGRAPHS (continued)
rrureac UDinunt
sxcvtm
3/3i */e
i/i r/r
2/21 p/p
3/51 p/p
vu /
2/2; /
SHALL OPACITIES
g* 8
fi 61 |
5 B
PUURAL 7SICHHW5
CHEST WALL
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SYMBOLS
cowsm
2 5/5 h/ t t
Ho
No
" No
No
Pi-
Quality Oof veto: poor dofialtioa of plouf* and cut boaal angloo.
/V
2 i/i p/p L 8* No 'M l Tpn
1
2 2/2 r/p B l No No 7z
No No Too No
l
Ud
NO
No No
No
Nooo Quality dofoct: ouB.-oet aoToooat. Pvofuoioa of aoall opaeitiao la aoro oantod u r gnt lun* .
Nooo Quality dofteta; radiojrapfi too ll(Nt aod eootraot too hiftv, Tbo boart aNado n aligntly duplacod to the loft.
1 3/3 r/r R l No NO / /
//
No
No No
No
a*; IN. Nooo
2 1/1 /t R t No No / /
'V
No No No
2 2/2 - 8 L No No !
No No No
| /U i
______L
No No
U. Quality dofoct. jut basca. Korloy Uaoo U loer ri?Nt iooo,
Quality dofoct duatortiop of
baaoa duo to
Cov'.yaooo
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DSSCRimOKS or STAXDAXD RAOIOOUPRS (contiautd)
skill aricim*
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i' B
it
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EH
Width: I totoat: ' 3-3
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Mo ho| U; polity doToet: radiograph lo too Ml- llfht. Moooyeo* lose appearance lo oet rafted.
Vi t/t Ceotephrooic 4HglO obliteration
Vi t/t
Mo Mo
Too Ho Too l I L EH
Too KL EH
Hooo
Thio radiograph defiaeo tho lover llttt for cootophronie angle obliteration. Roto ehrlnxoge lo lovor lung floldo.
/
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4* 0
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1 / / EH
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3/31 t/t
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//
/
Ho Ho Ho Ho Hi'S hot Hooo id: lh{ th.
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tho td>cato(gr*.oo of profuaton of oil epocitioo claaatfinble for ohapo and alto u u/u.
2 2/2 p/t P L A
/
4
/
Ho Ho
Ho
psallty dofocto: rediogroDn u too Light ood pleural definition ;e poor.
DESCRimottS or StAMUAJUJ RADIOGRAPHS (continued)
SKILL OPACITIES
190 STAHOAXO IADICGIAPKS
SHOWING
u5 II i
1
3
1 H
PLEURAL TWCXBflRC
CHET WALL
B sS-
li
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//
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s
p sE ?i
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loracs
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'
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2/1 V* * L C Ho
No Ho Ho Ho ho; di; Tho oooll opacities Jt difficult to clraoify because of the prooooco of
/ ] hi; lh'. tho large opacittea. lotc the loft
As coatophrem: angle j;I:torsttoo. Thla ia oot class.f;a:lt !:* it
jlL
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1/1; t/t.
Plourol thickento* (clrcu*oerlbed-
Plourol thicaoaing (dlffuao)
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eotiae) diaphragm
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Too Re Ho Ho Ho
The pleural
present fee*
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Too Ho No
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UNITED STATES PUBLIC HEALTH SERVICE MODIFICATION OF THE
INTERNATIONAL LABOUR ORGANIZATION \
RADIOLOGIC CLASSIFICATION OF THE PNEUMOCONIOSES
TYPE OF OPACITY
FILM QUALITY
NO PNEUMO CONIOSIS
SUSPECT
PNEUMOCONIOSIS SMALL OPACITIES LARGE OPACITIES*
QUANTITATIVE FEATURES
QUALITATIVE FEATURES
ADDITIONAL SYMBOLS FILM QUALITY NO PNEUMO CONIOSIS SUSPECT OPACITIES
SMALL OPACITIES
2
<r
O O
p:q q.rj piq
0.
di hi pl P*
UNSATISFACTORY FILM - IMPOSSIBLE TO READ POOR FILM-DETAILED CLASSIFICATION DIFFICULT
tb I tbal nf! np^
O-NO RADIOGRAPHIC EVIDENCE OF PNEUMOCONIOSIS IN LUNG FIELDS.
7 SHADOWS WHICH MAY BE PNEUMOCONIOTIC BUT WHICH ARE INSUFFICIENT FOR TH L ~ FILM TO BE PLACED IN ONE OF THE CATEGORIES CLASSIFYING THE SMALL OPACITIES.
