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<article article-type="case-report" dtd-version="1.0" xml:lang="HR" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:mml="http://www.w3.org/1998/Math/MathML">
<front>
<journal-meta>
<journal-id journal-id-type="publisher-id">LV</journal-id>
<journal-id journal-id-type="nlm-ta">Lijec Vjesn</journal-id>
<journal-title-group>
<journal-title>Lijecnicki Vjesnik</journal-title>
<abbrev-journal-title abbrev-type="pubmed">Lijec. Vjesn.</abbrev-journal-title>
</journal-title-group>
<issn pub-type="ppub">0024-3477</issn>
<issn pub-type="epub">1849-2177</issn>
<publisher><publisher-name>Croatian Medical Association</publisher-name></publisher>
</journal-meta>
<article-meta>
<article-id pub-id-type="publisher-id">LV-140-314</article-id>
<article-id pub-id-type="doi">10.26800/LV-140-11-12-42</article-id>
<article-categories><subj-group subj-group-type="heading"><subject>Clinical observations</subject></subj-group>
</article-categories>
<title-group>
<article-title>Mezenhimni tumor ili sindrom amnijske brazde u novoro&#x0111;en&#x010D;eta &#x2013; dijagnosti&#x010D;ka dilema</article-title>
<trans-title-group xml:lang="en">
<trans-title>Mesenchymal tumour or amniotic band syndrome in a newborn &#x2013; a diagnostic dilemma</trans-title>
</trans-title-group>
</title-group>
<contrib-group>
<contrib contrib-type="author"><name><surname>Je&#x017E;i&#x0107;</surname><given-names>Ivana</given-names></name><xref ref-type="aff" rid="aff1"><sup>1</sup></xref></contrib><contrib contrib-type="author"><name><surname>Bjedov</surname><given-names>Sarah</given-names></name><xref ref-type="aff" rid="aff1"><sup>1</sup></xref></contrib><contrib contrib-type="author" corresp="yes"><name><surname>Antabak</surname><given-names>Anko</given-names></name><xref ref-type="aff" rid="aff1"><sup>1</sup></xref><xref ref-type="aff" rid="aff2"><sup>2</sup></xref></contrib><contrib contrib-type="author"><name><surname>Buli&#x0107;</surname><given-names>Kre&#x0161;imir</given-names></name><xref ref-type="aff" rid="aff1"><sup>1</sup></xref><xref ref-type="aff" rid="aff2"><sup>2</sup></xref></contrib>
</contrib-group>
<aff><target id="aff1" target-type="aff"><sup>1</sup></target>Medicinski fakultet Sveu&#x010D;ili&#x0161;ta u Zagrebu (Ivana Je&#x017E;i&#x0107;, cand. med.; Sarah Bjedov, cand. med.), <target id="aff2" target-type="aff"><sup>2</sup></target>Klinika za kirurgiju, Medicinski fakultet Sveu&#x010D;ili&#x0161;ta u Zagrebu, KBC Zagreb (prof. dr. sc. Anko Antabak, dr. med.; doc. dr. sc. Kre&#x0161;imir Buli&#x0107;, dr. med.)</aff>
<author-notes>
<corresp id="cor1">Adresa za dopisivanje: Prof. dr. sc. A. Antabak, Klinika za kirurgiju, Medicinski fakultet Sveu&#x010D;ili&#x0161;ta u Zagrebu, KBC Zagreb, Ki&#x0161;pati&#x0107;eva 12, 10000 Zagreb; e-mail: <email xlink:href="aantabak@kbc-zagreb.hr">aantabak@kbc-zagreb.hr</email></corresp></author-notes>
<pub-date pub-type="epub-ppub"><month>12</month><year>2018</year></pub-date>
<volume>140</volume>
<issue>11-12</issue>
<fpage>314</fpage>
<lpage>316</lpage>
<permissions>
<copyright-year>2018</copyright-year>
<copyright-holder>Croatian Medical Association</copyright-holder>
</permissions>
<abstract>
