Gambar Usg Testis

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    Figure 5: Transverse scan of both testicles showing normal left testicle and

    right testicular torsion. Note the hypoechogenicity of the right testicle. (Courtesy

    of Michael Blaivas, M.D (T!"# T$"T#"%

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    Figure 6: Transverse plane through both testes. The power Doppler image of

    the scrotum demonstrates right testicular perfusion. The swollen left testicle is

    not perfused. (Courtesy of Michael Blaivas, M.D.% T!"# T$"T#"

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    Figure 7: & slightly obli'ue view of a testicle with an enlarged hypoechoic

    epididymis. (Courtesy of Michael Blaivas, M.D.% $#D#D#M#"

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    Figure 8: rchitis. Mar)ed increase in blood *ow is seen along with a reactive

    hydrocele. (Courtesy of Michael Blaivas, M.D.%

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    Figure 9: Testicular +racture. Note the inhomgenicity of the testicular

    echoteture and fracture line. (Courtesy of Michael Blaivas, M.D.%

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    Figure 4: -ongitudinal view of testicle with enlarged pampiniform pleus. &lso

    note the thic)ening of the surrounding connective tissue secondary to scrotal

    in*ammation after a failed penile implant. (Courtesy of Beatrice o/mann, M.D.%

    0&!#11$-

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    Figure 3: #mage of right and left testicles with hydrocele on right.

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    "crotal hernia ana)

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    +luid surrounding the right testicle and normal left scrotum transverse

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    0aricocele with dilatated venous pleus and re*u during straining

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    Torsion of the epididymal appendi and a normal vasculari2ed testis and

    epididymis

    "wollen hydatide (left arrow% and epididymis transverse (right arrow%

    Torsion of the epididymal appendage (Morgagni3s hydatide% with a hypoechoic

    mass between the right testis and the epididymis in a 45 year old boy

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    ID: /4412-Afbeelding!.jpg

    Longitudinal

    ID: /4412"-Afbeelding4.jpg

    #o$al %&poe$%oi$ area 'it% in$reased flo' transverse

    ID: /4412(-Afbeelding5.jpg

    #o$al %&poe$%oi$ area 'it% in$reased flo' transverse

    ID: /4412)-Afbeelding.jpg

    #o$al %&poe$%oi$ area 'it% in$reased flo' longitudinal

    ID: /441!*-Afbeelding".jpg

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    +or,al flo' in t%e ot%er testis

    ID: /441!1-Afbeelding(.jpg

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    -N6#T7D#N&-

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    Normal testis

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    A$ute s$rotal pain a$$ounts for approi,atel& *.5 3 of all $o,plaints presenting to t%e

    e,ergen$& depart,ent. Differential diagnosis of a$ute s$rotal pain in$ludes epidid&,itis0

    or$%itis0 testi$ular torsion0 torsion of t%e testi$ular appendage0 testi$ular trau,a0 and

    %erniation of abdo,inal $ontents into t%e s$rotu,. T%e %istor& and p%&si$al ea,ination

    findings of various etiologies of a$ute s$rotal pain %ave a signifi$ant overlap0 t%erefore

    ,aing it diffi$ult to differentiate t%ese entities $lini$all&. o'ever0 distin$tion bet'een t%eunderl&ing pat%olog& is $riti$al as pro,pt intervention is reuired in $ases of testi$ular

    torsion0 trau,a0 and in$ar$erated %ernias. isdiagnosing testi$ular torsion $an lead to organ

    loss and infertilit&. 6atient distress and t%e possibilit& of fertilit&-t%reatening disease pla$e

    signifi$ant pressure on t%e e,ergen$& p%&si$ian to ,ae an a$$urate diagnosis. 7edside

    ultrasonograp%& of t%e a$ute s$rotu, is a relativel& ne' appli$ation to e,ergen$& ,edi$ine

    ultrasound and %as %ig% utilit& for e,ergen$& p%&si$ians ,anaging patients 'it% a$ute s$rotal

    $o,plaints.

