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KVS

Antiarytmika- klasifikacia podla Vaughna a Williamsa (trieda I.-V.) I.blokatory Na kanalov II.β-blokatory III. blokatory K kanalov IV. blokatory Ca kanalov(nondihydropyridiny) V.nezaradene
Antiangiozne lieciva (th ICHS) organicke nitraty (donory NO), β-blokatory, blokatory Ca kanalov (DHP aj nDHP), pomocne
Diuretika (6 skupin) 1.osmoticke(cely nefron) MANITOL 2.inhibitory karboanhydrazy (prox.tub.) ACETOAZOLAMID 3.kluckove (Henleho k.) FUROSEMID 4.thiazidove (dist. tub.)HYDROCHLOROTHIAZID 5.K-setriace (tub. colligens) SPIRONOLAKTON 6.aquaretika (R pre ADH)KONIVAPTAN
Diuretika (indikacie) 1.edemy (vycikanim vody vzn relativna hyperproteinemia cize voda z intersticia ide za vyssim onkot. p spat do cievy)2.HT (redukcia cirkulujuceho objemu- znizenie perif. rezistencie) 3. srdcove zlyhavanie (znizenie afterlodadu) 4. glaukom
Diuretika (MU) zasahuju do membranoveho transportu ionov (Na, HCO3, ...) alebo inh reabsorbcie vody
Diuretika (NU) metabolicka acidoza (velke straty bikarbonatov) hypokaliemia (vidim plochu T vlnu)
Antiangiozne latky 1.organicke nitraty 2.betablokatory 3.Ca blokatory 4.ine(ivabradin- inhibitor SA uzla), nikorandil (otvarac K kanalov- rychlejsia relaxacia (depolarizacia) svaloviny kronarok)
Organicke nitraty nitroglycerin, izosorbidmononitrat, izosorbiddinitrat, molsidomin
Nitraty (MU) donory NO, interaguju s -SH skupinami tkaniv, po ich vycerpani vznika tolerancia (treba 10-12 hodin nepodat liecivo na obnovenie citlivosti tkaniv) vynimka: molsidomin
Nitraty (aplikacne formy + trvanie ucinku) akutne: sublingualne tbl. (1 hod), oralny sprej (15 min) profylakticky: p.o. (2-6h) nocnu davku vynechat!!! i.v. aIM, vazospastickaAP, NAP (10-20 min)
Preco chceme pri AP spomalit frekvenciu srdca? Nizsia frekvencia znamena dlhsie trvajuca diastola, pocas ktorej moze krv v koronarnych cievach dotiect aj do ischemickych oblasti.
β-blokatory (5 typov) β-neselektivne bez ISA, β-neselektivne s ISA, β1-selektivne bez ISA, β1-selektivne s ISA, hybridne
β-neselektivne bez ISA propranolol, metipranolol
β-neselektivne s ISA pindolol, bopindolol
β1-selektivne bez ISA bisoprolol, mesoprolol, atenolol
hybridne β-blokatory (vazodilatacne) carvedilol a labetalol (zaroven blokator α1), nebivolol (donor NO)
ISA interna sympatomimeticka aktivita (je sice najma antagonistom β-R ale aj miernym agonistom) => menej NU, bezpecnejsie :)
Kardiotonika (IND) srdcove zlyhavanie
Kardiotonika (typy) 1.glykozidove (DIGOXIN) 2. neglykozidove (*β1-selektivne agonisty: dopamin, dobutamin * inhibitory fosfodiesterazy III: milrinon *Ca senzitizery: levosimendan)
Digoxin (MU) zlepsuje f srdca ako pumpy, blokada Na+K+ATPazy, Na+ sa hromadi v b tym padom ihn f Na Ca vymennika-> viac Ca intracelularne ( + inotropia (silnejsia kontrakcia), - chrono, - dromo (pomalsi rytmus- pracuje efektivnejsie), + batmo
Digoxin (IND) stavy ked srdce pracuje prilis rychlo alebo nepravielne=> fibrilacia predsieni (inac nie je indikovany)
Lieciva srdcoveho zlyhavania s EBM ACEI, ARB, β-blokatory, ivabradin
Digoxin (terapeuticka sirka) uzka- terapeuticke davky a toxicke s len malo rozdielne -> monitorovat hl lieciva!
Digoxin (toxicita) hypokaliemia, arytmie (paroxyzmalna atrialna tachykardia + AV blok), videne zltych/zelenych kruhov
Digoxin toxicita (th) fenytoin, trimekain !pozor digoxin z krvi neodstranime dialyzou!