<p>Sa&#x017E;etak. Kod novoro&#x0111;en&#x010D;eta sa sindromom amnijskih brazda postavljena je sumnja na mezenhimni tumor desnog stopala. Dobro ograni&#x010D;ena kuglasta tumorska tvorba zauzimala je &#x010D;itav dorzum stopala, bez prisutnog edema ostatka stopala distalno od amnijske brazde. Ultrazvu&#x010D;nim pregledom tvorba je opisana kao &#x010D;vrsta, lokalizirana i dobro vaskularizirana, dok je magnetskom rezonancijom opisana kao limfedem uz mogu&#x0107;nost druge etiologije. Histolo&#x0161;ki nalaz biopsije CORE nije bio specifi&#x010D;an za maligno tumorsko tkivo, ali nije isklju&#x010D;io mezenhimni tumor. Definitivna histolo&#x0161;ka dijagnoza postavljena nakon ekstirpacije tvorbe i Z-plastike potvrdila je dijagnozu limfedema. Korekcijom strangulacijske brazde i ekstirpacijom tumorozne tvorbe postignut je odli&#x010D;an funkcionalni i estetski rezultat. Ovakav atipi&#x010D;an izgled limfedema nastalog zbog strangulacijske brazde mo&#x017E;e pobuditi sumnju na mezenhimni solidni tumor.</p>
</abstract>
<trans-abstract xml:lang="en">
<p>Summary. A suspicion of mesenchymal tumour of the right foot dorsum was raised in a newborn with amniotic band syndrome. A well defined spheric tumour occupied the entire foot dorsum, without edema of the rest of the foot distal to the constriction ring. An ultrasound scan defined the tumour as firm, localized and well vascularized, while the MR scan described the tissue as lymphedematous, although allowing other etiologies. CORE biopsy histology report did not reveal malignant cells, but still did not rule out mesenchymal tumour. A definite hystological analysis performed after tumour removal and Z-plasty confirmed the diagnosis of lymphedema. Correction of the constricting ring and tumour removal resulted in an excellent functional and aesthetic result. Such atypical lymphedema presentation resulting from amniotic constriction ring can raise suspicion of a solid mesenchymal tumor.</p>
</trans-abstract>
<kwd-group kwd-group-type="author"><kwd>Deskriptori: Sindrom amnionske brazde &#x2013; komplikacije, kirurgija</kwd><kwd>Limfedem &#x2013; etiologija, kirurgija</kwd><kwd>Priro&#x0111;ene deformacije donjeg ekstremiteta &#x2013; etiologija, kirurgija</kwd><kwd>Stopalo &#x2013; patologija</kwd><kwd>Mezenhimalni tumor &#x2013; dijagnoza</kwd></kwd-group>
<kwd-group kwd-group-type="translator" xml:lang="en"><title>Descriptors: </title><kwd>Amniotic band syndrome &#x2013; complications, surgery</kwd><kwd>Lymphedema &#x2013; etiology, surgery</kwd><kwd>Lower extremity deformities, congenital &#x2013; etiology, surgery</kwd><kwd>Foot &#x2013; pathology</kwd><kwd>Mesenchymoma &#x2013; diagnosis</kwd></kwd-group>
</article-meta>
</front>
<body>
<p>Sindrom amnijske brazde (SAB) rijetka je kongenitalna anomalija koja nastaje strangulacijom dijelova fetusa nitima amnijskog tkiva tijekom intrauterinog &#x017E;ivota. (<xref ref-type="bibr" rid="r1"><italic>1</italic></xref>) Uz ovaj, naj&#x010D;e&#x0161;&#x0107;e upotrebljavan naziv, u literaturi se ta anomalija spominje i pod nazivima Streeterova displazija, sindrom konstrikcijskih tra&#x010D;aka te kongenitalni konstrikcijski prstenovi. Te&#x017E;i oblici, s vi&#x0161;estrukim malformacijama tijela, glave i ekstremiteta, vide se u mrtvoro&#x0111;ene djece. U &#x017E;ivoro&#x0111;ene djece posljedice strangulacije jesu deformacije ili amputacije razli&#x010D;ita obuhvata na jednom ili svim ekstremitetima. (<xref