    Indications:

    1. Testi$ular pain

    2. Testi$ular s'elling/,ass

    !. Trau,a

    II. Anatomy

    T%e s$rotu, is a sa$$ular stru$ture divided into t'o $o,part,ents b& t%e ,edian rap%e. 8a$%

    $o,part,ent $ontains a testi$le0 epidid&,is0 vas deferens0 and sper,ati$ $ord. T%e testes are

    surrounded b& a fibrous $apsule0 $alled t%e tuni$a albuginea0 '%i$% is $overed b& t%e tuni$avaginalis. T%e tuni$a vaginalis %as t'o la&ers0 an outer parietal la&er and an inner vis$eral

    la&er '%i$% are separated b& a s,all a,ount of fluid. T%e nor,al adult testis is ovoid in

    s%ape and ,easures approi,atel& 2 to ! $, in 'idt% and ! to 5 $, in lengt%. T%e si9e of t%e

    testi$le varies 'it% age0 in$reasing in si9e fro, birt% to pubert& and t%en de$reasing later in

    life. tru$turall&0 t%e testes are divided into lobules b& septa radiating fro, t%e tuni$a

    albuginea. it%in t%e testi$ular paren$%&,a0 se,iniferous tubules $onverge at t%e

    ,ediastinu, testis0 an in$o,plete septu, for,ed t%roug% invagination of t%e tuni$a

    albuginea. It is lo$ated in t%e posterior aspe$t of t%e testis.

    T%e epidid&,is is found along t%e posterolateral aspe$t of ea$% testis. T%e epidid&,is

    ,easures approi,atel& to " ,, in lengt% and $onsists of a %ead0 bod& and tail. T%e %eadof t%e epidid&,is is lo$ated adja$ent to t%e superior pole of t%e testis0 t%e bod& runs

    posteriorl&0 'it% t%e tail at t%e inferior pole. T%e largest portion of t%e epidid&,is is t%e %ead

    and is usuall& round or triangular in s%ape. T%e tail of t%e epidid&,is be$o,es t%e vas

    deferens as it as$ends superiorl& out of t%e s$rotu,. T%e sper,ati$ $ord suspends t%e testis in

    t%e s$rotu, and $onsists of arteries0 veins0 nerves0 l&,p%ati$s0 and t%e vas deferens. T%e

    appendi testis and t%e appendi epidid&,is are bot% e,br&ologi$al re,nants t%at are found

    to'ard t%e superior pole of t%e testis. 7lood suppl& to t%e testis pri,aril& originates fro, t%e

    testi$ular arter&0 '%i$% arises fro, t%e aorta. ;t%er sour$es of blood suppl& in$lude t%e

    deferential arter&0 '%i$% supplies t%e epidid&,is and t%e vas deferens and t%e $re,asteri$

    arter& supplies t%e peritesti$ular tissues.

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    Illustration 1: ;vervie' of testi$ular anato,&.

    Normal Variants

    In 5* 3 of ,en t%e trans,ediastinal arter&0 a large bran$% of t%e testi$ular arter&0 $ourses

    t%roug% t%e ,ediastinu, testis to suppl& t%e $apsular arteries and is usuall& a$$o,panied b&

    a large vein.

    III. Scanning Technique and Normal Findings

    6rior to perfor,ing a s$rotal ultrasound ea,ination adeuate analgesia and reassuran$e

    s%ould be provided. T%e patient is pla$ed in a supine position 'it% t%e legs slig%tl& spread

    apart. T%e s$rotu, is pla$ed in a sling designed fro, a to'el to i,prove eposure and s%ould

    be supported and i,,obili9ed on a rolled to'el pla$ed bet'een t%e patient?s t%ig%s. T%e

    penis is $overed 'it% a to'el and t%e to'el is taped to t%e abdo,inal 'all. Alternativel&0 one

    $an reuest t%e patient to support t%e penis 'it% %is %and in a $ep%alad dire$tion and a drape

    $an be pla$ed on top. ;f note0 utili9ing $old gel ,a& $ause t%e sin on t%e s$rotu, to $ontra$t

    and be$o,e t%i$ or ,a& $ause t%e testi$les to as$end in t%e s$rotal sa$ ,aing i,aging ,ore

    diffi$ult.

    A %ig% freuen$& broadband linear transdu$er =".5-1* 9> t%at $an perfor, bot% po'er and

    spe$tral Doppler ultrasonograp%& is used. T%e s$rotu, and its $ontents are s$anned in at least

    t'o planes0 along t%e longitudinal and transverse ais. T%e unaffe$ted %e,is$rotu, is

    s$anned initiall& to fa,iliari9e t%e patient 'it% t%e pro$ess0 and also to provide a $o,parison

    of anato,& and blood flo' as 'ell. T%e s$an is perfor,ed initiall& in a long ais to t%e

    testi$le0 'it% t%e indi$ator dire$ted $ep%alad s%o'ing a longitudinal $ut t%roug% t%e testis

    'it% t%e epidid&,is on t%e left side of t%e s$reen =#igure 1>.

