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<article article-type="review-article" 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-144-112</article-id>
<article-id pub-id-type="doi">10.26800/LV-144-3-4-8</article-id>
<article-categories><subj-group subj-group-type="heading"><subject>Advices in pharmacotherapy</subject></subj-group>
</article-categories>
<title-group>
<article-title>Terapijske mogu&#x0107;nosti lije&#x010D;enja intersticijskih bolesti plu&#x0107;a u sklopu sistemskih reumatskih bolesti &#x2013; primjer sistemske skleroze</article-title>
<trans-title-group xml:lang="en">
<trans-title>Therapeutic options for the treatment of interstitial lung diseases in systemic rheumatic diseases &#x2013; systemic sclerosis as an example</trans-title>
</trans-title-group>
</title-group>
<contrib-group>
<contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-6281-5705</contrib-id><name><surname>Bare&#x0161;i&#x0107;</surname><given-names>Marko</given-names></name><xref ref-type="aff" rid="aff1"><sup>1</sup></xref></contrib><contrib contrib-type="author"><name><surname>Ani&#x0107;</surname><given-names>Branimir</given-names></name><xref ref-type="aff" rid="aff1"><sup>1</sup></xref></contrib>
<aff id="aff1"><label>1</label><institution content-type="dept">Zavod za klini&#x010D;ku imunologiju i reumatologiju, Klinika za unutarnje bolesti Medicinskog fakulteta</institution>, <institution>KBC Zagreb</institution></aff>
</contrib-group>
<author-notes>
<corresp id="cor1">Adresa za dopisivanje: Prim. Marko Bare&#x0161;i&#x0107;, dr. med., <ext-link ext-link-type="uri" xlink:href="https://orcid.org/0000-0001-6281-5705">https://orcid.org/0000-0001-6281-5705</ext-link> Zavod za klini&#x010D;ku imunologiju i reumatologiju, Klinika za unutarnje bolesti Medicinskog fakulteta, KBC Zagreb, Ki&#x0161;pati&#x0107;eva 12, 10000 Zagreb; e-po&#x0161;ta: <email xlink:href="markobaresic@gmail.com">markobaresic@gmail.com</email></corresp></author-notes>
<pub-date pub-type="epub-ppub"><month>03</month><year>2022</year></pub-date>
<volume>144</volume>
<issue>3-4</issue>
<fpage>112</fpage>
<lpage>116</lpage>
<permissions>
<copyright-year>2022</copyright-year>
<copyright-holder>Croatian Medical Association</copyright-holder>
<license xlink:href="http://creativecommons.org/licenses/by-nc-nd/4.0/" specific-use="CC BY-NC-ND 4.0"><license-p>This is an open-access article distributed under the terms of the Creative Commons Attribution Non-Commercial No Derivatives (CC BY-NC-ND) 4.0 License.</license-p></license>
</permissions>
<abstract>
<title>SA&#x017D;ETAK</title>
<p>Sistemska skleroza je sustavna bolest vezivnog tkiva autoimunosne etiologije karakterizirana stvaranjem fibroze, prvenstveno ko&#x017E;e, ali i plu&#x0107;nog parenhima. Intersticijska bolest plu&#x0107;a jedna je od najte&#x017E;ih manifestacija bolesti te ujedno i vode&#x0107;i uzrok smrti oboljelih od sistemske skleroze. Prikazan je kratak pregled terapijskih mogu&#x0107;nosti lije&#x010D;enja intersticijske bolesti plu&#x0107;a kod bolesnika sa sistemskom sklerozom i srodnim autoimunosnim bolestima. Terapijske