Rheumatoid Arthritis
380 Rheumatoid Arthritis Ankoor Shah, E. William St. Clair INTRODUCTION Rheumatoid arthritis (RA) is a chronic inflammatory disease of unknown etiology marked by a symmetric, peripheral polyarthritis. It is the…
Medical Evaluation of the Surgical Patient
9 Medical Evaluation of the Surgical Patient Wei C. Lau, Kim A. Eagle Cardiovascular and pulmonary complications continue to account for major morbidity and mortality in patients undergoing noncardiac…
Enterovirus, Parechovirus, and Reovirus Infections
FIGURE 226-34 Various oral lesions in HIV-infected individuals. A. Thrush. B. Hairy leukoplakia. C. Aphthous ulcer. D. Kaposi’s sarcoma. Esophagitis (Fig. 226-35) may present with odynophagia and retrosternal pain. Upper endoscopy…
Diverticular Disease and Common Anorectal Disorders
FIGURE 351-8 Wireless capsule endoscopy image in a patient with Crohn’s disease of the ileum shows ulcerations and narrowing of the intestinal lumen. (Courtesy of Dr. S. Reddy, Gastroenterology Division, Department…
Lower Gastrointestinal Cancers
FIGURE 105-4 Influence of vismodegib on the hedgehog (Hh) pathway. Normally, one of three Hh ligands (sonic [SHh], Indian, or desert) binds to patched homolog 1 (PTCH1), causing its degradation and…
Diseases of the Spinal Cord
456 Diseases of the Spinal Cord Stephen L. Hauser, Allan H. Ropper Diseases of the spinal cord are frequently devastating. They produce quadriplegia, paraplegia, and sensory deficits far beyond…
Disorders Caused by Venomous Snakebites and Marine Animal Exposures
Metals pose a significant threat to health through low-level environmental as well as occupational exposures. One indication of their importance relative to other potential hazards is their ranking by the…
Biology of Obesity
FIGURE 411-1 Pubertal events in males. Sexual maturity ratings for genitalia and pubic hair and divided into five stages. (From WA Marshall, JM Tanner: Variations in the pattern of pubertal changes…
Infectious Arthritis
In patients with subacute presentations, fever is typically low-grade and rarely exceeds 39.4°C (103°F); in contrast, temperatures of 39.4°–40°C (103°–104°F) are often noted in acute endocarditis. Fever may be blunted…
Infections Acquired in Health Care Facilities
FIGURE 164-3 Coronal fluid-attenuated inversion recovery (FLAIR) magnetic resonance image from a patient with herpes simplex encephalitis. Note the area of increased signal in the right temporal lobe (left side of…