ref-type="bibr" rid="r2"><italic>2</italic></xref>, <xref ref-type="bibr" rid="r3"><italic>3</italic></xref>) Prema Pattersonu, te&#x017E;inu ekspresije ove anomalije dijelimo u &#x010D;etiri oblika. Najlak&#x0161;i se o&#x010D;ituje kao jedan ili vi&#x0161;e konstrikcijskih prstenova (amnijske brazde) s limfedemom distalnih struktura ili bez njega, a najte&#x017E;i kao intrauterine amputacije dijelova ekstremiteta. Limfedem distalno od mjesta konstrikcijske brazde &#x010D;est je nalaz i o&#x010D;ituje se difuznim edemom koji podjednako zahva&#x0107;a cijeli distalni dio ekstremiteta. Do sada nije opisana prezentacija u kojoj edem poprima oblik dobro ograni&#x010D;enoga tumoroznog procesa samo jednog dijela ekstremiteta. Nema znanstveno dokazane genske ili nasljedne predispozicije povezane s ovim sindromom, a pojavljuje se u oba spola u omjeru 1: 1, sa stopom prevalencije od 1: 11.200 poroda. (<xref ref-type="bibr" rid="r4"><italic>4</italic></xref>, <xref ref-type="bibr" rid="r5"><italic>5</italic></xref>) Lije&#x010D;enje SAB-a treba pobolj&#x0161;ati funkciju i izgled zahva&#x0107;enog dijela tijela. Ve&#x0107;inom se provode operativno lije&#x010D;enje i fizikalna terapija. Kirurg rabi tehnike ekscizije, Z-plastike ili W-plastike konstrikcijske brazde u jednom ili dva akta. Postupak lije&#x010D;enja treba personalizirati da bi se postigao optimalan ishod. (<xref ref-type="bibr" rid="r6"><italic>6</italic></xref>, <xref ref-type="bibr" rid="r7"><italic>7</italic></xref>) Pojavnost embrionalnih solidnih tumora u djece malena je. Naj&#x010D;e&#x0161;&#x0107;i su nefroblastomi i neuroblastomi, rje&#x0111;e mezenhimni tumori. (<xref ref-type="bibr" rid="r8"><italic>8</italic></xref>, <xref ref-type="bibr" rid="r9"><italic>9</italic></xref>) Ve&#x0107;inom se dijagnoza postavlja u djece starije od godinu dana, no iako sporadi&#x010D;no, mezenhimni embrionalni solidni tumori opisani su i u novoro&#x0111;en&#x010D;adi. (<xref ref-type="bibr" rid="r10"><italic>10</italic></xref>, <xref ref-type="bibr" rid="r11"><italic>11</italic></xref>) Nema spoznaja o tome kakva je pojavnost mezenhimnih tumora u djece sa SAB-om.</p>
<sec sec-type="other1">
<title>Prikaz novoro&#x0111;en&#x010D;eta</title>
<p>Mu&#x0161;ko novoro&#x0111;en&#x010D;e sa sindromom amnijskih brazda upu&#x0107;eno je dje&#x010D;jem kirurgu zbog sumnje na embrionalni tumor stopala. Novoro&#x0111;en&#x010D;e je ro&#x0111;eno vaginalnim putem iz prve trudno&#x0107;e zdrave majke koja je hospitalizirana u 19. tjednu trudno&#x0107;e zbog povremenoga vaginalnog krvarenja. Trudno&#x0107;a je redovito pra&#x0107;ena, a ultrazvu&#x010D;na pretraga obavljena u 28. tjednu pokazala je pove&#x0107;anje desnog stopala fetusa. Nakon ro&#x0111;enja uo&#x010D;ene su konstrikcijska brazda iznad desnoga gle&#x017E;nja te lokalizirana kuglasta tvorba promjera 8 &#x00D7; 8 cm. Stopalo nije bilo difuzno edematozno, a tvorba je pokrivala povr&#x0161;inu dorzuma desnog stopala, dok prsti nisu bili ote&#x010D;eni (<xref ref-type="fig" rid="f1a">Figure 1a</xref>). Osim toga, novoro&#x0111;en&#x010D;e je imalo vi&#x0161;e strangulacijskih brazda i deformacije svih udova (obostrana sindaktilija te brahidaktilija &#x0161;aka s vidljivim konstrikcijskim brazdama na prstima). Amnijske brazde i njihove posljedice u obliku deformacija bile su prisutne i na prstima lijevog