mogu&#x0107;nosti prvenstveno uklju&#x010D;uju imunosupresive i biolo&#x0161;ke lijekove (ciklofosfamid, mikofenolat mofetil te rituksimab i tocilizumab), a potom i lijekove koji djeluju na patogenezu remodeliranja fibroznog tkiva (antifibrotici). Sve je vi&#x0161;e dokaza da bi kombininacija imunosupresivne i antifibrotske terapije mogla imati povoljan u&#x010D;inak na plu&#x0107;nu komponentu bolesti. U zadnje se vrijeme transplantacija autolognih krvotvornih mati&#x010D;nih stanica nudi kao terapijski izbor za skupinu bolesnika s progresivnim tijekom bolesti, no metoda je ograni&#x010D;ena na centre koji imaju iskustva s transplantacijom.</p>
</abstract>
<trans-abstract xml:lang="en">
<title>SUMMARY</title>
<p>Systemic sclerosis is a multisystem autoimmune disorder characterized by widespread fibrosis, primarily of the skin but also of the lung parenchyma. Interstitial lung disease is one of the most severe manifestations of the disease and a leading cause of death among patients with systemic sclerosis. This article presents and summarizes therapeutic options for interstitial lung disease &#x2013; predominantely immunosuppressives and biologics (cyclophosphamide, mycophenolate mofetil, rituximab and tocilizumab) and the drugs which remodel fibrotic tissue (antifibrotics). There is increasing evidence for a beneficial effect of combination therapy (immunosuppressive + antifibrotic) on the lung parenchyma. Recently, autologous hematopoietic stem cell transplantation seems to be a therapeutic method reserved for the treatment of progressive forms of systemic sclerosis and should be performed in medical centers with experience in transplantation medicine.</p>
</trans-abstract>
<kwd-group kwd-group-type="author"><kwd>Deskriptori INTERSTICIJSKA BOLEST PLU&#x0106;A &#x2013; etiologija, farmakoterapija</kwd><kwd>SISTEMSKA SKLEROZA &#x2013; farmakoterapjja, komplikacije</kwd><kwd>IMUNOSUPRESIVI &#x2013; terapijska uporaba</kwd><kwd>CIKLOFOSFAMID &#x2013; terapijska uporaba</kwd><kwd>MIKOFENOLNA KISELINA &#x2013; terapijska uporaba</kwd><kwd>RITUKSIMAB &#x2013; terapijska uporaba</kwd><kwd>HUMANIZIRANA MONOKLONSKA PROTUTIJELA &#x2013; terapijska uporaba</kwd><kwd>INDOLI &#x2013; terapijska uporaba</kwd><kwd>PIRIDONI &#x2013; terapijska uporaba</kwd><kwd>TRANSPLANTACIJA KRVOTVORNIH MATI&#x010C;NIH STANICA</kwd><kwd>AUTOLOGNA TRANSPLANTACIJA</kwd></kwd-group>
<kwd-group kwd-group-type="translator" xml:lang="en"><title>Descriptors </title><kwd>LUNG DISEASES, INTERSTITIAL &#x2013; drug therapy, etiology</kwd><kwd>SCLERODERMA, SYSTEMIC &#x2013; complications, drug therapy</kwd><kwd>IMMNUNOSUPPRESSIVE AGENTS &#x2013; therapeutic use</kwd><kwd>CYCLOPHOSPHAMIDE &#x2013; therapeutic use</kwd><kwd>MYCOPHENOLIC ACID &#x2013; therapeutic use</kwd><kwd>RITUXIMAB &#x2013; therapeutic use</kwd><kwd>ANTIBODIES, MONOCLONAL, HUMANIZED &#x2013; therapeutic use</kwd><kwd>INDOLES &#x2013; therapeutic use</kwd><kwd>PYRIDONES &#x2013; therapeutic use</kwd><kwd>HEMATOPOIETIC STEM CELL TRANSPLANTATION</kwd><kwd>TRANSPLANTATION, AUTOLOGOUS</kwd></kwd-group>
</article-meta>
</front>
<body>
