Nocturnal angina pectoris: Difference between revisions

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{{Chronic stable angina}}
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{{Nocturnal angina pectoris}}
'''For patient information, click [[{{PAGENAME}} (patient information)|here]].'''
 
{{CMG}}; '''Associate Editor-In-Chief:''' {{CZ}}
{{CMG}}; '''Associate Editor-In-Chief:''' {{CZ}}


==Overview==
==[[Nocturnal angina pectoris overview|Overview]]==
Nocturnal angina is the occurrence of anginal discomfort either during the first hours of sleep or during the early morning hours. It is speculated that discomfort caused during the first hours of sleep is due to increased venous return, whereas the discomfort caused during the early morning hours is due to increased vascular tone.
 
==[[Nocturnal angina pectoris pathophysiology|Pathophysiology]]==
 
==[[Nocturnal angina pectoris causes|Causes]]==


==Pathophysiology==
==[[Nocturnal angina pectoris differential diagnosis|Differentiating Nocturnal Angina Pectoris from other Diseases]]==
* Among patients who develop nocturnal angina within an hour or two of going to sleep, the mechanism of angina in this group of patients is likely to be an '''increase in venous return''' and hence increased intracardiac volume with a resulting increase in myocardial oxygen requirements.
 
* Among patients who develop nocturnal angina in the early morning hours a primary reduction in coronary blood flow resulting from '''increased coronary vascular tone''' has been postulated as the potential underlying mechanism. It is further asserted that this particular form of nocturnal angina is related to the biological changes associated with different stages of the sleep cycle.
==[[Nocturnal angina pectoris epidemiology and demographics|Epidemiology and Demographics]]==
 
==[[Nocturnal angina pectoris risk factors|Risk Factors]]==
 
==[[Nocturnal angina pectoris natural history, complications and prognosis|Natural History, Complications and Prognosis]]==


==Diagnosis==
==Diagnosis==
===Symptoms===
[[Nocturnal angina pectoris history and symptoms|History and Symptoms]] | [[Nocturnal angina pectoris physical examination|Physical Examination]] | [[Nocturnal angina pectoris laboratory findings|Laboratory Findings]] | [[Nocturnal angina pectoris electrocardiogram|Electrocardiogram]] | [[Nocturnal angina pectoris chest x ray|Chest X Ray]] | [[Nocturnal angina pectoris CT|CT]] | [[Nocturnal angina pectoris MRI|MRI]] | [[Nocturnal angina pectoris echocardiography|Echocardiography]] | [[Nocturnal angina pectoris other imaging findings|Other Imaging Findings]] | [[Nocturnal angina pectoris other diagnostic studies|Other Diagnostic Studies]]
Two patterns of nocturnal angina are observed:
# Some patients experience angina '''within an hour or two after sleeping'''.
# Other group of patients with nocturnal angina experience chest discomfort much later, in the '''early hours of the morning'''.


==Treatment==
==Treatment==
*The treatment is the same as [[Chronic stable angina treatment|chronic stable angina]].
[[Nocturnal angina pectoris medical therapy|Medical Therapy]] | [[Nocturnal angina pectoris surgery|Surgery]] | [[Nocturnal angina pectoris primary prevention|Primary Prevention]] | [[Nocturnal angina pectoris secondary prevention|Secondary Prevention]] | [[Nocturnal angina pectoris cost-effectiveness of therapy|Cost-Effectiveness of Therapy]] | [[Nocturnal angina pectoris future or investigational therapies|Future or Investigational Therapies]]
*If increased coronary vascular tone is felt to be the underlying mechanism, the [[calcium channel blockade]] may be of benefit.


==References==
==Case Studies==
{{reflist|2}}
[[Nocturnal angina pectoris case study one|Case #1]]
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==Related Chapters==
*[[Chronic stable angina]]
*[[Unstable angina]]


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Latest revision as of 14:48, 5 March 2013

Nocturnal angina pectoris Microchapters

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Overview

Pathophysiology

Causes

Differentiating Nocturnal Angina Pectoris from other Diseases

Epidemiology and Demographics

Risk Factors

Natural History, Complications and Prognosis

Diagnosis

History and Symptoms

Physical Examination

Laboratory Findings

Electrocardiogram

Chest X Ray

CT

MRI

Echocardiography

Other Imaging Findings

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Surgery

Primary Prevention

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Cost-Effectiveness of Therapy

Future or Investigational Therapies

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Case #1

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor-In-Chief: Cafer Zorkun, M.D., Ph.D. [2]

Overview

Pathophysiology

Causes

Differentiating Nocturnal Angina Pectoris from other Diseases

Epidemiology and Demographics

Risk Factors

Natural History, Complications and Prognosis

Diagnosis

History and Symptoms | Physical Examination | Laboratory Findings | Electrocardiogram | Chest X Ray | CT | MRI | Echocardiography | Other Imaging Findings | Other Diagnostic Studies

Treatment

Medical Therapy | Surgery | Primary Prevention | Secondary Prevention | Cost-Effectiveness of Therapy | Future or Investigational Therapies

Case Studies

Case #1

Related Chapters

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