Antiarytmika I (blokatory Na kanalov) Ia predlzuju repolarizaciu (chinidin, prokainamid) Ib skracuju repolarizaciu (trimekain) Ic neovplyvnuju repolarizaciu (propafenon)
Antiarytmika II (β-blokatory) propranolol, atenolol, metoprolol (znizena tvorba vzruchov v SA uzle, znizeny prevod vzruchov AV uzlom, predlzuje refrakternu fazu)
Antiarytmika III (blokatory K kanalov) amiodaron (blokuje K+ kanaly- predlzuje repolarizaciu- cize cely AP a refrakternu fazu)
Antiarytmika IV (blokatory Ca kanalov) verapamil (Ca kanaly su najma v SA a AV uzle, blokadou => znizuje prevod vzruchov- chrani komory pri atrialnej tachykardii)+v hl.svale:zabranuje kontrakcii-vazodilatacia
Antiarytmika V (nezaradene) digoxin (MU: blokada Na+K+ATPazy- hromadenie Na intracelularne- nevznika gradient pre NaCa vymennik- hromadenie Ca intracelularne cim sa stazuje depolarizacia (vznik noveho AP) a srdce ma nizsiu frekvenciu. + silnejsia kontrakcia)
ARB (blokatory AT1 receptorov) zastupcovia, vyhody oproti ACEI losartan, kandesartan, valsartan (ucinnejsie ako ACEI, menej NU- ziaden kasel, angioedem)
Antihypertenziva 2. volby α-blokatory, centralne posobiace, vazodilatancia
Antihypertenziva 2. volby (α-blokatory) α-neselektivne (fentolamin) α1-selektivne (-zosin) prazosin, terazosin, doxazosin
Antihypertenziva 2. volby (centralne posobiace) α2-mimetika: klonidin, α-metyldopa I-mimetika (agonisty imidazolinovych R v predlzenej mieche kde je cetnrum pre riadene sympatiku): moxonidin
Antihypertenziva 2. volby (vazodilatancia) otvarace K kanalov: minoxidil (aj na alopeciu :)), donory NO: nitroprusid sodny
AmIODaron je chemicky podobny tyroxinu- viaze sa na jeho receptor! (a co potom?)
Preco β-blokatory KI u diabetikov? predlzuju dobu zotavenia sa z hypoglykemie
Hypolipidemika (IND) hyperlipoproteinemie (zvysene hl. cholesterolu a TAG) !liecbu zaciname az po zlyhani nefarmakologickej th (dieta, pohybovy rezim, redukcia hmotnosti) v znizovani plazmatickych hladin lipoproteinov
Hypolipidemika (typy) 1.znizujuce hlv. cholesterolemiu: statiny, zivice (ionomenice), ezetimib 2.znizujuce aj ch aj TAG: fibraty, kys. nikotinova
Statiny (MU) inhibuju endogennu sy cholesterolu blokadou HMGCoA reduktazy v hepatocytoch- deficit cholesterolu- pecen vychytava viac LDL- klesa hl. LDL v krvi- regresia + stabilizacia aterosklerotickych plakov
Statiny (co treba monitorovat) AST, ALT, CK (najhorsi NU: myopatia, myozitida)
Statiny (zastupcovia) Simvastatin, Atorvastatin (overene, najviac pouzivane) Rosuvastatin (ucinnejsi)
Zivice/ionomenice/sekvestranty zlcovych kys. (MU) zabranuju reabsorbcii zlce v GITe (blokuju enterohepatalny obeh zlce)- odchadza stolicou- deficit zlce- viac plazmatickeho cholesterolu sa meni na zlcove kyseliny (kys. cholova)
Zivice/ionomenice/sekvestranty zlcovych kys. (zastupcovia) cholestyramin
Fibraty (MU) zvysuju aktivitu LPL (lipoproteinova lipaza) vazbou na PPARα-receptor- znizuje TAG, VLDL (su katabolizovane)-protektivny uc. na endotel
Fibraty (zastupcovia) fenofibrat (jediny v sucasnosti pouzivany) ciprofibrat
Fibraty (pikoska) zlepsuju ucinnost tiazolidinedionov (-glitazon), znizuju uc. p.o. antikoagulancii
Kys. nikotinova (MU?) znizuje cholesterol a TAG, zvysuje HDL (MU nejasny) ?
Ezetimib (MU) inhibuje absorbciu cholesterolu enterocytmi (o 50%), kompenzacne sa zvysi endogenna sy cholesterolu- kombinovat so statinmi!
Antitrombotika 1.Antiagregancia 2.Antikoagulancia 3.Trombolytika
Antiagregancia (zastupcovia) ASA, tiklopidin, clopidogrel
Antikoagulancia (zastupcovia) heparin, warfarin
Fibrinolytika (zastupcovia) streptokinaza, ateplaza
Na co zomrie pacient s plucnou emboliou? trombus v a. pulmonalis- plucna HT- tlakovo pretazene P srdca- dekompenzacia- zlyhanie srdca ako pumpy
Antiagregancia
Antiagregancia j
Antiagregancia k
Antikoagulancia (typy) priame= inhibuju koagulacne faktory, nepriame= potlacaju syntezu koagulacnych ff. zavislych od vit K (f. II, VII., IX., X.)