<p>Sistemska skleroza (SScl) je kroni&#x010D;na i neizlje&#x010D;iva sustavna autoimunosna bolest u &#x010D;ijoj se patogenezi isprepli&#x0107;u vaskularne promjene, imunosne abnormalnosti te sklonost razvoju fibroze ko&#x017E;e i visceralnih organa. (<xref ref-type="bibr" rid="r1"><italic>1</italic></xref>) U&#x010D;estalost i pojavnost bolesti kao i klini&#x010D;ka o&#x010D;itovanja bolesti (tj. zahva&#x0107;anje razli&#x010D;itih organskih sustava) variraju ovisno o geografskoj regiji. (<xref ref-type="bibr" rid="r2"><italic>2</italic></xref>, <xref ref-type="bibr" rid="r3"><italic>3</italic></xref>) &#x017D;ene obolijevaju &#x010D;e&#x0161;&#x0107;e, a prvo je o&#x010D;itovanje bolesti naj&#x010D;e&#x0161;&#x0107;e Raynaudov sindrom. Pojam &#x201E;skleroderma&#x201C;, koji se nerijetko susre&#x0107;e, treba koristiti samo za ko&#x017E;no o&#x010D;itovanje bolesti, a nikako ne kao sinonim za sustavnu bolest. Naziv &#x201E;sistemska skleroza&#x201C; podrazumijeva dva oblika bolesti &#x2013; ograni&#x010D;eni i pro&#x0161;ireni ko&#x017E;ni oblik (engl. <italic>limited cutaneous systemic sclerosis &#x2013;</italic> lcSScl, <italic>diffuse cutaneous systemic sclerosis &#x2013;</italic> dcSScl). Ograni&#x010D;eni ko&#x017E;ni oblik (lcSScl) obilje&#x017E;en je pojavom podbuhlih &#x0161;aka (engl. <italic>puffy hands</italic>), fibrozom ko&#x017E;e distalnih dijelova okrajina uz po&#x0161;tedu trupa i proksimalnih dijelova udova te vaskularnim komplikacijama (izra&#x017E;eniji Raynaudov sindrom, teleangiektazije i plu&#x0107;na arterijska hipertenzija). Kod pro&#x0161;irenog ko&#x017E;nog oblika (dcSScl) bolesnici uz podbuhle &#x0161;ake imaju zahva&#x0107;ene ve&#x0107;e povr&#x0161;ine ko&#x017E;e uz sklonost razvoju intersticijske bolesti plu&#x0107;a, bubre&#x017E;nih kriza i afekcije srca. (<xref ref-type="bibr" rid="r1"><italic>1</italic></xref>)</p>
<p>Zahva&#x0107;enost plu&#x0107;a, odnosno intersticijska bolest plu&#x0107;a (skr. ILD, prema engl. <italic>interstitial lung disease</italic>) &#x010D;esta je manifestacija sistemske skleroze &#x010D;ija u&#x010D;estalost tako&#x0111;er pokazuje znatne geografske razlike. Me&#x0111;u bolesnicima u Europi intersticijska se bolest plu&#x0107;a nalazi u oko tre&#x0107;ine, dok se kod ameri&#x010D;kih bolesnika na&#x0111;e u oko polovice oboljelih. Bolest se naj&#x010D;e&#x0161;&#x0107;e dijagnosticira u prve tri godine trajanja sistemske skleroze. (<xref ref-type="bibr" rid="r4"><italic>4</italic></xref>)</p>
<p>SScl se ubraja u reprezentativne bolesti za prou&#x010D;avanje i ispitivanje intersticijskih manifestacija te u ovoj indikaciji ima najvi&#x0161;e objavljenih podataka za terapijske postupke. No, isto tako i neke druge sustavne bolesti vezivnog tkiva (primjerice reumatoidni artritis, sistemski eritemski lupus, Sj&#x00F6;grenov sindrom, mije&#x0161;ana bolest vezivnog tkiva, upalne idiopatske miopatije i sl.) tako&#x0111;er imaju plu&#x0107;ne manifestacije u intersticiju. (<xref ref-type="bibr" rid="r5"><italic>5</italic></xref>)</p>
