Lagos Hospital successfully performs a 15-hour open-heart surgery on a 5-year-old boy born with a life-threatening heart defect.

The heart consists of 4 chambers--2 atria (upper chambers) and 2 ventricles (lower chambers). Blood passes through a valve as it leaves each chamber of the heart. The valves prevent the backward flow ...

This Doppler technique is used to assess blood flow through the ... To evaluate the heart during open-heart surgery after procedures, such as coronary artery bypass or valve replacement or repair To ...

Panelists discuss how pulmonary arterial hypertension diagnosis requires comprehensive evaluation including right heart ...

A study published today in the journal Developmental Cell uncovers new insights into how the heart forms during the earliest stages of embryonic development.

Similar to testing a car, a team of researchers at UBC Okanagan has been test-driving a number of mechanical heart valves (MHV)—and the one designed in their own lab appears to outperform the others.

Pediatric research explored environmental interventions for bronchiolitis, heart function in children born preterm, and a ...

Skolnik said, “For example, pulmonary function tests like spirometry are very helpful in gaining insight as to whether ...

Researchers found that peri-coronary adipose tissue attenuation (PCAT), a marker of coronary inflammation, is independently ...

Coronary sinus reducer (CSR; Neovasc Reducer, Shockwave Medical, Santa Clara, California, United States) is an hourglass-shaped mesh that is implanted into the distal coronary sinus through the left ...

May 22, 2025 — When the workload on the heart increases, the ventricular wall may thicken too, known as cardiac hypertrophy. This is an adaptive response that reduces pressure on the heart and ...

From the Cardiology Branch and Clinic of Surgery, National Heart Institute, National Institutes of Health, Bethesda, Maryland. Anomalies characterized by increased pulmonary blood flow or elevated ...