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#1
04-09-2012
 USMLE Forums Master Steps History: 1+CK+CS Posts: 1,406 Threads: 118 Thanked 690 Times in 431 Posts Reputation: 700
easy pulse pressure calculation question. try it!

what is the pulse pressure in a patient with a systolic BP of 150 and a MAP of 90?
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#2
04-09-2012
 USMLE Forums Master Steps History: 1+CK+CS+3 Posts: 826 Threads: 67 Thanked 515 Times in 318 Posts Reputation: 525

60 mm hg diastolic
90 mm hg pulse pressure

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#3
04-09-2012
 USMLE Forums Master Steps History: 1+CK+CS+3 Posts: 1,684 Threads: 213 Thanked 1,662 Times in 676 Posts Reputation: 1672

Quote:
 Originally Posted by Dr.NickRiviera MAP = 2/3 DBP + 1/3 SBP 90 = x + 50 x = 40 so DBP = 60 now PP = SBP - DBP so PP = 150-60 = 90 so pulse pressure = 90 did that make sense? i just winged it.

lol found the answer.
source: http://www.usmle-forums.com/usmle-st...-pressure.html

#4
04-09-2012
 USMLE Forums Master Steps History: 1+CK+CS+3 Posts: 529 Threads: 57 Thanked 291 Times in 157 Posts Reputation: 301

Quote:
Originally Posted by Dr.NickRiviera
MAP = 2/3 DBP + 1/3 SBP
90 = x + 50
x = 40
so DBP = 60

now PP = SBP - DBP
so PP = 150-60 = 90

so pulse pressure = 90

did that make sense? i just winged it.

Hey is that the real way to do it? coz thats hw i came up with the answer too and usually when i do such problems, i come to the right answer but i find out that thr was an easier way to get to the answer! lol
#5
04-09-2012
 USMLE Forums Master Steps History: 1+CK+CS+3 Posts: 826 Threads: 67 Thanked 515 Times in 318 Posts Reputation: 525

Yes thats the way

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__________________
Everything is possible for him who believes (MARK 9:23)
245/247/passed on 1st attempt/223/2mos Obsie /3 US LORS/visa not needed/2008 grad
#6
04-10-2012
 USMLE Forums Master Steps History: 1+CK+CS Posts: 1,406 Threads: 118 Thanked 690 Times in 431 Posts Reputation: 700

Quote:
 Originally Posted by Hope2Pass lol found the answer. source: http://www.usmle-forums.com/usmle-st...-pressure.html
LOLLLL
i knew the question looked familiar!
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 Tags Cardiovascular-, Physiology-

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