State-of-the-Art JACC
Revisión de Infarto prematuro
🧵 1/8
@clinicasac por @matiasrg
#CardioTwitter
jacc.org/doi/epdf/10.10… Image
2/8
Epidemiología, 
▪️sin corte específico de edad 👉🏻45-55 años.
▪️👩🏻‍🦰y🧑🏻‍🦰diferentes fenotipos
🧑🏻‍🦰 > carga de placa, lesiones no culpables. 
👩🏻‍🦰 < ruptura de placa, mas erosión y SCAD
2/7 Image
3/8
F d R:
🚬🚬🚬
16%Dislipimidemias 👨‍👩‍👦‍👦 
1 de cada 3 tiene👆🏻 LpA y non-HDL (LpA aumenta x 3 chances de IAM en <50a)
Abuso de sustancias💉💉
bajo nivel económico (X2)
En 👩🏻‍🦰 pensar MINOCA 
En 🤰🏻 pensar SCAD
4/8
Pensar 💡
▪️ +50% se presentan como STEMI (mayormente único vaso) 
▪️Síntomas típicos
▪️en muy jovenes, 20% dolor atípico y fatiga.
▪️ prevalencia MINOCA 10-20% en < 45 a.
5/8
Tratamiento:
▪️Seguir guías (pensar expectativa de vida - re-PCI vs re-CABG) Image
6/8
MINOCA:
▪️Causas ateroscleróticas: disrupción, erosión o nódulos de Ca pueden forman trombo.
IVUS y OCT dx, no siempre stent (conflictivo)🧐
▪️Causas no ateroscleróticas:
Espasmo epicárdico--> asociado a 🚬/cocaína. 
Si bloqCa, No BBloq o DAPT🤨
(sigue 👇🏻)
7/8
▪️Embolismo coronario: estados de hipercoagulabilidad, poca evidencia tto. 
▪️SCAD: mujeres (90%), peri 🤰🏻. Angiografía gold standard (clasificación y terapéutica). Tto conservador sobre PCI o CABG. Ok Bloq,  DAPT (?) Image
8/8
Conclusión:
Cuando se presenta un paciente joven con infarto (sobre todo <45 a) pensar "outside the box" 😊 Image

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