PNEUMOCONIOSIS
THE CATEGORIZATION OEAENOS ON THE EXTENT ANO ARoruSION OF THE OPACITIES .
I A NUMtEA Or OAACITIES IRAN AREA EQUIVALENT TO 1 AT LEAST THE SECOND AND THIRO ANTERIOR RIR
sraces or EITHER SIDE .ANO AT THE host.not CMC Are It THAN ONE THIAO or TMC Two LUNG FIELDS COMBINED
2 OPACITIES MORE DIFFUSE THAN IN CATEGORY 1 - WHICH MAY SC 01STRISUTE0 OVER THE WHOLE OR NEARLY THE WHOLE Of THE LUNG FIELOS
O VERY NUMEROUS OPACITIES OISTPIIUTED OVER THE ^ WHOLE OR NEARLT THE WHOLE OF THE LUNG FIELDS.
THESE ARC CLASSIFIED ACCORDING TO THE GREATEST oiamcter or the predominant opacities ano OENOTEO SY THE FOLLOWING SYMBOLS
0
LARGE OPACITIES
EGGSHELL
[CALCIFICATIONS
(ES)
;
A - AN OPACITY having A GREATEST OIAMCTER EXCEEDING I c* ANO UP TO ANO INCLUOING S cm OR SEVERAL OPACITIES EACH GREATER THAN t cm .THE SUM OF WHOSE GREATEST DIAMETERS OOES NOT CXCCCO S cm.
- ONE OR MORE OPACITIES LARGER OR MORE NUMEROUS THAN THOSE IN CATEGORY A WHOSE COMtINED AREA OOES NOT EXCECO ONE THIRD OF THE VtSISLC RIGHT LUNG
C-ONC OR MORE OPACITIES WHOSE COMSiNCD AREA EXCECOS ONE THIRO OF THE VISIRLC RIGHT LUNG FICLO
SPECIFIC CRITERIA FOR IDENTIFYING EGGSHELL CALCIFICATIONS AS CVIOCNCE OF SILICOSIS III THE PRESENCE OF SHELL-LIKE CALCIFICATIONS MEASURING UP TO 2 mm. IN THICKNESS IN THE PERIPHERAL ZONE OF AT LEAST TWO LYMPH NOOES (2) THESE CALCIFICATIONS MAY IE SOUO OR SROKEN IS) IN AT LEAST ONE OF THE LYMPH NOOES THE RtNG-LIKC SHADOW MUST SC COMPLETE 14) THE CENTRAL PORTION OF THE LYMPH NOOC MAY SHOW. IN ADDITION, SPECKLED CALCIFICATION. 15) THE AFFECTED LYMPH NOOC MUST IE AT LEAST I IN ITS GREATEST OlAMETER
CODE FOR ADDITIONAL SYMBOLS
s* - SUSPECT COALESCENCE OF SMALL PNEUMOCONIOTIC
OPACITIES
- SUSPECT CANCER OF THE LUNG
n - CALCIFICATION IN SMALL OPACITIES
t. - ABNORMALITIES OF THE CAROIAC OUTLINE. TO BE RE
PLACED BY "cp-cpr MlaAplc IF THIS CONDITION IS
STRONGLY SUSPECTED
c - CAVITY
_
4. - SIGNIFICANT DISPLACEMENT OR DISTORTION OF THE
INTRA-THORACIC ORGANS
-EMPHYSEMA
_
a - EGGSHELL CALCIFICATION OF LYMPH NODES M -APPRECIABLE ENLARGEMENT OF THE HILAR SHADOWS pi - ABNORMALITY OF THE PLEURA p*-PNEUMOTHORAX
rl - PNEUMOCONIOSIS MODIFIED BY THE RHEUMATOID PROCESS
tb -OPACITIES SUGGESTIVE OF INACTIVE TUBERCULOSIS. EXCLUDING THE CALCIFIEO PRIMARY COMPLEX
M-0PAC1T1ES SUGGESTIVE OF ACTIVE TUBERCULOSIS
At - NON - TUBERCULOUS INFECTION np - PROBABLY NOT PNEUMOCONIOSIS
! THE BACKGROUND OF SMALL OPACITIES SHOULD BE SPECIFIED AS FAR AS POSSIBLE.
CATEGORY
CATEGORY 8
CATEGORY C
RAOIOLOGICAL APPEARANCE
VISUALIZED APPEARANCE
DUP 0948075
3
Figure 1 Medical Radiography and Photography * Volume 44, Sumber l. I 76.f 19
DU 039026
1