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Low blood pressure Please Reply

Blood pressure has been low all day lowest number was 110/47...has been running around 78/52 all day.
Should I be concerned? Should I go to the Dr.
I have been dizzy and light headed, at one point I felt if I were going to pass out. Vision started to go also
thanks
11 Responses
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159619 tn?1707018272
COMMUNITY LEADER
Congrats, it's a great feeling isn't it? My doc took me off mine earlier this year after dropping about 80 pounds and getting my daily work outs up to 10 - 12 mets.

Way to go!
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63984 tn?1385437939
Well done!  
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121171 tn?1306462006
LOVE that kind of news!! Keep uP the healthy lifestyle!!!
Helpful - 0
Avatar universal
thanks all.
I went in and they told me my  blood pressure meds were to strong.
I have been on high blood pressure meds for about 4 years. I have been eating right and losing weight, so my meds have to be adjusted.
Helpful - 0
63984 tn?1385437939
You will pass out eventually if your blood pressure stays as low as it is.  I passed out several times, once breaking a rib.  Be very careful when getting up from bedrest.  Be sure and sit for a little bit before standing.  Are you taking beta blockers?  As mentioned, if you have Congestive Heart Failure and also are taking a beta blocker, that's a combination that can cause the problem of low blood pressure/passing out.  I now have a pacemaker which helped me in so many ways.  
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1124887 tn?1313754891
I agree with Jon and Caregiver, if you are experiencing symptoms with your low blood pressure and this isn't evaluated by a doctor, please see one.

Most causes for low blood pressure are relatively benign (drinking too little, high temperature in the living room, dilated blood vessels for some reason) but there are conditions that needs to be ruled out. The most important thing is that you have a sufficient cardiac output.

A little in-depth information:

Blood pressure = cardiac output x blood vessel resistance.

Blood vessel resistance depends (roughly) on constriction of the arteries, and muscle tone in the arteries. When your arteries contract / constrict (like you feel when you are anxious and your hands are ice cold) you increase your systolic and diastolic pressure. If the muscles in the blood vessels are tense, like during exercise, the blood vessels are behaving like pipes instead of soft hoses that bulge with the pulse. This creates a high systolic pressure with normal diastolic pressure. This is normal during exercise.

So, in other words, low blood pressure may be caused by both low cardiac output ( for example dehydration or heart failure) and low resistance (dilated blood vessels due to heat, autonomic failure, BP medication overdosage, etc..)

Usually, the heart rate increases with low bp, to increase cardiac output. If your heart rate is 67, the body thinks the BP is okay. That's a bit unusual if you are having symptoms, but really common with beta blockers, like Woogie said. My recommendation: See a doctor.
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121171 tn?1306462006
Are you medications ?? SOme meds (especially beta blockers) can cause low BP ... Mayb an adjustment in dosage if so.
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Avatar universal
thank you Jon and caregiver222, heart rate is at 67.
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144586 tn?1284666164
The blood pressure number is meaningless without knowing the heart rate.

That being said 78/52 is kind of low.

The most common causes, other than a cardiogenic etiology, are simple dehydration anemia or a lowered hematocrit, or systemic vasodilation secondary to infection.

I would go to an emergency room for an evaluation
Helpful - 0
159619 tn?1707018272
COMMUNITY LEADER
If you are experiencing these symptoms, you have diminished blood flow to your brain. You should seek medical attention to be safe.

Good luck,

Jon
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Avatar universal
i mean 100/47...
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