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Cefaleea: Ghid de diagnostic si tratament in structurile de primire ...

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4<br />

- Unilaterala<br />

- Pulsatila<br />

- Se <strong>in</strong>staleaza <strong>in</strong> m<strong>in</strong>ute pana la ore<br />

- Inten<strong>si</strong>tate mo<strong>de</strong>rata spre severa<br />

- Se asociaza cu:<br />

• Greata <strong>si</strong>/sau varsaturi<br />

• Sen<strong>si</strong>bilitate la lum<strong>in</strong>a <strong>si</strong>/sau sunet<br />

• Agravata <strong>de</strong> activitatea fizica (3)<br />

Migrena se cla<strong>si</strong>fica <strong>in</strong> functie <strong>de</strong> prezenta sau absenta aurei. Aura tipica<br />

cupr<strong>in</strong><strong>de</strong> modificari vizuale <strong>si</strong>/sau ale senzoriului <strong>si</strong>/sau tulburari <strong>de</strong> limbaj<br />

care sunt total rever<strong>si</strong>bile. Ele pot fi pozitive (ex. Fosfene, parestezii) sau<br />

negative (pier<strong>de</strong>rea ve<strong>de</strong>rii, hipoestezie). Simptomele se <strong>de</strong>zvolta <strong>in</strong>tr-o perioada<br />

<strong>de</strong> peste 5 m<strong>in</strong>ute <strong>si</strong> se remit <strong>in</strong> 60 <strong>de</strong> m<strong>in</strong>ute <strong>si</strong> pot aparea <strong>in</strong> succe<strong>si</strong>une.<br />

Trebuie avut <strong>in</strong> ve<strong>de</strong>re un acci<strong>de</strong>nt ischemic tranzitor <strong>in</strong> <strong>si</strong>tuatia <strong>in</strong> care<br />

aceste <strong>si</strong>mptome se <strong>in</strong>staleaza rapid <strong>si</strong> mai <strong>de</strong>graba <strong>si</strong>multan <strong>de</strong>cat <strong>in</strong> succe<strong>si</strong>une,<br />

daca aura este em<strong>in</strong>amente constituita d<strong>in</strong> <strong>si</strong>mptome negative sau<br />

este foarte scurta. Aura poate fi prelungita <strong>in</strong> <strong>si</strong>tuatia cefaleelor secundare.<br />

Frecventa medie <strong>de</strong> aparitie a atacurilor migrenoase se con<strong>si</strong><strong>de</strong>ra a fi <strong>de</strong> 1<br />

– 2 pe luna. Se con<strong>si</strong><strong>de</strong>ra migrena cronica migrena care se manifesta <strong>in</strong> 15<br />

sau mai multe zile pe luna pe o perioada <strong>de</strong> cel put<strong>in</strong> trei luni.<br />

Jumatate d<strong>in</strong> pacientii cu migrena sunt gre<strong>si</strong>t <strong>diagnostic</strong>ati, cel mai frecvent<br />

fi<strong>in</strong>d <strong>in</strong>cadrati ca cefalee episodica tip ten<strong>si</strong>une. Anamneza corecta <strong>si</strong><br />

studierea jurnalelor pacientilor etichetati cu cefalee episodica tip ten<strong>si</strong>une<br />

a <strong>de</strong>term<strong>in</strong>at re<strong>in</strong>cadrarea <strong>diagnostic</strong>a a 82% ca fi<strong>in</strong>d migrena sau probabil<br />

migrena. Aproximativ 75% d<strong>in</strong>tre pacientii cu migrena <strong>de</strong>scriu durere la nivelul<br />

gatului asociata atacului migrenos. D<strong>in</strong>tre pacientii cu migrena 50%<br />

<strong>de</strong>scriu cefaleea ca nefi<strong>in</strong>d pulsatila, 40% ca fi<strong>in</strong>d bilaterala, iar varsaturile<br />

apar la o treime d<strong>in</strong>tre acesti pacienti (5).<br />

Studierea unor grupuri <strong>de</strong> pacienti a i<strong>de</strong>ntificat anumite elemente <strong>de</strong><br />

anamneza care pot ajuta la diferentierea migrenei <strong>de</strong> alte tipuri <strong>de</strong> cefalee:<br />

• Cefalee episodica severa care provoaca disabilitate<br />

• Greata<br />

• Sen<strong>si</strong>bilitate la lum<strong>in</strong>a <strong>in</strong> cursul atacului migrenos<br />

• Sen<strong>si</strong>bilitate la lum<strong>in</strong>a <strong>in</strong>tre atacuri<br />

• Sen<strong>si</strong>bilitate la zgomot<br />

• Aura tipica (la 15-33% d<strong>in</strong>tre pacienti)<br />

• Exacerbarea <strong>si</strong>mptomatologiei la activitate fizica<br />

• Istoric familial <strong>de</strong> migrena (2)<br />

Recomandări şi Protocoale în Anestezie, Terapie Inten<strong>si</strong>vă şi Medic<strong>in</strong>ă <strong>de</strong> Urgenţă

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