<p>Standardna je metoda za potvrdu dijagnoze ILD-a kompjuterizirana tomografija visoke rezolucije (engl. <italic>high resolution computerized tomography</italic> &#x2013; skr. HRCT). Procjena plu&#x0107;nih funkcija forsiranim vitalnim kapacitetom (engl. <italic>forced vital capacity</italic> &#x2013; skr. FVC), forsiranim ekspiratornim volumenom u prvoj sekundi (engl. <italic>forced expiratory volume during the first second</italic> &#x2013; skr. FEV1) i difuzijskim kapacitetom za ugljikov monoksid (engl. <italic>diffusing capacity for carbon monoxide</italic> &#x2013; skr. DLCO) bitna je za utvr&#x0111;ivanje te&#x017E;ine ILD-a. ILD se naj&#x010D;e&#x0161;&#x0107;e prezentira kao nespecifi&#x010D;na intersticijska pneumonija (skr. NSIP) &#x2013; bazalno prisutne retikulacije i zadebljanje zidova alveola. No, mogu&#x0107;i su i drugi uzorci na HRCT-u kao &#x0161;to su uobi&#x010D;ajena intersticijska pneumonija (skr. UIP) i organiziraju&#x0107;a pneumonija (skr. OP).</p>
<p>Intersticijska bolest plu&#x0107;a u bolesnika sa sistemskom sklerozom vode&#x0107;i je uzrok smrti (oko 35% slu&#x010D;ajeva). (<xref ref-type="bibr" rid="r6"><italic>6</italic></xref>) Upravo stoga se inzistira na &#x0161;to ranijem prepoznavanju i dokazivanju zahva&#x0107;enosti plu&#x0107;a te u kona&#x010D;nici i ranijem zapo&#x010D;injanju specifi&#x010D;nog lije&#x010D;enja diferentnim terapijskim sredstvima. (<xref ref-type="bibr" rid="r7"><italic>7</italic></xref>) U lije&#x010D;enju se koriste brojni klasi&#x010D;ni imunosupresivni lijekovi, a u posljednje vrijeme biolo&#x0161;ki lijekovi (monoklonska protutijela) te antifibrotici. (<xref ref-type="bibr" rid="r8"><italic>8</italic></xref>, <xref ref-type="bibr" rid="r9"><italic>9</italic></xref>) Primjena &#x201E;klasi&#x010D;nih&#x201C; imunosupresivnih/imunomodulatornih lijekova (poput azatioprina ili metotreksata) te primjena pripravaka intavenskih imunoglobulina u posljednje je vrijeme uglavnom napu&#x0161;tena te oni nisu prikazani u nastavku teksta.</p>
<sec sec-type="other1">
<title>&#x201E;Klasi&#x010D;ni&#x201C; imunosupresivni lijekovi</title>
<sec id="seca">
<label>a.</label><title>Ciklofosfamid</title>
<p>Ciklofosfamid je antineoplasti&#x010D;ki i imunomodulacijski citostatik koji djelovanje ostvaruje putem alkilacije DNA uz inhibitorno djelovanje na limfocite T i B.</p>
<p>U studiji <italic>Scleroderma Lung Study 1</italic> (skr. SLS 1) u skupini od 158 bolesnika s aktivnim alevolitisom tijekom 12 mjeseci uspore&#x0111;ivan je u&#x010D;inak oralno primijenjenog ciklofosfamida (2 mg/kg dnevno) u odnosu na placebo. Bolesnici koji su primali ciklofosfamid ostvarili su primarni cilj studije, odnosno zabilje&#x017E;eno je bla&#x017E;e pobolj&#x0161;anje FVC-a u odnosu na skupinu koja je primala placebo u kojoj se FVC pogro&#x0161;ava. Dodatno je utvr&#x0111;eno i pobolj&#x0161;anje kvalitete &#x017E;ivota, smanjenje dispneje i postizanje ostalih sekundarnih ciljeva studije. Ipak, u bolesnika lije&#x010D;enih ciklofosfamidom zabilje&#x017E;eno je puno vi&#x0161;e nuspojava u odnosu na skupinu koja je primala placebo (prvenstveno se to odnosi na leukopeniju i neutropeniju). Nakon prekida ciklofosfamida