FEATURED POSTS

RECENT POSTS

Remifentanil

Remifentanil (Ultiva) is a potent (~200-300 times more than morphine), short acting, titratable narcotic infusion I use for moderate/deep sedation and maintaining general anesthetics. Unlike many drugs which rely on hepatic and/or renal…
Read More...

Rocuronium

Rocuronium is an aminosteroid nondepolarizing neuromuscular junction blocker (NMJB) I routinely use to facilitate tracheal intubation. The name rocuronium comes from the fact that it's a rapid onset -curonium (referring to its steroid…
Read More...

Milrinone

Milrinone (Primacor) is a phosphodiesterase 3 (PDE3) enzyme inhibitor I routinely use as an inodilator. That is, a drug which enhances cardiac contractility (inotropy) while decreasing vascular resistance (vasodilation).
Read More...

The Continuity Equation

The continuity equation illustrates the conservation of energy. In the case of blood flow within the (normal) heart, volumetric flow (cardiac output) at serial sites should be equal. The image shows flow velocities across the left…
Read More...

13″ 2018 MacBook Pro – Rigel

I upgraded my 2017 MacBook Pro (Fenix) to a 2018 MacBook Pro last month. The 13 inch, Coffee Lake based computer was a tremendous jump in performance compared to the 2017 model which I sold online for ~$1,000. I give you Rigel, my mobile…
Read More...

The Doppler Effect

The Doppler effect refers to a shift in frequency perceived by an object in motion relative to the source of a wave. When applying this to ultrasonography, the transducer is a stationary source of ultrasound waves of a known frequency…
Read More...
ABOUT DR. RISHI

Adult cardiothoracic anesthesiology fellow, ICU attending, and board certified anesthesiologist at Harvard looking to improve medical education, diagnostics, and patient safety while promoting team-based, patient-centered care.

SUBSCRIBE TO RK.MD