    Figure 1: A properl& eposed and draped patient 'it% t%e s$rotu, supported in a sling of

    to'els. =@ourtes& of i$%ael 7laivas0 .D.>

    T%e entire testis is s$anned fro, one etre,e to anot%er0 noting t%e e$%oteture and

    abnor,alities. T%e epidid&,is is visuali9ed as 'ell. T%e transdu$er is ,oved s,oot%l& and

    slo'l&0 ea,ining all aspe$ts of t%e anato,&. T%e s$an is t%en repeated 'it% t%e probe turned)* to'ard t%e patient?s rig%t to obtain a transverse i,age of t%e testi$le. A $oronal s$an

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    s%o'ing bot% testi$les side b& side s%ould be perfor,ed to identif& differen$es in si9e and

    e$%ogeni$it&0 and vas$ularit&.

    T%e vis$eral and parietal la&ers of t%e tuni$a are visuali9ed as one e$%ogeni$ stripe. T%e

    nor,al testis %as ,idgra& or ,ediu,-level e$%oes and is %o,ogenous in appearan$e. T%e

    e$%ogeni$it& of t%e testis is si,ilar to t%at of t%e liver or t%e t%&roid gland. T%e epidid&,is%as si,ilar or slig%tl& in$reased e$%ogeni$it& as $o,pared to t%e nor,al testis. T%e

    ,ediastinu, testis is seen as a linear e$%ogeni$ band running $ranio$audall& or parallel to t%e

    epidid&,is. T%e appendi testis and appendi epidid&,is are s,all ovoid %&pere$%oi$

    protuberan$es found at t%e superior pole of t%e testis0 nor,all& %idden b& t%e epidid&,al

    %ead. Bnless outlined b& fluid fro, a %&dro$ele0 t%e& are diffi$ult to find on ultrasound. T%e

    sper,ati$ $ord appears as ,ultiple %&poe$%oi$ linear stru$tures in t%e longitudinal plane and

    $ir$ular %&poe$%oi$ stru$tures in t%e transverse plane. =10500">

    6o'er Doppler ea,ination is perfor,ed after gra&-s$ale i,aging is $o,plete. T%e

    unaffe$ted side is s$anned initiall& to obtain a$$urate Doppler settings. To adeuatel&

    evaluate blood flo'0 Doppler para,eters s%ould be adjusted to t%eir ,ost sensitive settings'it%out introdu$ing signifi$ant artifa$t. 6o'er Doppler and pulsed Doppler s%ould be

    opti,i9ed to displa& lo'-flo' velo$ities to de,onstrate blood flo' in t%e testes and adja$ent

    stru$tures. T%e 'all filter0 s$ale and gain ,a& need to be adjusted to pi$ up ,ai,al blood

    flo' 'it%out signifi$ant artifa$t. T%e 'all filter s%ould be set at t%e lo'est sele$tion possible

    and t%e 6# =6ulse epetition #reuen$&> is ,ini,i9ed as 'ell. T%e $olor gain s%ould be

    adjusted $arefull&0 as t%e artifa$tual appearan$e of flo' ,a& be $reated in a torsed testi$le.

    Intratesti$ular and epidid&,al flo' s%ould be $onfir,ed using bot% po'er Doppler and

    spe$tral Doppler 'avefor, anal&sis. 6o'er Doppler %elps to dete$t blood flo' 'it%in t%e

    testi$le and spe$tral Doppler allo's identifi$ation of t%e flo' '%et%er it is venous or arterial.

    pe$tral Doppler 'avefor,s s%ould be obtained in several areas of blood flo' dete$ted b&

    po'er Doppler to do$u,ent bot% arterial and venous flo' patterns. T&pi$all&0 po'er and

    spe$tral Doppler s$an $an be perfor,ed on t%e sa,e ultrasound 'indo'.

    Figure : I,age of t%e nor,al testi$le 'it% t%e epidid&,al %ead on t%e left and bod& of

    testi$le on t%e rig%t. =@ourtes& of i$%ael 7laivas0 .D.>

    VI. !athology

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    Illustration : $%e,ati$ overvie' of testi$ular pat%olog&.

