Chapter 021 Syncope (Part 6) docx

... 364). Electroencephalography is indicated if seizures are suspected.[newpage] Chapter 021. Syncope (Part 6) Diagnostic Tests The choice of diagnostic tests should be guided by the history ... pulmonary angiography is indicated in patients in whom syncope may be due to pulmonary embolus.In cases of possible cerebrovascular syncope, neuroimaging tests may be indicated, i...

Ngày tải lên: 06/07/2014, 12:21

... (massive acute myocardial infarction) Chapter 021. Syncope (Part 1) Harrison's Internal Medicine > Chapter 21. Syncope Syncope: Introduction Syncope, a transient loss of consciousness ... Not infrequently, however, the cause of syncope is multifactorial. Table 21-1 Causes of Syncope I. Disorders of Vascular Tone or Blood Volume A. Reflex syncopes 1. Neurocar...

Ngày tải lên: 06/07/2014, 12:21

... hypoxic-ischemic injury. Chapter 021. Syncope (Part 2) Disorders of Vascular Tone or Blood Volume Disorders of vascular tone or blood volume that can cause syncope include the reflex syncopes and a ... number of conditions resulting in orthostatic intolerance. The reflex syncopes—including neurocardiogenic syncope, situational syncope, and carotid sinus hypersensitivity—sh...

Ngày tải lên: 06/07/2014, 12:21

... response). The Chapter 021. Syncope (Part 3) Situational Syncope A variety of activities, including cough, deglutition, micturition, and defecation, are associated with syncope in susceptible ... occurs at night during or immediately after voiding. Deglutition syncope and defecation syncope occur in men and women. Deglutition syncope may be associated with esophageal...

Ngày tải lên: 06/07/2014, 12:21

... Chapter 021. Syncope (Part 4) Glossopharyngeal Neuralgia Syncope due to glossopharyngeal neuralgia (Chap. 371) is preceded ... common reason that cardiac output cannot increase. Pericardial tamponade is a rare cause of syncope. Syncope occurs in up to 10% of patients with massive pulmonary embolism and may occur with ... impulse conduction (e.g., AV block). Either may caus...

Ngày tải lên: 06/07/2014, 12:21

... in syncope. Urinary incontinence is frequent in seizures and rare in syncope. The return of consciousness is prompt in syncope and slow after a seizure. Mental confusion, Chapter 021. Syncope ... confusion, Chapter 021. Syncope (Part 5) Cerebrovascular Disease Cerebrovascular disease alone rarely causes syncope but may lower the threshold for syncope in patients w...

Ngày tải lên: 06/07/2014, 12:21

... hypertension.Disopyramide (150 mg bid), a vagolytic antiarrhythmic drug with Chapter 021. Syncope (Part 7) Syncope: Treatment The treatment of syncope is directed at the underlying cause. This discussion ... side. Those with intractable syncope due to the cardioinhibitory response to carotid sinus stimulation should undergo permanent pacemaker implantation.Patients with...

Ngày tải lên: 06/07/2014, 12:21

... doi:10.1038/gimo19, 2006 McCullough TM, Jaffe D: Head and neck disorders causing dysphagia. Chapter 038. Dysphagia (Part 6) Chest pain with dysphagia occurs in DES and related motor disorders. Chest ... performed in patients with motor dysphagia to exclude an associated structural abnormality (Chap. 2 86). Further Readings Massey B, Shaker R: Oral pharyngeal and upper esophage...

Ngày tải lên: 06/07/2014, 15:21

Ngày tải lên: 06/07/2014, 15:21

... Chapter 046. Sodium and Water (Part 6) Hyponatremia in the setting of ECF volume expansion is usually associated ... usually due to Hormonal excess or deficiency may cause hyponatremia. Adrenal insufficiency (Chap. 3 36) and hypothyroidism (Chap. 335) may present with hyponatremia and should not be confused with

Ngày tải lên: 06/07/2014, 15:21