Welcome to RK.MD
A platform where cardiac anesthesiologist and intensivist Dr. Rishi Kumar shares insights in perioperative medicine, critical care, education, and tech while promoting curiosity and lifelong learning.
From The Blog
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Libman-Sacks Endocarditis
Libman-Sacks endocarditis (LSE) is a nonbacterial endocarditis associated with lupus, malignancy, and antiphospholipid antibody syndrome characterized by endothelial injury and…
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Double Aortic Arch
During embryogenesis, the aortic sac is connected to paired dorsal aortae via six symmetrical aortic (Ao) arches, which give rise…
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Lung Point For Pneumothorax Using Ultrasound
With a pneumothorax (PTX), air separates the visceral and parietal pleura layers located on the lung’s outside surface and inner…
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Looking Back At 2022
In 2022, I was humbled to be nominated for the hospital’s physician of the year, achieved diplomat status for critical…
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Alprostadil
Alprostadil (Prostaglandin E1, PGE1) is a medication used to treat erectile dysfunction and pulmonary arterial hypertension (PAH). PAH is a…
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Aortic Aneurysm Fat Stranding On CT
As a cardiac anesthesiologist and cardiovascular intensivist, I care for many patients with aortic aneurysms in the perioperative setting. Contrast-enhanced…