stopala (<xref ref-type="fig" rid="f1b">Figure 1b</xref>). Kuglasta, tvrda i jasno ograni&#x010D;ena tvorba dorzuma stopala pobudila je sumnju na njezinu neoplasti&#x010D;ku prirodu. Ultrazvu&#x010D;nim pregledom tvorba je opisana kao &#x010D;vrsta, lokalizirana i dobro vaskularizirana te je nalaz isklju&#x010D;io dijagnozu limfedema prisutnog u sindromu amnijske brazde. Zatim su magnetskom rezonancijom snimljeni stopalo i potkoljenica. Na snimci su promjeri potkoljenice iznad i ispod strangulacijske brazde bili gotovo podjednaki (4 cm), a na mjestu strangulacijske brazde potkoljenica je imala promjer od 2,3 cm. Promjena na dorzumu stopala (promjera oko 7 cm) opisana je MR-om kao limfedem, no nalaz je ostavio mogu&#x0107;nost i druge etiologije tvorbe (<xref ref-type="fig" rid="f2">Figure 2</xref>). Noga je imobilizirana sa stopalom uzdignutim od podloge. Nakon 24 sata nije do&#x0161;lo do promjene volumena (obujma) stopala. Budu&#x0107;i da se slikovne metode nisu poklapale u dijagnozi, a klini&#x010D;ka slika nije bila tipi&#x010D;na za limfedem, obavljena je biopsija CORE dorzuma stopala. Histolo&#x0161;ki nalaz nije bio specifi&#x010D;an za maligno tumorsko tkivo, ali nije isklju&#x010D;io mezenhimni tumor. Temeljem tih nalaza postavljena je indikacija za ekstirpaciju tumorske tvorbe dorzuma stopala uz istodobnu korekciju strangulacijske brazde Z-plastikom. Histolo&#x0161;kom analizom uklonjenog tkiva postavljena je definitivna dijagnoza limfedemski promijenjenog tkiva, opisanog kao miksoidno, rahlo vezivo s vretenastim stanicama te krvnim i limfnim &#x017E;ilama. Tri mjeseca nakon prve operacije nastavljeno je kirur&#x0161;ko lije&#x010D;enje drugih deformacija (korekcija sindaktilije obiju &#x0161;aka i lijevog stopala). Jednogodi&#x0161;nje pra&#x0107;enje nakon operacije pokazalo je zadovoljavaju&#x0107;e rezultate u pogledu funkcionalnog i estetskog izgleda operiranog stopala (<xref ref-type="fig" rid="f3">Figure 3</xref>).</p>
<fig id="f1a" position="float" fig-type="figure"><label>Figure 1a</label><caption><p>Newborn - 12 days old. The appearance of the right foot</p></caption><graphic xlink:href="LV-140-314-f1a"></graphic></fig>
<fig id="f1b" position="float" fig-type="figure"><label>Figure 1b</label><caption><p>Newborn - 12 days old. The appearance of the left foot</p></caption><graphic xlink:href="LV-140-314-f1b"></graphic></fig>
<fig id="f2" position="float" fig-type="figure"><label>Figure 2</label><caption><p>Magnetic resonance (MR) of the right foot before operation. A clear boundary of the surrounding tissue</p></caption><graphic xlink:href="LV-140-314-f2"></graphic></fig>
<fig id="f3" position="float" fig-type="figure"><label>Figure 3</label><caption><p>Satisfying esthetic result of the right foot one year after surgery</p></caption><graphic xlink:href="LV-140-314-f3"></graphic></fig>
</sec>
<sec sec-type="other2">
<title>Rasprava</title>