i dodatne godine dana pra&#x0107;enja do&#x0161;lo je do pada FVC-a u oba rukavca studije, &#x0161;to upu&#x0107;uje na potrebu dugotrajnije primjene ciklofosfamida i prolaznog (reverzibilnog) u&#x010D;inka njegove primjene. (<xref ref-type="bibr" rid="r10"><italic>10</italic></xref>) Ciklofosfamid se uglavnom primjenjuje parenteralno u dozi 500 mg/m<sup>2</sup> svaka 4 tjedna, a danas se puno rje&#x0111;e primjenjuje oralnim putem u dozi 1,8 &#x2013; 2,3 mg/kg dnevno.</p>
</sec>
<sec id="secb">
<label>b.</label><title>Mofetil mikofenolat</title>
<p>Mofetil mikofenolat (MMF) je imunosupresivni lijek koji citostatski u&#x010D;inak ostvaruje blokiraju&#x0107;i sintezu purina <italic>de novo</italic> te tako zaustavlja proliferaciju limfocita T i B.</p>
<p>U studiji <italic>Scleroderma Lung Study 2</italic> (skr. SLS 2) je u skupini od 142 bolesnika ispitivana u&#x010D;inkovitost i sigurnost oralno primjenjenog MMF-a tijekom 24 mjeseca uzimanja u odnosu na oralno primijenjen ciklofosfamid tijekom 12 mjeseci uzimanja, nakon &#x010D;ega su bolesnici jo&#x0161; 12 mjeseci primali placebo. Ishod studije bio je povoljan i za MMF i ciklofosfamid &#x0161;to se ti&#x010D;e u&#x010D;inkovitosti. Zabilje&#x017E;eno je klini&#x010D;ko pobolj&#x0161;anje bolesnika te se pratilo pobolj&#x0161;anje FVC-a, statusa ko&#x017E;e, dispneje i radiolo&#x0161;kog nalaza. Jedina ve&#x0107;a zabilje&#x017E;ena razlika odnosila se na ve&#x0107;u sigurnost i bolje podno&#x0161;enje MMF-a u odnosu na ciklofosfamid (<xref ref-type="bibr" rid="r11"><italic>11</italic></xref>) &#x0161;to je i razlog sve &#x010D;e&#x0161;&#x0107;eg propisivanja MMF (u odnosu na ciklofosfamid) u bolesnika s progresivnim ILD-om.</p>
<p>MMF se primjenjuje isklju&#x010D;ivo u oralnom obliku &#x2013; po&#x010D;inje se s dozom od 2 puta dnevno po 500 mg do maksimalne dnevne doze od 2 puta dnevno po 1500 mg.</p>
</sec>
</sec>
<sec sec-type="other2">
<title>Biolo&#x0161;ki lijekovi</title>
<sec id="secb.a">
<label>a.</label><title>Rituksimab</title>
<p>Rituksimab (RTX) je monoklonsko protutijelo koje (citostatski) u&#x010D;inak ostvaruje vezivanjem na antigen CD20 na povr&#x0161;ini limfocita B te time dovodi do deplecije tih limfocita. Povoljan u&#x010D;inak deplecijske terapije RTX-om zabilje&#x017E;en je i kod ostalih bolesti kod kojih su limfociti B klju&#x010D;ni u patogenezi (primjerice limfoma, reumatoidnog artritisa, ANCA-vaskulitisa, SLE). (<xref ref-type="bibr" rid="r12"><italic>12</italic></xref>&#x2013;<xref ref-type="bibr" rid="r15"><italic>15</italic></xref>)</p>
<p>Povoljan u&#x010D;inak RTX-a na testove plu&#x0107;ne funkcije uz pobolj&#x0161;anje ko&#x017E;nog statusa zabilje&#x017E;en je u otvorenoj studiji iz 2010. godine. (<xref ref-type="bibr" rid="r16"><italic>16</italic></xref>) Ispitivanje iz 2018. godine u kojem se uspore&#x0111;ivala intravenska primjena ciklofosfamida i RTX-a pokazala je bolji u&#x010D;inak RTX-a na plu&#x0107;ne manifestacije oboljelih od sistemske skleroze, ali i na druga klini&#x010D;ka o&#x010D;itovanja bolesti (primarno na ko&#x017E;ni status). (<xref ref-type="bibr" rid="r17"><italic>17</italic></xref>) Studija RECITAL je istra&#x017E;ivanje koje uspore&#x0111;uje u&#x010D;inkovitost RTX-a u odnosu na u&#x010D;inkovitost ciklofosfamida u bolesnika s autoimunosnim bolestima s pridru&#x017E;enom intersticijskom bolesti plu&#x0107;a (sistemska skleroza, upalne miopatije i mije&#x0161;ana bolest vezivnog tkiva). Rezultati ispitivanja se o&#x010D;ekuju krajem 2021. godine.</p>