    "ydrocele

    A %&dro$ele is t%e ,ost $o,,on $ause of s$rotal s'elling. T%e nor,al s$rotu, $ontains

    s,all a,ounts of serous fluid bet'een t%e la&ers of t%e tuni$a vaginalis. Abnor,al $olle$tion

    of fluid in t%e spa$e bet'een t%e vis$eral and parietal la&ers of t%e tuni$a vaginalis results in

    a %&dro$ele. T%e fluid $olle$tions are usuall& $onfined to t%e anterolateral portions of t%e

    s$rotu, be$ause of t%e posterior lo$ation of atta$%,ents of t%e tuni$a to t%e testis and

    s$rotu,. &dro$eles ,a& be unilateral or bilateral and $an be seen as an isolated finding or in

    $onjun$tion 'it% a$ute or $%roni$ pat%olog&. an& of t%ese fluid $olle$tions are $ongenital.

    A$uired %&dro$eles are asso$iated 'it% infe$tion0 tu,ors0 trau,a0 torsion and radiation

    t%erap&. e,ato$eles and p&o$eles are $o,ple %&dro$eles. onograp%i$all&0 a si,ple

    %&dro$ele is seen as an ane$%oi$ dar fluid $olle$tion surrounding t%e testi$le =#igure !>0

    '%ereas a $o,ple %&dro$ele ,a& $ontain internal e$%oes 'it% septations and lo$ulations. A

    $%roni$ %&dro$ele ,a& also de,onstrate internal e$%oes fro, $%olesterol $r&stal for,ation.

    =1020!0>

    Figure #: I,age of rig%t and left testi$les 'it% %&dro$ele on rig%t. =@ourtes& of i$%ael

    7laivas0 .D.>

    Varicocele

    A vari$o$ele is a $olle$tion of tortuous and dilated veins 'it%in t%e pa,pinifor, pleus of

    t%e sper,ati$ $ord. T%e& are found in approi,atel& 15 3 of adult ,ales and $an result in

    infertilit& se$ondar& to de$reased sper, ,otilit& and $ount. T%e& are due to in$o,petent

    valves in t%e testi$ular vein. T%e vast ,ajorit& of vari$o$eles are lo$ated on t%e left side and

    onl& 1 3 are bilateral. T%e left sided predo,inan$e of vari$o$eles is t%oug%t to be due to t%e

    long $ourse and angle of entr& of t%e left testi$ular vein as it e,pties into t%e left renal vein.

    T%e rig%t testi$ular vein is s%orter and e,pties dire$tl& into t%e inferior vena $ava.

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    stru$tures of var&ing si9es =larger t%an 2 ,, in dia,eter> in t%e region of t%e epidid&,is

    =#igure 4>. 6o'er Doppler s%ould be used to $onfir, flo' in t%e vari$o$ele. =500">

    Figure $: Longitudinal vie' of testi$le 'it% enlarged pa,pinifor, pleus. Also note t%e

    t%i$ening of t%e surrounding $onne$tive tissue se$ondar& to s$rotal infla,,ation after a

    failed penile i,plant. =@ourtes& of 7eatri$e off,ann0 .D.>

    Testicular Torsion

    Testi$ular torsion is a urologi$ e,ergen$&. 6ro,pt diagnosis and earl& treat,ent is essentialas ti,e is $riti$al for testi$ular salvage. Torsion is ,ore $o,,on in $%ildren but $an o$$ur in

    post pubertal ,ales. T%e ,ajorit& of testi$ular torsions result fro, anato,i$ defe$ts t%at lead

    to redundant sper,ati$ $ord and ano,alous suspension of t%e testes in t%e s$rotu,. An

    undes$ended testi$le also in$reases t%e lieli%ood of torsion. A redundant sper,ati$ $ord is

    ,obile and during torsion it begins to t'ist upon itself. As t%e t'isting progresses0 venous

    flo' is interrupted initiall& due to easil& $ollapsible vessel 'alls and t%e lo' intravas$ular

    pressure. . Bnfortunatel&

    ultrasound ,a& not al'a&s be %elpful0 as sonograp%i$ findings ,a& be subtle earl& in t%e

    $ourse. @olor Doppler or po'er Doppler ,a& be %elpful to identif& flo' patterns in t%e

    a$utel& tender testi$le =#igure >. %en blood flo' is absent in t%e affe$ted testi$le0 t%e

    diagnosis of testi$ular torsion is $lear. ;$$asionall& de$reased blood flo' seen in earl&

    torsion $an be erroneousl& diagnosed as nor,al. T%us0 $o,parison to t%e $ontralateral side is

    $ru$ial. @olor Doppler alone 'ill not assure bot% venous and arterial flo' in t%e testi$le.

    pe$tral Doppler tra$ings s%ould also be obtained to $onfir, bot% arterial and venous flo'.

