Wide pulse pressure: Difference between revisions
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===Medical Therapy=== | ===Medical Therapy=== | ||
*Treat underlying causes | *Treat underlying causes | ||
:*[[ | :*[[Anemia]] | ||
:*chronic disease | :*chronic disease | ||
:*[[ | :*[[Fever]] | ||
:*[[ | :*[[Hypothyroidism]] | ||
:* | :*Regulate cranial pressure | ||
==== Acute Pharmacotherapy ==== | ==== Acute Pharmacotherapy ==== | ||
Line 211: | Line 211: | ||
*PTU | *PTU | ||
''Chronic [[aortic regurgitation]]'' | ''Chronic [[aortic regurgitation]]'' | ||
*[[ | *[[Diuretic]]s | ||
* | *Pressors | ||
*[[ | *[[Vasodilator]]s | ||
=== Surgery === | === Surgery === |
Revision as of 18:49, 24 November 2014
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
A wide pulse pressure is defined as a difference between the systolic blood pressure and the diastolic blood pressure that exceeds 60 - 70 mm Hg.
Causes
Life Threatening Causes
Common Causes
Causes by Organ System
Cardiovascular | No underlying causes |
Chemical/Poisoning | No underlying causes |
Dental | No underlying causes |
Dermatologic | No underlying causes |
Drug Side Effect | No underlying causes |
Ear Nose Throat | No underlying causes |
Endocrine | No underlying causes |
Environmental | No underlying causes |
Gastroenterologic | No underlying causes |
Genetic | No underlying causes |
Hematologic | No underlying causes |
Iatrogenic | No underlying causes |
Infectious Disease | No underlying causes |
Musculoskeletal/Orthopedic | No underlying causes |
Neurologic | No underlying causes |
Nutritional/Metabolic | No underlying causes |
Obstetric/Gynecologic | No underlying causes |
Oncologic | No underlying causes |
Ophthalmologic | No underlying causes |
Overdose/Toxicity | No underlying causes |
Psychiatric | No underlying causes |
Pulmonary | No underlying causes |
Renal/Electrolyte | No underlying causes |
Rheumatology/Immunology/Allergy | No underlying causes |
Sexual | No underlying causes |
Trauma | No underlying causes |
Urologic | No underlying causes |
Miscellaneous | No underlying causes |
Causes in Alphabetical Order
- Due to the hardening of arteries with age, there is an increased systolic blood pressure resulting in a higher pulse pressure.
- Aortic regurgitation
- Complete heart block
- Elderly
- Endocarditis
- Increased cardiac output states
- Murmur through systole and diastole
- Bounding impulses
- Sinus Bradycardia
- Systemic AV Fistula
- Thyrotoxicosis
- Wet beriberi
Diagnosis
Physical Examination
Heart
Chronic Aortic Regurgitation
- Rapid rise and fall
- Systolic BP of lower limbs >20mmHg than Systolic BP in arms
Other
- head bobs back and forth with each heartbeat
Laboratory Findings
Suggested Labs
- CBC: To rule out anemia
- TSH: To rule out thyrotoxicosis
- Blood Cultures: To rule out endocarditis
- free T4: To rule out thyrotoxicosis
- free T3: To rule out thyrotoxicosis
Chest X Ray
- May demonstrate aortic dissection if there is aortic knob enlargement and widened mediastinum
MRI and CT
- CT can indicate aortic dissection
- MRI can also be used to diagnose aortic dissection
Echocardiography or Ultrasound
- Better than Aortography
- Transesophageal echocardiography measures aortic regurgitation
- detects two additional lumen for diagnosis of aortic dissection
Other Imaging Findings
- If suspect of atherosclerosis
- CAD risk stratification measurement
- cholesterol screening
- stress test
- cardiac catheterization
Treatment
Medical Therapy
- Treat underlying causes
- Anemia
- chronic disease
- Fever
- Hypothyroidism
- Regulate cranial pressure
Acute Pharmacotherapy
- Emergency blood cultures and IV antibiotic for endocarditis
Chronic Pharmacotherapies
- Beta-blockers
- PTU
Chronic aortic regurgitation
- Diuretics
- Pressors
- Vasodilators
Surgery
Indications for Surgery
- Emergency surgery
Chronic aortic regurgitation
- Aortic valve replacement
- Commonly in patients with low EF