Antikoagulancia (priame) 1.nepriame inhibitory trombinu (f II) a f Xa (zavisle od f antitrombin III):heparin, fraxiparin (LMWH), fondaparinux (pentasacharid) 2.priame inh f IIa a Xa: gatrany, xabany
Heparin (MU) inaktivuje uz aktivovane ff IIa (trombin) a Xa ("nepriamy inhibitor", lebo zavisly od antitrombinu III)
Heparin (vyhody) okamzity ucinok, mohutny uc. (ale kratke trvanie), bezpecny (ma antidotum)
Heparin (antidotum) protamin sulfat
Heparin (nevyhody) nemozno podat i.m. (hematomy)- iba i.v. a s.c., variabilny ucinok (nepredvidatelny), potrebna kontrola APTT
APTT aktivovany parcialny tromboplastinovy cas (heparin predlzuje na 1.5- 2.5x normy)
LMWH-Fraxiparin (MU) prevlada uc. na f Xa (tiez zavisly od AT III- "nepriamy")
LMWH-nadroparin (Fraxiparin)(vyhody) mensia vazba na PB (predvidatelnejsi ucinok), davkovanie podla hmotnostsi (netreba APTT), dlhsi biologicky polcas (staci 1-2x denne)
Heparin + LMWH ok pocas gravidity a laktacie :)
Fondaparinux (MU) specif inhibitor f Xa,
Fondaparinux (vyhody) podavanie s.c., dlhodoby uc., predvidatelny efekt
Gatrany,Xabany priame antikoagulancia, priame inhibitory ff IIa a Xa
Gatrany (MU) priame inhibitory f IIa
Gatrany (vyhody) p.o. (1x denne)
Gatrany (zastupca) Dabigatran
Xabany (MU) priame inhibitory f Xa + brani tvorbe trombinu
Xabany (vyhody) ucinnejsi ako Gatrany
Xabany (zastupca) Rivaroxaban
Priame antikoagulancia (IND) prevencia: TECH, ischemickych komplikacii pri NAP, STEMI, th: flebotromboza, PE
Kumariny (MU) nepriame p.o. antikoagluancia (antagonisty vit K)- inh. syntezu ff II, VII, IX, X + protein S a C
Kumariny (zastupca + FK) Warfarin- jed na potkany :), nastup uc po 24 h (nie th akutnych stavov!), po vysadeni uc. pretrvava 4-5 dni
Warfarin (interakcie) zvysuje ucinok W: NSAID, simvastatin (na urovni CYP450) Cefalosporiny III. gen (hubia bakt. produkujuce vit K2) znizuje ucinok W: vit K v potrave (tmavolistova zelenina), barbituraty, rifampicin
Warfarin (IND) dlhodoba anrikoagulacia po uvodnej heparinizacii na prevenciu a th a. a v. tromboembolizmov
Warfarin (KI) gravidita, stavy s hroziacim krvacanim, nespolupraca pac.
INR (treba sledovat pri th warfarinom) Quickov t pac/ Quickov t stand= 2,0- 3,0!!!
Warfain (NU) nekroza, krvacanie
Fibrinolytika(MU) degradaciou fibrinu urychluju rozpustenie trombov (treba vzdy kombinovat s antiagreg/antikoag)
Fibrinolytika (IND) IM, masivna PE, hlboka zilova tromboza, NCMP (treba do 3h!)
Fibrinolytika (generacie) I.Streptokinaza (fibrin-neselektivna II. Alteplaza (fibrin-selektivna III. Tenekteplaza, Reteplaza (fibrin selektivna
Fibrinolytika (NU) krvacanie (casto do CNS), alergia/anafylaxia (streptokinaza)
Fibrinolytika (KI) krvacanie do mozgu v anamneze, disekujuca aneuryzma Ao, porucha hemostazy
Streptokinaza neselektivna na fibrin (degraduje aj ine proteiny ako fibrin), antigenny (nemozno podat opakovane)
Alteplaza mozeme opakovane podat
Tenekteplaza vysoko fibrin specificka
Hemostatika 1.vazokonstrikcne ll. 2."agregancia" 3."koagulancia" 4.antifibrinolytika 5.lokalne
Hemostatika 1.vazokonstrikcne telipressin (synteticky ADH=vazopresin)
Hemostatika 2.na dostickovej urovni transfuzia koncentratu Tro, synteticky TPO (podpora trombopoezy), etamsylat (zvysuje adheziu)
Hemostatika 3.koagulancia fytomenadion (synteticky vit K), protamin sulfat (antidotum heparinu), cerstva zmrazena plazma, synteticke koag. faktory
Hemostatika 4.antifibrinolytika aprotinin (inaktivuje plazmin), PAMBA (inh. premenu plazminogenu na plazmin)
Hemostatika 5.lokalne zelatina, fibrinove lepidlo
Hemoreologika (def) latky zvysujuce deformabilitu Ery
Pentoxifylin (IND) klaudikacie+hyperkoagulacny stav+HT (uc: hemoreologicky, antiagregacny, vazodilatacny)
Antianemika 1.Fe 2.kys.listova 3.vit B12 4.EPO
 

 



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