Ischemic Stroke Proportions Study

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Which imaging modality is proposed for the evaluation of embolic strokes of undetermined source according to Katsanos et al.?

Transesophageal echocardiography (correct)

MRI

CT scan

Carotid ultrasound

What percentage of ischemic strokes are classified as cryptogenic?

10%

15%

5%

25% (correct)

In what year did Elgendy et al. propose an updated nomenclature and classification for potential causative mechanisms in patent foramen ovale-associated stroke?

2020 (correct)

2010

2018

2015

What percentage of patients with embolic strokes of undetermined source have a patent foramen ovale (PFO)?

10% Signup and view all the answers

What term has been suggested to replace the labeling of young ischemic stroke patients as cryptogenic?

PFO-associated stroke Signup and view all the answers

Which registry is highlighted in Perera et al.'s work on embolic strokes of undetermined source?

ESUS Global Registry Signup and view all the answers

What is the focus of Ornello et al.'s systematic review and meta-analysis from 1993 to 2015?

Cryptogenic stroke subtypes Signup and view all the answers

Which feature is NOT considered a high-risk feature of patent foramen ovale (PFO)?

Secundum atrial septal defect Signup and view all the answers

How is the size of a patent foramen ovale (PFO) quantified during an echocardiogram?

By counting the number of bubbles observed Signup and view all the answers

According to Larrue et al., what is the main focus of the etiologic investigation in young adults with ischemic stroke?

Cardioembolism Signup and view all the answers

What is the relationship between patent foramen ovale (PFO) and ischemic stroke according to the provided information?

PFO may be implicated in up to 4% of all patients with ischemic stroke. Signup and view all the answers

What aspect of ischemic stroke management is highlighted in the study by Vanassche et al.?

Secondary prevention strategies Signup and view all the answers

What is the main reason why the role of PFO closure for cryptogenic stroke patients older than age 60 years is unknown?

Lack of randomized controlled trials targeting this age group Signup and view all the answers

What percentage of ≥65-year-old patients with cryptogenic stroke have moderate and large PFOs?

Up to 35% Signup and view all the answers

In which scenario are patients classified as POSSIBLE regarding PFO management?

High-risk PFO and a RoPE score ≥2 Signup and view all the answers

Why is the role of PFO closure uncertain for older cryptogenic stroke patients, according to the text?

Prevalence of competing stroke mechanisms in this demographic Signup and view all the answers

What difference in PFO prevalence was observed between Black and White participants in the study mentioned?

Large PFOs were less prevalent among Black participants Signup and view all the answers

Why is understanding race differences in PFO prevalence important for stroke management?

To tailor secondary stroke prevention strategies to specific racial groups Signup and view all the answers