Evidence map›Paper›PMID 41675774›Full record

ArticleAnnals of medicine and surgery (2012)2026

Incidence and predictors of recurrent stroke in patients with cryptogenic stroke later diagnosed with atrial fibrillation: a 5-year cohort study from a tertiary care hospital.

Saad Ali, Ikram Ullah, Sadiq Ali Shah, Sher Wali Khan, Shakir Ullah, Samiullah Khan, Ziaillah Qazi, Ayesha Fayyaz, Zubair Ahmad, Naqeeb Ullah and 5 more

Abstract read
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Article in Annals of medicine and surgery (2012), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

15 authors.

Saad AliDepartment of Neurtology, MTI Lady Reading Hospital, Peshawar, Pakistan.
Ikram UllahDepartment of Neurtology, MTI Lady Reading Hospital, Peshawar, Pakistan.
Sadiq Ali ShahDepartment of Neurtology, MTI Lady Reading Hospital, Peshawar, Pakistan.
Sher Wali KhanDepartment of Neurtology, MTI Lady Reading Hospital, Peshawar, Pakistan.
Shakir UllahDepartment of Cardiology, Institute of Basic Medical Sciences Peshawar, Pakistan.
Samiullah KhanDepartment of Neurtology, MTI Lady Reading Hospital, Peshawar, Pakistan.
Ziaillah QaziDHQ hospital Timergira, Pakistan.
Ayesha FayyazDepartment of Medicine, SUNY Downstate Medical Center, State University of New York Downstate Health Sciences Center, Brooklyn New York, US.
Zubair AhmadResident internal Medicine, Hayatabad Medical Complex, Peshawar, Pakistan.
Naqeeb UllahResident internal medicine, Lady Reading Hospital, Peshawar, Pakistan.
Sardar Noman QayyumBacha Khan Medical College, Mardan, Pakistan.
Rafiullah HotakBacha Khan Medical College, Mardan, Pakistan.
Ramin KhanBacha Khan Medical College, Mardan, Pakistan.
Muhammad RehanAl-Nafees Medical College, Islamabad, Pakistan.
Irfan UllahBacha Khan Medical College, Mardan, Pakistan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Cryptogenic stroke (CS) accounts for a substantial proportion of ischemic strokes, with atrial fibrillation (AF) often identified as the underlying cause. In countries with low-resource settings like Pakistan, limited access to extended cardiac monitoring delays AF detection, increasing the risk of recurrent stroke. Objective: To determine the incidence and predictors of recurrent ischemic stroke in patients initially diagnosed with CS and later diagnosed with AF at a tertiary care hospital in Pakistan. Methods: A retrospective cohort study was conducted at tertiary care Hospital, from January 2018 to December 2023. Adult patients with CS and a subsequent diagnosis of AF within 12 months were included. Data on demographics, diagnostic modality, echocardiography, anticoagulation adherence, and outcomes were collected. Cox regression was used to identify independent predictors of recurrent stroke. Results: Out of 406 patients with CS, 109 (26.8%) were later diagnosed with AF. Recurrent ischemic stroke occurred in 32 patients (29.4%) over a median follow-up of 13.8 months. Only 11 of the recurrent cases (34.4%) were on anticoagulation therapy at the time of recurrence. Multivariate analysis identified age >65 years (HR: 2.21; 95% CI: 1.18-4.14), delayed AF detection beyond 6 months (HR: 2.58; 95% CI: 1.36-4.91), non-adherence to anticoagulation (HR: 3.44; 95% CI: 1.88-6.27), and left atrial enlargement (HR: 2.03; 95% CI: 1.15-3.57) as independent predictors of recurrence. Mortality (18.8%) and functional disability (mRS >3 in 59.3%) were significantly higher in the recurrence group. Conclusion: Delayed AF detection and poor anticoagulation adherence significantly increase the risk of recurrent stroke in CS-AF patients. Prolonged cardiac monitoring and improved access to anticoagulants, particularly NOACs, are essential to reduce recurrent stroke burden in low-resource settings.

Indexed as

anticoagulationatrial fibrillationcardiac monitoringcryptogenic strokerecurrent strokeSouth Asia

Identifiers

PMID41675774
PMCPMC12889346

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.