    T%e absen$e of a venous pattern b& spe$tral Doppler on t%e affe$ted side suggests earl&

    torsion. If t%e diagnosis is in doubt due to torsion-detorsion0 repeat $olor Doppler i,aging

    along 'it% spe$tral ea,ination in one %our is re$o,,ended. =20!04>

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    Figure %: Transverse s$an of bot% testi$les s%o'ing nor,al left testi$le and rig%t testi$ular

    torsion. +ote t%e %&poe$%ogeni$it& of t%e rig%t testi$le. =@ourtes& of i$%ael 7laivas0 .D.>

    Figure &: Transverse plane t%roug% bot% testes. T%e po'er Doppler i,age of t%e s$rotu,

    de,onstrates rig%t testi$ular perfusion. T%e s'ollen left testi$le is not perfused. =@ourtes& of

    i$%ael 7laivas0 .D.>

    'pididymitis

    8pidid&,itis is t%e ,ost $o,,on $ause of a$ute s$rotal pain in postpubertal ,ales.

    @lassi$all&0 patients present 'it% a painful tender s$rotu,0 d&suria0 and fever. etrograde

    spread of infe$tion fro, t%e bladder or prostate is usuall& t%e underl&ing etiolog& 'it% t%e

    %ead of t%e epidid&,is ,ost $o,,onl& involved. Cra&-s$ale findings of a$ute epidid&,its

    in$lude an enlarged epidid&,is 'it% de$reased e$%ogeni$it&. ;ften0 a rea$tive %&dro$ele is

    noted as 'ell =#igure ">. A $%roni$all& infla,ed epidid&,is be$o,es t%i$ened and %as fo$al

    e$%ogeni$it& 'it% areas of $al$ifi$ation. it% Doppler sonograp%& in$reased blood flo'

    se$ondar& to epidid&,al infla,,ation is noted. T%e presen$e of nor,al or in$reased blood

    flo' in t%e affe$ted testi$le '%en $o,pared to t%e $ontralateral side differentiates

    epidid&,itis fro, testi$ular torsion. =20!04>

    Figure (: A slig%tl& obliue vie' of a testi$le 'it% an enlarged %&poe$%oi$ epidid&,is.

    =@ourtes& of i$%ael 7laivas0 .D.>

    )rchitis

    ;r$%itis is an a$ute infe$tion of t%e testi$le usuall& follo'ing epidid&,itis. ;r$%itis often

    presents 'it% a tender and infla,ed testi$le. ;n gra&-s$ale ultrasound0 or$%itis is seen as an

    enlarged testi$le 'it% %eterogeneous e$%ogeni$it&. T%is appearan$e is nonspe$ifi$ and $an be

    seen in ,an& ot%er $onditions su$% as tu,ors0 ,etastasis0 infar$t and torsion. tandard 7-

    ,ode is not a reliable ,et%od to differentiate bet'een or$%itis and testi$ular torsion. #or bot%

    or$%itis and torsion0 infla,,ation and ede,a $an lead to enlarge,ent and %eterogeneous

    e$%ogeni$it& of t%e testis. @olor Doppler is %elpful to differentiate bet'een or$%itis and

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    torsion sin$e blood flo' in or$%itis is in$reased in $o,parison 'it% t%e unaffe$ted side due to

    infla,,ation =#igure (>. =20!04>

    Figure *: ;r$%itis. ared in$rease in blood flo' is seen along 'it% a rea$tive %&dro$ele.

    =@ourtes& of i$%ael 7laivas0 .D.>

    Scrotal Trauma

    7lunt trau,a to t%e s$rotu, $an lead to da,age of t%e testi$le and adja$ent stru$tures.

    Injuries to s$rotu, in$lude la$eration0 %e,orr%age0 or $ontusion of t%e testi$le. T%e goal ofs$rotal ultrasound in patients 'it% a$ute trau,a to t%e s$rotu, is to evaluate injur& to t%e

    testi$le. 7lood flo' to t%e testi$le s%ould also be evaluated sin$e trau,a $ould lead to

    testi$ular torsion.

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