Zhuan Zhang
Clinical trials sponsored by Zhuan Zhang, explained in plain language.
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Heart surgery brain fog: new study probes hidden cause
Knowledge-focused Recruiting nowThis study looks at whether blood backing up in the veins during heart surgery might cause problems with memory and thinking after the operation. Researchers will follow 110 adults having planned heart surgery to see if this 'venous congestion' is linked to cognitive decline. The…
Sponsor: Zhuan Zhang • Aim: Knowledge-focused
Last updated May 01, 2026 16:00 UTC
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Heart surgery brain risk: new study probes hidden link
Knowledge-focused Recruiting nowThis study looks at whether blood backing up in the veins during heart surgery is linked to confusion or delirium after the operation. Researchers will monitor 120 adults having planned heart surgery to see if this blood flow issue raises the risk of brain problems. The goal is t…
Sponsor: Zhuan Zhang • Aim: Knowledge-focused
Last updated Apr 30, 2026 15:50 UTC
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Heart surgery danger: hidden blood backup may harm kidneys
Knowledge-focused Recruiting nowThis study looks at whether blood flow backup (venous congestion) during heart surgery can lead to acute kidney injury. Researchers will monitor 114 adults having elective heart surgery using ultrasound to check blood flow. The goal is to find early warning signs to prevent kidne…
Sponsor: Zhuan Zhang • Aim: Knowledge-focused
Last updated Apr 29, 2026 15:04 UTC