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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“I’m A Nurse – I Want To Go To Medical School”
From time-to-time, I receive inquiries from registered nurses about going to medical school to obtain more training, more autonomy, and…
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Oxygen Therapy Systems
When discussing options for hypoxemia, there seem to be so many noninvasive oxygen delivery systems! Nasal cannula, high flow nasal…
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Volume Control (VC) Versus Volume Control Auto Flow (VC-AF)
Assist-control (AC) ventilation is traditionally categorized into two types: pressure-control (PC), where an inspiratory pressure is set, and volume-control (VC),…
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RK.MD Perioperative And Critical Care Reference Sheet
Here’s a free reference sheet (front and back) with “high-yield” information in critical care and perioperative medicine. I’m well-suited to…
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Common Types Of Adult Nasogastric Tubes (NGTs)
As an anesthesiologist, I’ve placed nasogastric/orogastric tubes (NGTs/OGTs) in patients who will remain intubated post-operatively to decompress the stomach and…
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Central Line Guidewire Confirmation With TEE
Whenever my residents/fellows or I place central venous catheters (CVCs) in the operating room for a case involving intraoperative transesophageal…