Hypotension resident survival guide: Difference between revisions
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{{familytree | | | B01 | | | | | B02 | | | | | | | | B03 | | | | | B04 | B01= '''History and Symptoms'''<br><br>[[Dizziness]] or [[lightheadedness]]<br>[[Syncope]] (fainting)<br>Rapid, shallow breathing<br>[[Nausea]]<br>[[Blurred vision]]<br>Cold clammy, pale skin| B02='''Physical Examination'''<br><br>[[Heart]] (irregular beats)<br>[[Tilt table test]]| B03='''Laboratory Tests'''<br><br>[[CBC]] ([[anemia]])<br>[[Glucose]] ([[Hypoglycemia]], [[DM]])<br>[[Urinalysis]]<br>Blood culture<br>[[Cortisol]] ([[Addison's disease]])<br>[[BUN]]| B04=[[EKG]]<br>[[Echocardiogram]]<br>[[Stress test]]<br>[[Valsalva maneuver]]}} | {{familytree | | | B01 | | | | | B02 | | | | | | | | B03 | | | | | B04 | B01= '''History and Symptoms'''<br><br>[[Dizziness]] or [[lightheadedness]]<br>[[Syncope]] (fainting)<br>Rapid, shallow breathing<br>[[Nausea]]<br>[[Blurred vision]]<br>Cold clammy, pale skin| B02='''Physical Examination'''<br><br>[[Heart]] (irregular beats)<br>[[Tilt table test]]| B03='''Laboratory Tests'''<br><br>[[CBC]] ([[anemia]])<br>[[Glucose]] ([[Hypoglycemia]], [[DM]])<br>[[Urinalysis]]<br>Blood culture<br>[[Cortisol]] ([[Addison's disease]])<br>[[BUN]]| B04=[[EKG]]<br>[[Echocardiogram]]<br>[[Stress test]]<br>[[Valsalva maneuver]]}} | ||
{{familytree | | | | | | |,|-|-|-|^|-|-|-|.| | | | | | | | | | | | | | | }} | {{familytree | | | | | | |,|-|-|-|^|-|-|-|.| | | | | | | | | | | | | | | }} | ||
{{familytree | | | | | | C01 | | | | | | C02 | | | | | | | | | | | | | | C01=Tilt test positive| C02=Tilt test negative}} | {{familytree | | | | | | C01 | | | | | | C02 | | | | | | | | | | | | | | C01=[[tilt table test|Tilt table test positive]]| C02=[[tilt table test|Tilt table test negative]]}} | ||
{{familytree | | | | | | |!| | | | | | | |!| | | | | | | | | | | | | | | }} | {{familytree | | | | | | |!| | | | | | | |!| | | | | | | | | | | | | | | }} | ||
{{familytree | | | | | | D01 | | |,|-|-|-|^|-|-|-|.| | | | | | | | | | | D01=D01 }} | {{familytree | | | | | | D01 | | |,|-|-|-|^|-|-|-|.| | | | | | | | | | | D01=D01 }} | ||
Revision as of 13:39, 9 August 2013
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Hypotension Microchapters |
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Diagnosis |
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Treatment |
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Case Studies |
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Hypotension resident survival guide On the Web |
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Risk calculators and risk factors for Hypotension resident survival guide |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Definition
Hypotension is low blood pressure, especially in the arteries of the systemic circulation. It is considered to be a systolic BP of less than 90mmHg or diastolic of less than 60mmHg.
Causes
Life Threatening Causes
Common Causes
- ACE inhibitors
- Addison's disease
- Alpha blockers
- Anaphylaxis
- Beta blockers
- Bleeding
- Calcium channel blockers
- Diabetes mellitus
- Diuretics
- Hypoglycemia
- Hypothermia
- Hypovolemia
- Pregnancy
- Sepsis
- Shock
- Tricyclic antidepressants
Management
Algorithm summarizing the management of hypotension is shown below
| BP measurement | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Systolic BP < 90mmHg Or Diastolic BP < 60mmHg | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Hypotension | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| History and Symptoms Dizziness or lightheadedness Syncope (fainting) Rapid, shallow breathing Nausea Blurred vision Cold clammy, pale skin | Physical Examination Heart (irregular beats) Tilt table test | Laboratory Tests CBC (anemia) Glucose (Hypoglycemia, DM) Urinalysis Blood culture Cortisol (Addison's disease) BUN | EKG Echocardiogram Stress test Valsalva maneuver | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Tilt table test positive | Tilt table test negative | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| D01 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| E01 | E02 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| F01 | F02 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Do's
Don'ts
- Avoid or limit the use of alcohol
- Avoid standing for prolonged periods of time
- Don't cross legs while in a sitting position