Welcome to RK.MD
A platform where Dr. Rishi Kumar shares his work in perioperative medicine, critical care, education, and technology while promoting curiosity, growth, and lifelong learning.
From The Blog
Glucose Before Thiamine In Hypoglycemia
“Thiamine before glucose” is a bedside teaching that started with a sound physiologic concept and slowly hardened into dogma when…
iRhythm Zio AT Cardiac Monitor
Premature atrial complexes (PACs) are something I’ve explained to trainees and patients for years, but about a week ago, I…
Left Ventricular (LV) Thrombus
Left ventricular (LV) thrombus is typically a result of stasis from myocardial hypokinesis/akinesis. A segment of myocardium stops moving, blood…
Looking Back At 2025
2025 was an interesting year for me as an academician. I’m still balancing clinical time as an attending cardiac anesthesiologist…
High Altitude Pulmonary Edema (HAPE)
High altitude pulmonary edema (HAPE) typically shows up in otherwise healthy patients after rapid ascent (e.g., mountain-climbing) with subsequent coughing,…
Olanzapine Versus Quetiapine In The ICU
Olanzapine (Zyprexa) and quetiapine (Seroquel) are often discussed as if they are interchangeable sedating antipsychotics used to help with addressing…
