Chapter 038 Dysphagia (Part 1) ppsx

... LES and acts as an external LES. Chapter 038. Dysphagia (Part 1) Harrison's Internal Medicine > Chapter 38. Dysphagia Dysphagia: Introduction Dysphagia is defined as a sensation ... swallowing is completed normally. Odynophagia means painful swallowing. Frequently, odynophagia and dysphagia occur together. Globus pharyngeus is the sensation of a lump lodged i...

Ngày tải lên: 06/07/2014, 15:21

... functions Chapter 038. Dysphagia (Part 2) Pathophysiology of Dysphagia Based on anatomic site of involvement, dysphagia may be divided into oral, pharyngeal, and esophageal dysphagia. ... normal relaxation of UES and LES during swallowing. Dysphagia caused by a large bolus or a narrow lumen is called mechanical dysphagia, whereas dysphagia due to weakness of peristal...

Ngày tải lên: 06/07/2014, 15:21

... to more aspiration. Jejunostomy tube feeding may lessen reflux. Chapter 038. Dysphagia (Part 3) Oropharyngeal motor dysphagia results from impairment of the voluntary effort required ... of the lower part of the cricoid cartilage (see Fig. 286 -1). A transient cricopharyngeal bar is seen in up to 5% of individuals without dysphagia undergoing upper gastrointestinal studie...

Ngày tải lên: 06/07/2014, 15:21

... Lower esophageal mucosal ring (Schatzki's ring) (see oropharyngeal motor disorders, Table 38 -1) II. Disorders of thoracic esophagus A. Diseases of smooth muscle or excitatory nerves 1. ... Congenital D. Tumors 1. Benign 2. Malignant III. Extrinsic compression A. Vascular compression (dysphagia lusoria, aberrant right subclavian artery, right-sided aorta, left atrial e...

Ngày tải lên: 06/07/2014, 15:21

... Chapter 038. Dysphagia (Part 5) Diseases of the striated muscle often also involve the cervical part of ... solids implies mechanical dysphagia with a lumen that is not severely narrowed. In advanced obstruction, dysphagia occurs with liquids as well as solids. In contrast, motor dysphagia due to achalasia ... more persistent. The duration and course of dysphagia are he...

Ngày tải lên: 06/07/2014, 15:21

... www.GImotilityonline.com; 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 ... www.GImotilityonline.com; doi:10. 1038/ gimo36, 2006 Paterson WG et al: Esophageal motility disorders. www.GImotilityonline.com; doi:10. 1038/ gimo20, 2006 Bibliography Achem...

Ngày tải lên: 06/07/2014, 15:21

... York, McGraw-Hill, 1998; with permission.) Figure 16-2 Chapter 016. Back and Neck Pain (Part 1) Harrison's Internal Medicine > Chapter 16. Back and Neck Pain Back and Neck Pain: Introduction ... Introduction The importance of back and neck pain in our society is underscored by the following: (1) the cost of back pain in the United States is ~$100 billion annually,...

Ngày tải lên: 06/07/2014, 08:20

... Misc ellaneous Causes (%) Und iagnosed Causes (%) Chapter 019. Fever of Unknown Origin (Part 1) Harrison's Internal Medicine > Chapter 19. Fever of Unknown Origin Definition and ... diagnostic categories. Source: Modified from de Kleijn et al., 1997 (Part I). on) (%) Pe tersdorf and Beeson (19 61) 1 952– 1957 00 36 19 19 a 19 a 7 La rson...

Ngày tải lên: 06/07/2014, 12:20

... analgesia to reduced or absent pain perception Chapter 025. Numbness, Tingling, and Sensory Loss (Part 1) Harrison's Internal Medicine > Chapter 25. Numbness, Tingling, and Sensory ... may be revealed by sensory nerve conduction studies or somatosensory evoked potentials (Chap. e 31). Whereas sensory symptoms may be either positive or negative, sensory signs on exam...

Ngày tải lên: 06/07/2014, 13:20

Ngày tải lên: 07/07/2014, 01:20