| 1 | MAGJEX2 ;;WIRMFO/JHC Rad. Workstation RPC calls;[ 02/25/2000  4:40 PM ] ; 09 Jun 2003  2:58 PM
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| 2 |  ;;3.0;IMAGING;**51,18**;Mar 07, 2006
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| 3 |  ;; +---------------------------------------------------------------+
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| 4 |  ;; | Property of the US Government.                                |
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| 5 |  ;; | No permission to copy or redistribute this software is given. |
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| 6 |  ;; | Use of unreleased versions of this software requires the user |
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| 7 |  ;; | to execute a written test agreement with the VistA Imaging    |
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| 8 |  ;; | Development Office of the Department of Veterans Affairs,     |
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| 9 |  ;; | telephone (301) 734-0100.                                     |
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| 10 |  ;; |                                                               |
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| 11 |  ;; | The Food and Drug Administration classifies this software as  |
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| 12 |  ;; | a medical device.  As such, it may not be changed in any way. |
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| 13 |  ;; | Modifications to this software may result in an adulterated   |
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| 14 |  ;; | medical device under 21CFR820, the use of which is considered |
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| 15 |  ;; | to be a violation of US Federal Statutes.                     |
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| 16 |  ;; +---------------------------------------------------------------+
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| 17 |  ;;
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| 18 |  Q
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| 19 |  ; Subroutines for pre-fetch/ auto-display prior exams' images
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| 20 |  ; Entry Points:
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| 21 |  ;   PRIOR1  -- Pre-Fetch/Auto-Display images for other related cases;
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| 22 |  ;    RPC Call: MAGJ PRIOREXAMS
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| 23 |  ;   PREFETCH -- Pre-Fetch initiated from 
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| 24 |  ;
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| 25 |  Q
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| 26 | ERR N ERR S ERR=$$EC^%ZOSV S MAGGRY(0)="0^Server Program Error: "_ERR
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| 27 |  D @^%ZOSF("ERRTN")
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| 28 |  Q:$Q 1  Q
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| 29 | PREFETCH ; Entry point from HL7 processing, to initiate prefetch at
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| 30 |  ; time of radiology "Register Patient for Exam" function
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| 31 |  ; Do not process if the exam is being Canceled (RACANC true)
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| 32 |  ;
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| 33 |  N RET S RET=""
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| 34 |  I '$P($G(^MAG(2006.69,1,0)),U,5) G PREFQ          ; Prefetch disabled
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| 35 |  I '($G(RADFN)&$G(RADTI)&$G(RACNI)&'$G(RACANC)) G PREFQ ; Required vars
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| 36 |  D PRIOR1(.RET,"P"_U_RADFN_U_RADTI_U_RACNI)
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| 37 | PREFQ ; W !,"End PRE-FETCH RET=" N JHC R JHC ZW RET
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| 38 |  Q
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| 39 |  ;
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| 40 | PRIOR1(MAGGRY,DATA) ; review all exams for a patient to find "related" exams
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| 41 |  ; This ep also called as subroutine from routing software (P51)
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| 42 |  ; MAGGRY - return array of exams to PreFetch, or Auto-send to RAD W/S
