# Takotsubo syndrome medical research and diagnosis > Live situation record from CLSTR: https://clstr.news/situations/takotsubo-syndrome-medical-research-and-diagnosis > Updated: 2026-09-18T06:58:26.000Z. Sources: 5. Developments: 2. Takotsubo syndrome, or ‘broken heart syndrome’, is a medical condition involving temporary weakening of the myocardium that often mimics the symptoms of a traditional heart attack, such as chest pain and abnormal EKG readings. The condition is frequently triggered by intense physical or emotional stress and is most common in postmenopausal women. A leading theory suggests that a surge in stress hormones, such as adrenaline, causes the left ventricle to enlarge in a shape resembling a ‘takotsubo’—a Japanese octopus trap. To address the difficulty in distinguishing this syndrome from myocardial infarctions, researchers from the University of Zurich and the University of Greifswald have developed a new diagnostic method called the BioTAK score. This system utilizes artificial intelligence to analyze specific blood-based biomarkers alongside biological sex to accurately identify the syndrome, reducing the need for invasive testing. ## Timeline ### 2026-09-18: Takotsubo syndrome: Understanding broken heart syndrome Takotsubo syndrome, or ‘broken heart syndrome’, is a temporary weakening of the heart muscle often triggered by intense emotional or physical stress, mimicking the symptoms of a heart attack. 2 sources. https://clstr.news/cluster/takotsubo-syndrome-understanding-broken-heart-syndrome ### 2026-09-12: Researchers develop new test to distinguish broken heart syndrome from heart attacks Researchers have developed an AI-driven diagnostic tool using blood biomarkers to distinguish Takotsubo syndrome from heart attacks, a condition that often mimics traditional cardiac events. 3 sources. https://clstr.news/cluster/researchers-develop-new-test-to-distinguish-broken-heart-syndrome-from-heart-attacks --- Cite as: Takotsubo syndrome medical research and diagnosis. CLSTR, https://clstr.news/situations/takotsubo-syndrome-medical-research-and-diagnosis