Infectious Disease

What is the most likely cause of these painful plantar ulcers? Can youidentify this well-demarcated rash that arose at the site of vein grafting?

PHILADELPHIA -- In the frantic moments after being bitten by a poisonous snake, many people try first aid that does more harm than good, according to an emergency medicine specialist here.

ATLANTA -- The Georgia man with extensively drug-resistant tuberculosis (XDR-TB) who sparked an international hunt for contacts is asymptomatic and feeling well, officials said today.

SAN FRANCISCO -- Extensively drug resistant tuberculosis (XDR-TB) continues to be unearthed around the globe, with implications for U.S. clinicians, researchers said here.

ATLANTA -- For the first time in four decades, the CDC has quarantined a man as a public health risk, the government announced today. The Georgia man is infected with extensively drug resistant tuberculosis (XDR-TB).

ROCKVILLE, Md., May 29 -- A possible parasitic contamination of a solution for soft contact lens wearers has triggered a national recall.

CHICAGO -- Community-acquired methicillin-resistant Staphylococcus aureus (CA-MRSA) may target certain vulnerable populations and does not displace community-acquired methicillin-sensitive S. aureus.

HO CHI MINH CITY, Vietnam -- Antibodies from human survivors of an infection with the highly pathogenic avian influenza H5N1strain appear to offer mice protection against the virus.

ANAHEIM, Calif. -- Quinolone antibiotics for prostate-biopsy prophylaxis are showing signs of increased resistance.

WASHINGTON -- Bacterial overgrowth in the gut, a factor in irritable bowel syndrome, may also be at work in restless legs syndrome and antibiotics can help both conditions, one small study suggests.

ATLANTA -- Clinicians need to act quickly and appropriately to minimize morbidity and mortality of U.S. patients with malaria, CDC researchers said.

WASHINGTON -- This special report from Stanton M. Paddock, a MedPageToday contributing photographer, presents Ted Bader, M.D., of University of Oklahoma, discussing infection of Hepatitis C in Vietnam veterans.

BUFFALO, N.Y. -- An increased risk of tongue cancer in men has been associated with chronic peridontitis, independent of smoking status, researchers here reported.

WASHINGTON -- Forget that time-honored advice to diverticulosis patients to shun hard-to-digest foods like nuts and popcorn, said investigators here. Popcorn may actually be beneficial.

WASHINGTON -- The best new liver for a patient with hepatitis C related cirrhosis appears to be one from an HCV-infected donor, researchers reported here.

WASHINGTON -- Satins may improve liver function in patients with chronic hepatitis C, according to a small pilot study that challenges the widely accepted belief that the agents are hepatotoxic.

LONDON -- A single oral dose of vitamin D may give the immune system enough ammunition to fight off tuberculosis for six weeks after exposure, researchers here found.

BETHESDA, Md. -- The bumpy road to an HIV vaccine is leading researchers to try non-traditional avenues and to consider vaccines that -- unlike the classic paradigm -- would offer only partial protection.

CHICAGO -- A protocol for sepsis treatment in the emergency department may improve survival, researchers said here.

HELSINKI, Finland -- When babies born prematurely with a low birth weight become young adults, they are likely to have higher levels of insulin resistance, glucose intolerance, and higher blood pressure than those born at term, researchers here reported.

FORT SAM HOUSTON, Tex. -- The source of hard-to-treat infections in U.S. soldiers injured in Iraq, Kuwait, and Afghanistan remains a mystery, according to military researchers say.

COLUMBIA, MO -- Prenatal exposure to the mercury-containing preservative thimerosal in Rh immunoglobulin (RhIg) does not increase a child's risk for an autism spectrum disorder, said investigators here.

LYON, FRANCE -- Smoking and alcohol are independent risk factors for head and neck cancer, but a dose-dependent relationship was observed only for smoking, said researchers here.

LOUISVILLE, Ky. -- Hospitalized patients with community-acquired pneumonia should get drugs that cover both typical and atypical pathogens, international researchers have recommended.

ROTTERDAM, The Netherlands -- Through age five, children born at full term but with a low birth weight were more likely to have respiratory symptoms, but not asthma, researchers here reported.

LOS ANGELES -- A peptide that protects rhesus monkeys from HIV-1 infection does just the opposite when its structure is reversed, researchers here say.

PERTH, Australia -- Preterm babies given probiotics to pump up beneficial bacteria may be less likely to suffer necrotizing enterocolitis, according to a meta-analysis.

CAMBRIDGE, Mass. -- Small peptide segments -- typically only 19 amino acids in length -- govern the switch from a normal protein to a self-perpetuating infectious prion, according to researchers here.

SEATTLE -- The quadrivalent human papilloma virus (HPV) vaccine (Gardasil) is nearly 100% effective in preventing disease from two major cancer-causing strains, two industry-sponsored studies reported.

BALTIMORE -- The human papilloma virus -- known to cause a range of anogenital cancers -- is also associated with a dramatically increased risk of some throat cancers, according to researchers here.