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| 43 |  ; DATA:  - input params for the Current Exam
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| 44 |  ;   1) ACTION = P -- Pre-fetch Exams (from Jukebox to Magnetic Disk)
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| 45 |  ;             = A -- Auto-route priors
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| 46 |  ;   2) RADFN  = Case pointers to Rad/Nuc Med Patient file 
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| 47 |  ;   3) RADTI  =  ""        ""         ""          ""
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| 48 |  ;   4) RACNI  =  ""        ""         ""          ""
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| 49 |  ;   5) RARPT  - Case pointer to ^RARPT global
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| 50 |  ;
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| 51 |  N $ETRAP,$ESTACK S $ETRAP="D ERR^MAGJEX2"
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| 52 |  K MAGGRY
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| 53 |  N RADFN,RADTI,RACNI,RARPT,RADATA
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| 54 |  N DAYCASE,DIQUIET,ACTION,CPT,HDR,MAGDFN,MAGDTI,MAGCNI,MAGRET,MAGRACNT
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| 55 |  S ACTION=$P(DATA,U)
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| 56 |  I ACTION="P"!(ACTION="A")
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| 57 |  E  S MAGGRY(0)="0^Invalid Request (Action code="_ACTION_")" G PRIOR1Z
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| 58 |  S MAGDFN=$P(DATA,U,2),MAGDTI=$P(DATA,U,3),MAGCNI=$P(DATA,U,4)
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| 59 |  I MAGDFN,MAGDTI,MAGCNI
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| 60 |  E  S MAGGRY(0)="0^Request Contains Invalid Case Pointer ("_DATA_")" G PRIOR1Z
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| 61 |  S DIQUIET=1 D DT^DICRW
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| 62 |  N MAGJOB D MAGJOBNC^MAGJUTL3
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| 63 |  S HDR=$S(ACTION="P":"Pre-fetch",ACTION="A":"Auto-Display",1:"???")_" Prior Exams for CASE: "
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| 64 |  I '$D(^DPT(MAGDFN,0)) S MAGGRY(0)="0^Request Contains Invalid Patient Pointer ("_MAGDFN_")" G PRIOR1Z
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| 65 |  I $D(^RADPT(MAGDFN,"DT",MAGDTI,"P",MAGCNI))
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| 66 |  E  S MAGGRY(0)="0^Request Contains Invalid Case Pointer ("_MAGCNI_")" G PRIOR1Z
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| 67 |  S MAGRACNT=0
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| 68 |  S MAGGRY(0)="0^Compiling Prior Radiology Exams"
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| 69 |  D GETEXAM2^MAGJUTL1(MAGDFN,MAGDTI,MAGCNI,"",.MAGRET) ; Current Exam only
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| 70 |  S RADFN=MAGDFN,RADTI=MAGDTI,RACNI=MAGCNI
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| 71 |  I 'MAGRET S MAGGRY(0)="0^Current Case is Not Accessible" G PRIOR1Z
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| 72 |  S RADATA=$G(^TMP($J,"MAGRAEX",1,1)) S DAYCASE=$P(RADATA,U,12) D SVMAG2A
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| 73 |  I 'MAGGRY(0) S MAGGRY(0)="0^Current Case either has no CPT code, or has no rules defined for its CPT code." G PRIOR1Z
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| 74 |  S HDR=HDR_DAYCASE
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| 75 |  D SRCH(MAGDFN)  ;  Search prior exams for this patient
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| 76 | PRIOR1Z ;
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| 77 |  I 'MAGGRY(0) S:(MAGGRY(0)["Compiling") MAGGRY(0)="0^No Exams Found"
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| 78 |  E  I +MAGGRY(0)=1 S MAGGRY(0)="0^No Prior Exams Found" K MAGGRY(1)
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| 79 |  E  D SVMAG2B
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| 80 |  K ^TMP($J,"MAGRAEX"),^("RAE1")
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| 81 |  Q
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| 82 |  ;
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| 83 | SRCH(RADFN) ; Traverse all exams for a patient, up to limits of age & total
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| 84 |  ; numbers of exams to consider