<p>Nema spoznaja o pove&#x0107;anoj pojavnosti pridru&#x017E;enih anomalija i embrionalnih tumora u djece sa SAB-om. No SAB se pojavljuje s doista raznolikom klini&#x010D;kom slikom. Od lak&#x0161;ih oblika s tek minimalnim estetskim promjenama zahva&#x0107;enih ekstremiteta (plitak, jedva vidljiv konstrikcijski prsten) do nagr&#x0111;uju&#x0107;ih anatomskih deformiteta (izra&#x017E;enog limfedema i/ili djelomi&#x010D;ne ili potpune amputacije) koji su posljedica djelomi&#x010D;ne ili potpune strangulacije krvnog i limfnog protoka. (<xref ref-type="bibr" rid="r6"><italic>6</italic></xref>) Dijagnoza se postavlja temeljem klini&#x010D;kog pregleda i slikovnih metoda. Za sistematizaciju deformacija SAB-a naj&#x010D;e&#x0161;&#x0107;e se rabi Pattersonova klasifikacija. Ona razlikuje &#x010D;etiri klini&#x010D;ke pojave SAB-a: tip 1 &#x2013; jednostavan konstrikcijski prsten, tip 2 &#x2013; konstrikcijski prsten pra&#x0107;en deformacijom distalnog dijela s limfedemom ili bez njega, tip 3 &#x2013; konstrikcijski prsten uz razli&#x010D;ite stupnjeve akrosindaktilije i tip 4 &#x2013; intrauterine amputacije. (<xref ref-type="bibr" rid="r7"><italic>7</italic></xref>) Prema Pattersonovoj klasifikaciji, na&#x0161;e novoro&#x0111;en&#x010D;e imalo je kombinaciju deformacija tipa 2 i 3. Duboka konstrikcijska brazda &#x010D;itave cirkumferencije, na 10-ak cm iznad desnoga gle&#x017E;nja, mo&#x017E;e uzrokovati limfedem. No, valja o&#x010D;ekivati sveobuhvatnu raspodjelu limfedema te pove&#x0107;anje promjera potkoljenice i stopala distalno od brazde, kako opisuju Napiontek i Aleman. (<xref ref-type="bibr" rid="r12"><italic>12</italic></xref>, <xref ref-type="bibr" rid="r13"><italic>13</italic></xref>) U na&#x0161;eg novoro&#x0111;en&#x010D;eta limfedem je bio jasno ograni&#x010D;ena, velika, tvrda kuglasta tvorba neodvojiva od podloge, lokalizirana samo na dorzumu stopala, a potkoljenica ispod brazde bila je bez edema. Tvorba je bila elasti&#x010D;ne povr&#x0161;ine i nije se pona&#x0161;ala poput tjestastog edema. Veli&#x010D;ina i napetost nisu se mijenjale u antigravitacijskom imobilizacijskom polo&#x017E;aju ekstremiteta. Na stopalu desne noge prvi i peti prst bili su primjereno razvijeni. Drugi, tre&#x0107;i i &#x010D;etvrti prst (kojima su nedostajale distalne falange) potpuno su srasli. Nijedan prst nije bio edematozan. U na&#x0161;eg djeteta nije bilo tipi&#x010D;nih klini&#x010D;kih obilje&#x017E;ja limfedema stopala i potkoljenice distalno od brazde. Zbog kontradiktornih nalaza slikovnih metoda, biopsije i sumnje na embrionalni mezenhimni tumor mekih tkiva dorzuma stopala indiciran je kirur&#x0161;ki zahvat ekstirpacijske biopsije tvorbe. Tako je mikrokirur&#x0161;kom tehnikom operacijski uklonjeno sumnjivo tkivo u cijelosti. Istodobno je obavljena i Z-plastika konstrikcijske brazde desne potkoljenice. Kirur&#x0161;ko lije&#x010D;enje SAB-a podrazumijeva Z-plastiku ili W-plastiku. (<xref ref-type="bibr" rid="r6"><italic>6</italic></xref>) Ovim postupkom dolazi do dekompresije &#x017E;ivaca, &#x017E;ila i mi&#x0161;i&#x0107;a te pobolj&#x0161;anja funkcija. Limfedem se povla&#x010D;i pa je vidljiv i kozmetski u&#x010D;inak. (<xref ref-type="bibr" rid="r12"><italic>12</italic></xref>) U na&#x0161;em su slu&#x010D;aju uklanjanje tkiva mikrokirur&#x0161;kom tehnikom i Z-plastika bili u&#x010D;inkoviti. Godinu dana nakon zahvata stopalo je potpuno funkcionalno i odli&#x010D;na estetskog izgleda (slika 3.).</p>
</sec>
<sec sec-type="other3">
<title>Zaklju&#x010D;ak</title>
<p>Strangulacijska brazda potkoljenice mo&#x017E;e uzrokovati atipi&#x010D;an izgled limfedema i tako pobuditi sumnju na mezenhimni solidni tumor dorzuma stopala.</p>
</sec>
</body>
<back>
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