<p>Rituksimab se primjenjuje isklju&#x010D;ivo u parenteralnom obliku. U literaturi se naj&#x010D;e&#x0161;&#x0107;e opisuju dva re&#x017E;ima primjene. U prvom se RTX primjenjuje u po&#x010D;etnoj dozi od 375 mg/m<sup>2</sup> i.v. u &#x010D;etiri aplikacije s razmakom od 7 dana koju slijede doze odr&#x017E;avanja za 6 mjeseci. Druga naj&#x010D;e&#x0161;&#x0107;a opcija jest primjena 1000 mg i.v. u dvije aplikacije s razmakom od 14 dana koju slijede doze odr&#x017E;avanja za 6 mjeseci.</p>
</sec>
<sec id="secb___1">
<label>b.</label><title>Tocilizumab</title>
<p>Tocilizumab (TCZ) je monoklonsko protutijelo koje se specifi&#x010D;no ve&#x017E;e za topljive i za membranske receptore za interleukin-6 (IL-6) te blokira u&#x010D;inak pleomorfnoga proupalnog citokina IL-6. Povoljni u&#x010D;inci TCZ-a zabilje&#x017E;eni su u studiji faze 2 &#x2013; <italic>faSScinate</italic> (<xref ref-type="bibr" rid="r18"><italic>18</italic></xref>), a dodatno su razra&#x0111;eni u studiji <italic>focuSSced</italic>, randomiziranom, dvostruko slijepom i placebom kontroliranom ispitivanju faze 3 u 212 bolesnika sa sistemskom sklerozom. Unato&#x010D; tomu &#x0161;to ispitivanje <italic>focuSSced</italic> nije zadovoljilo primarni cilj (utjecaj TCZ-a na status ko&#x017E;e), zabilje&#x017E;en je povoljan u&#x010D;inak na testove plu&#x0107;ne funkcije i utvr&#x0111;en manji pad FVC-a u odnosu na skupinu koja je primala placebo. Najbolji rezultati zabilje&#x017E;eni su kod bolesnika s upalnim fenotipom bolesti (povi&#x0161;en CRP) i s prisutnim artritisom. (<xref ref-type="bibr" rid="r19"><italic>19</italic></xref>)</p>
<p>Tocilizumab se primjenjuje isklju&#x010D;ivo parenteralnim putem u dozi od 162 mg s.c. svakih 7 dana.</p>
</sec>
</sec>
<sec sec-type="other3">
<title>Antifibrotici</title>
<sec id="secb.a___1">
<label>a.</label><title>Nintedanib</title>
<p>Nintedanib je inhibitor tirozin-kinaze koji utje&#x010D;e na patogenezu remodeliranja fibroznog tkiva. U&#x010D;inkovitost nintedaniba dokazana je u lije&#x010D;enju bolesnika s idiopatskom plu&#x0107;nom fibrozom (skr. IPF). Pozitivni rezultati zabilje&#x017E;eni su u studiji INBUILD (dvostruko slijepo, randomizirano, placebom kontrolirano ispitivanje faze 3) u kojoj je &#x010D;etvrtina bolesnika imala progresivnu fibroziraju&#x0107;u intersticijsku bolest plu&#x0107;a udru&#x017E;enu sa sustavnim bolestima vezivnog tkiva. (<xref ref-type="bibr" rid="r20"><italic>20</italic></xref>) Nadalje, zabilje&#x017E;eni su povoljni u&#x010D;inci kod lije&#x010D;enja bolesnika s progresivnom fibroziraju&#x0107;om intersticijskom bolesti plu&#x0107;a u sklopu sistemske skleroze u studiji SENSCIS. Utvr&#x0111;eno je statisti&#x010D;ki zna&#x010D;ajno manje godi&#x0161;nje sni&#x017E;enje FVC-a u bolesnika koji su primali nintedanib u odnosu na bolesnike koji su primali placebo, pri &#x010D;emu je sigurnosni profil ostao povoljan. (<xref ref-type="bibr" rid="r21"><italic>21</italic></xref>)</p>