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| 85 |  N BEGDT,LIMYRS,LIMEXAMS,X
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| 86 |  S X=$G(^MAG(2006.69,1,0))
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| 87 |  S LIMYRS=+$P(X,U,14),LIMEXAMS=+$P(X,U,15)
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| 88 |  S:'LIMYRS LIMYRS=10 S:'LIMEXAMS LIMEXAMS=100 ; default limit # Exams
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| 89 |  S BEGDT=($E(DT,1,3)-LIMYRS)_$E(DT,4,7)
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| 90 |  I BEGDT<2950101 S BEGDT=2950101 ; 2 yrs prior to earliest VistaPACS
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| 91 |  S MAGRACNT=1 D GETEXAM3^MAGJUTL1(RADFN,BEGDT,"",.MAGRACNT,.MAGRET,"",LIMEXAMS)
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| 92 |  I MAGRET N IDAT S IDAT=1 D
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| 93 |  . F  S IDAT=$O(^TMP($J,"MAGRAEX",IDAT)) Q:'IDAT  S RADATA=^(IDAT,1) D
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| 94 |  .. S RADTI=$P(RADATA,U,2),RACNI=$P(RADATA,U,3)
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| 95 |  .. I RADTI=MAGDTI&(RACNI=MAGCNI) Q  ; skip current case
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| 96 |  .. D SVMAG2A
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| 97 |  Q
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| 98 |  ;
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| 99 | SVMAG2A ; 2A and 2B used by subroutine at tag PRIOR1
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| 100 |  ; Find all the patient's exams whose CPT codes are related to the
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| 101 |  ; Current exam's CPT code, according to dictionary 2006.65
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| 102 |  N RAIMGTYP
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| 103 |  N CPT,CPT3,CPT4,CPT5,CURCPTX,CURCPTS,HIT,MAGMATCH,MAGDTH
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| 104 |  S RARPT=+$P(RADATA,U,10)
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| 105 |  I MAGGRY(0) Q:'$P(MAGGRY(1),U)           ;  Cur Case CPT not in map file
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| 106 |  I  Q:(ACTION="P")&'$D(^RARPT(RARPT,2005))  ; nothing to pre-fetch
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| 107 |  I  Q:$P(RADATA,U,15)<2          ; Cancel or Waiting
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| 108 |  ;   Note: if no images, may still want to do Auto-Disp to get Report;
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| 109 |  ;      also, Current Case should still proceed
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| 110 |  S CPT=$P(RADATA,U,17)
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| 111 |  Q:'CPT  ;  algorithm REQUIRES CPT codes be used
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| 112 |  S CPT5=CPT,CPT4=$E(CPT,1,4),CPT3=$E(CPT,1,3)
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| 113 |  S MAGMATCH="^^"
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| 114 |  I 'MAGGRY(0) D  Q:'MAGMATCH  ; No rules defined for Cur. Case's CPT
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| 115 |  . S Y=""
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| 116 |  .  ;  Order of CPT5/4/3 is important for the algorithm, which
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| 117 |  .  ;  uses the 1st rule found at the LOWEST level of detail defined
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| 118 |  . F X=CPT5,CPT4,CPT3 I $D(^MAG(2006.65,"B",X)) S Y=Y_$S(Y:",",1:"")_X S $P(MAGMATCH,U)=Y
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| 119 |  I CPT,MAGGRY(0) D
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| 120 |  .  ; curcpts has the cpt5/4/3 list generated above for Cur. Case CPT's
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| 121 |  . S HIT=0,CURCPTS=$P(MAGGRY(1),U)
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| 122 |  . F  Q:CURCPTS=""  S CURCPTX=$O(^MAG(2006.65,"B",$P(CURCPTS,","),"")) S CURCPTS=$P(CURCPTS,",",2,9) I CURCPTX]"" D  Q:HIT  ; 1st hit only
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| 123 |  .. ;  This algorithm checks from lowest detail to most general, and acts
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| 124 |  .. ;  on the information found at the FIRST Hit only
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| 125 |  .. F CPT="CPT5","CPT4","CPT3" S CPT=@CPT I CPT]"",$D(^MAG(2006.65,CURCPTX,1,"B",CPT)) S X=$O(^(CPT,"")) D  S HIT=1 Q  ;1st hit only
