Where would a measured blood pressure be highest?
1/
Blood Pressure (BP) in the body behaves as a hydraulic system and undergoes a process known as “systolic amplification.”
When two ocean waves run into each other, the resulting wave is a smaller but taller spike!
How To Emotionally Not Explode During Pandemic 2019 (and Survive!)
First question on everyone’s mind is basically “will I die?” & here is what we know so far.
1/
When nerds study this question, the CFR or the Case Fatality Rate becomes THE tool. It’s the best early measure we have to predict the likelihood of death from exposure to #COVID2019.
So, what does lactate most appropriately represent?
1/
If you’re like me, you had lactate = anaerobic respiration = hypoxia drilled into your head.
First, is this real? And then, most importantly, is this clinically relevant?
To unravel this mystery-we need to know where lactate comes from!
2/
Dec 21, 2019 • 17 tweets • 7 min read
#medtwitter#tweetorial on one of my favorite, elegant little mechanisms. This is something every #resident and #medstudenttwitter will see ALL the time! Bonus inclusion: a simple way to think about macro/micro-cytosis.
So, why is basically everyone in the hospital anemic?
1/
Principles:
- it is useful to remember that the venous blood “drawn” for a lab test is composed of many parts: plasma, RBCs and WBCs.
- Hemoglobin (Hgb) is a direct measure of the actual Hgb molecule within the RBCs