<p>Nintedanib se primjenjuje oralnim putem u dozi od 2 puta po 150 mg dnevno.</p>
</sec>
<sec id="secb___2">
<label>b.</label><title>Pirfenidon</title>
<p>Pirfenidon je imunosupresiv/antifibrotik &#x010D;iji mehanizam djelovanja nije u potpunosti razja&#x0161;njen, no &#x010D;ini se da utje&#x010D;e na proces proliferacije putem inhibicije &#x010D;imbenika rasta i odre&#x0111;enih citokina. U otvorenom ispitivanju faze 2 (LOTUSS) bolesnici su primali ili placebo ili pirfenidon (uz titraciju doze prema vi&#x0161;oj). Bolesnici su dobro podnosili lijek, no jasni zaklju&#x010D;ci o u&#x010D;inkovitosti nisu doneseni. (<xref ref-type="bibr" rid="r22"><italic>22</italic></xref>) Ispitivanje LOTUSS prethodilo je studiji <italic>Scleroderma Lung Study 3</italic> koja je u tijeku i u kojoj se ispituje u&#x010D;inak pirfenidona u kombinaciji s MMF-om.</p>
<p>Pirfenidon se propisuje u oralnom obliku. Po&#x010D;inje se dozom od 3 puta 267 mg dnevno s tendencijom pove&#x0107;avanja do maksimalne doze od 3 puta 801 mg dnevno.</p>
</sec>
</sec>
<sec sec-type="other4">
<title>Ostale metode lije&#x010D;enja</title>
<sec id="secb.a___2">
<label>a.</label><title>Transplantacija autolognih krvotvornih mati&#x010D;nih stanica</title>
<p>Sve je vi&#x0161;e dostupnih podataka da je transplantacija autolognih krvotvornih mati&#x010D;nih stanica u&#x010D;inkovitija od konvencionalne imunosupresivne terapije te da mo&#x017E;e dovesti do du&#x017E;eg pre&#x017E;ivljenja i pobolj&#x0161;anja statusa ko&#x017E;e i zahva&#x0107;enih unutra&#x0161;njih organa, pa tako i intersticijske bolesti plu&#x0107;a. Najpogodniji su kandidati za postupak bolesnici koji imaju progresivno zahva&#x0107;anje ko&#x017E;e, visoku aktivnost bolesti i tek bla&#x017E;e zahva&#x0107;anje unutra&#x0161;njih organa. (<xref ref-type="bibr" rid="r23"><italic>23</italic></xref>) Transplantacija autolognih krvotvornih mati&#x010D;nih stanica trebala bi se izvoditi u centrima koji imaju iskustva s postupkom te mogu zbrinuti mogu&#x0107;e akutne i kroni&#x010D;ne komplikacije s kojima se bolesnici mogu susresti. U Republici Hrvatskoj su u KBC-u Zagreb u&#x010D;injene dvije transplantacije u bolesnika sa SScl-om (2017. i 2021. godine) s povoljnim u&#x010D;inkom na klini&#x010D;ki tijek sistemske skleroze uz napomenu da jo&#x0161; uvijek nema podataka o dugoro&#x010D;nom ishodu. (<xref ref-type="bibr" rid="r24"><italic>24</italic></xref>, <xref ref-type="bibr" rid="r25"><italic>25</italic></xref>)</p>
</sec>
<sec id="secb___3">
<label>b.</label><title>Transplantacija plu&#x0107;a</title>