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| 126 |  ... S X=^MAG(2006.65,CURCPTX,1,X,0) S Y=$S(ACTION="A":2,1:5),X=$P(X,U,Y,Y+2)
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| 127 |  ... I +X S MAGMATCH=CPT F I=2,3 S $P(MAGMATCH,U,I)=$P(X,U,I)
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| 128 |  ;         sample of logic file:
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| 129 |  ; ^MAG(2006.65,1,0) = 730
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| 130 |  ; ^MAG(2006.65,1,1,0) = ^12000011.01^2^2
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| 131 |  ; ^MAG(2006.65,1,1,1,0) = 730^1^40^6^1^120^10
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| 132 |  ; ^MAG(2006.65,1,1,2,0) = 732^1^40^2^1^120^4
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| 133 |  ; ^MAG(2006.65,1,1,"B",730,1) =
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| 134 |  ; ^MAG(2006.65,1,1,"B",732,2) =
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| 135 |  ; ^MAG(2006.65,"B",730,1) =
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| 136 |  ;
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| 137 |  Q:'MAGMATCH
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| 138 |    ; 1  RADFN   RADTI    RACNI   RANME   RASSN    <-- from GETEXAM
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| 139 |    ; 6  RADATE  RADTE    RACN    RAPRC   RARPT
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| 140 |    ; 11 RAST    DAYCASE  RAELOC  RASTP   RASTORD
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| 141 |    ; 16 RADTPRT RACPT    RAIMGTYP
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| 142 |  S X=$P(RADATA,U,7) D H^%DTC S MAGDTH=+%H
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| 143 |  S X=$P(RADATA,U,18)
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| 144 |  S RAIMGTYP=$S(X]"":$O(^RA(79.2,"C",X,"")),1:X)
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| 145 |  S Y=MAGGRY(0)+1,$P(MAGGRY(0),U)=Y,MAGGRY(Y)=MAGMATCH_U_MAGDTH_U_U_$P(RADATA,U,9)_U_RAIMGTYP_U_RADFN_U_RADTI_U_RACNI_U_RARPT_U_$P(RADATA,U,12)_U_$P(RADATA,U,11)
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| 146 |  Q
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| 147 |  ;
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| 148 | SVMAG2B ; For exams whose CPTs match, select a subset that are within defined
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| 149 |  ; limits with respect to time interval & maximum # exams to retrieve
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| 150 |  ; Return MAGGRY(0) =  count ^ message
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| 151 |  ;        MAGGRY(1:N) = "M08" | RADFN ^ RADTI ^ RACNI ^ RARPT
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| 152 |  N CPT,CT,CURDAT,ICPT,IREC,GO
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| 153 |  S CURDAT=$P(MAGGRY(1),U,4)
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| 154 |  F IREC=2:1:MAGGRY(0) S X=MAGGRY(IREC),CPT=+X D  K MAGGRY(IREC)
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| 155 |  . I $P(X,U,2) S Y=CURDAT-$P(X,U,4) S:Y<0 Y=-Y I Y>$P(X,U,2) Q  ;too old
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| 156 |  . S Y=$G(GO(CPT))+1 I CPT,(Y>$P(X,U,3)) Q  ; already have enough cases
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| 157 |  . S GO(CPT)=Y,GO(CPT,Y)=X
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| 158 |  K MAGGRY
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| 159 |  I $D(GO) S CT=0,CPT="" D
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| 160 |  . F  S CPT=$O(GO(CPT)) Q:CPT=""  F ICPT=1:1:GO(CPT) D
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| 161 |  .. S CT=CT+1,X=GO(CPT,ICPT),RARPT=$P(X,U,11)
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| 162 |  .. S MAGGRY(CT)="M08^"_CPT_"|"_$P(X,U,8,11)
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| 163 |  .. I ACTION="P"!(ACTION="A") S Y=$$JBFETCH^MAGJUTL2(RARPT)  ; fetch from jukebox
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| 164 |  . S MAGGRY(0)=CT_"^"_HDR
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| 165 |  E  S MAGGRY(0)="0^No Exams Found for "_HDR
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| 166 |  Q
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| 167 |  ;
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| 168 | END ;
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