NSAIDs inhibit cyclooxygenase (COX) enzymes and thereby decrease the formation of prostaglandins and thromboxanes. Most NSAIDS, including aspirin, are non-selective COX inhibitors.
Learn more about NSAIDs on our DAILY #USMLE Step 1 podcast. #medschool https://t.co/nCQtkpNwCy
⚙️Metronidazole Mechanism.
💥Metronidazole enters bacterial cells via passive diffusion.
💥It anaerobic bacteria, metronidazole is reduced to produce a nitroso free radical.
💥This free radical binds to DNA, reducing synthesis and causing widespread DNA damage and death.
Second degree heart block type II presents with a normal P-R interval followed by a dropped QRS complex.
Learn more about Atrioventricular (AV) Heart Block on our DAILY #USMLE Step 2 & 3 podcast. #medschool#medstudenttwitter#medtwitter https://t.co/XOHUsKwlNx
ICU/ID WEEK DAY 1 - PRESSORS
We launch our week with a new podcast “A Tighter Squeeze - An Intro to Pressors”.
Podcast: https://t.co/OSTzbKVjOu
EBM Article: https://t.co/GB4qVufCLX
#MedEd#CriticalCare#FOAMed#ICU#Pressors
In dextrocardia, there is absent R wave progression in precordial leads – in fact, there is often R wave REVERSAL as the lateral precordial leads move further away from the right-sided heart. (5/11)
Dacryocystitis presents with inflammation over the medial canthus and expressible pus (due to S. aureus or S. pyogenes infection) secondary to nasolacrimal duct obstruction.
Learn more on our DAILY #USMLE Step 2 & 3 podcast. #medschool#medstudent https://t.co/cpPg70Ml9m
In vitamin B12 deficiency, it is expected that methylmalonic acid and homocysteine will be elevated since B12 is an important cofactor for their metabolism.
Learn more about Vitamin B12 deficiency on our DAILY #USMLE Step 1 podcast. #medtwitter#medschool https://t.co/4oYKCHNj4e