<p>Transplantacija plu&#x0107;a (ili istodobna transplantacija srca i plu&#x0107;a) jedna je od mogu&#x0107;nosti lije&#x010D;enja intersticijskih bolesti plu&#x0107;a kod oboljelih od sistemske skleroze. Zbog multisistemskog karaktera bolesti transplantacija se rijetko provodi i to samo u visokospecijaliziranim centrima. U me&#x0111;unarodnoj, multicentri&#x010D;noj kohorti od 90 bolesnika sa SScl-om posttransplantacijsko pre&#x017E;ivljenje bez odbacivanja presatka bilo je sli&#x010D;no onome kod transplantacija koje su provedene zbog drugog razloga. Lo&#x0161;iji je ishod ipak zabilje&#x017E;en u &#x017E;ena te u bolesnika s plu&#x0107;nom arterijskom hipertenzijom. (<xref ref-type="bibr" rid="r26"><italic>26</italic></xref>)</p>
</sec>
</sec>
<sec sec-type="other5">
<title>Lijekovi u ispitivanju</title>
<p>Uz ve&#x0107; nabrojene lijekove u istra&#x017E;iva&#x010D;kom postupku u&#x010D;inka na intersticijsku bolest plu&#x0107;a kod sistemske skleroze ispituju preparati ACE-1334 (&#x0161;ifra ispitivanja: NCT04948554) i iksazomib (&#x0161;ifra ispitivanja: NCT04837131). (<xref ref-type="bibr" rid="r27"><italic>27</italic></xref>)</p>
<p>Trenuta&#x010D;no je od svih spomenutih lijekova Ameri&#x010D;ka agencija za hranu i lijekove (engl. <italic>Food and drug administration,</italic> skr. FDA) u rujnu 2019. registrirala nintedanib za lije&#x010D;enje intersticijske bolesti plu&#x0107;a u sklopu sistemske skleroze, dok je Europska agencija za lijekove (engl. <italic>European medicine agency,</italic> skr. EMA) to u&#x010D;inila u velja&#x010D;i 2020. godine. U o&#x017E;ujku 2021. FDA je registrirao tocilizumab za lije&#x010D;enje intersticijske bolesti plu&#x0107;a u sklopu sistemske skleroze. Hrvatsko reumatolo&#x0161;ko dru&#x0161;tvo HLZ-a objavilo je na svojoj stranici mi&#x0161;ljenje o primjeni nintedaniba u lije&#x010D;enju progresivnoga fibroziraju&#x0107;eg ILD-a u sklopu sustavnih autoimunosnih bolesti, (<xref ref-type="bibr" rid="r28"><italic>28</italic></xref>) a preporuke za standardizirani algoritam dijagnostike ILD-a i za lije&#x010D;enje bolesnika s ILD-om su u pripremi.</p>
</sec>
<sec sec-type="other6">
<title>Zaklju&#x010D;ak</title>
<p>Intersticijske bolesti plu&#x0107;a u bolesnika sa sistemskom sklerozom, ali i ostalim sustavnim bolestima vezivnog tkiva (RA, SLE, SSj&#x00F6;, MCTD, upalne idiopatske miopatije i sl.) predstavljaju terapijski izazov. Zahva&#x0107;anje plu&#x0107;nog intersticija (ILD) op&#x0107;enito se smatra lo&#x0161;im prognosti&#x010D;kim znakom i glavni je uzrok smrti kod tih bolesnika. Upravo stoga se inzistira na ranom prepoznavanju i stupnjevanju te&#x017E;ine intersticijske bolesti plu&#x0107;a te &#x0161;to ranijem zapo&#x010D;injanju diferentne medikamentozne terapije. Izbor terapijskih opcija znatno je pro&#x0161;iren u posljednjih nekoliko godina. Na temelju rezultata iz do sada provedenih studija mo&#x017E;e se pretpostaviti da &#x0107;e bolesnike trebati lije&#x010D;iti kombiniranom terapijom, tj. primijeniti imunosupresiv i antifibrotik te redovito pratiti testove plu&#x0107;ne funkcije i dinamiku radiolo&#x0161;kih promjena na plu&#x0107;ima (HRCT). Uz navedene lijekove postoje preparati koji su trenuta&#x010D;no u ranim fazama ispitivanja, a oni su svakako potrebni zbog brojnih nezadovoljenih terapijskih potreba.</p>
</sec>
</body>
<back>
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