Infectious Disease

Rhabdomyolysis is linked to infection in up to 31% of cases. However, only 19 cases of rhabdomyolysis related to E coli infection have been reported.

Rashes, like children, come in all shapes and sizes, and they have a variety of causes, ranging from infection to allergic reaction. This week’s photo quiz tests your knowledge of skin conditions in younger patients.

Coinfection with HIV and HCV presents a problem: many of the drugs used routinely to treat HIV have adverse interactions with the newer, and older, treatments for HCV.

In patients with diabetes who do not have foot ulcers, cellulitis is most often caused by Streptococcus and only occasionally by Staphylococcus species.

Respiratory symptoms are a major reason why outpatients seek medical care, and primary care physicians who treat children frequently see pneumonia. This week’s photo essay tests your knowledge of respiratory problems in kids.

Staphylococcal bacteria found in the urine should prompt a search for a primary source of infection.

Probiotic therapy has level 1 evidence for only one condition-acute infectious diarrhea.

This week’s questions cover a range of disorders-from infectious disease to GI problems, to HIV/AIDS. See how well you do . . .

Proton pump inhibitors have been associated with magnesium deficiency, pneumonia, and Clostridium difficile infection.

Previous antibiotic use and hospitalization are well known risk factors for C difficile infection. Are age, PPI use, immunosuppression, and BMI all also risk factors?

Age; proton pump inhibitor us; immunosuppression; BMI: which of these is not a risk factor for Clostridium difficile infection?

Dog Named Spot?-or Baby It's Cold Outside?

Patients with MRSA or MSSA should always be treated for at least 2 weeks with IV antibiotics.

Dramatically elevated liver enzyme elevations in this man with alcoholic cirrhosis and clouded sensorium suggest a hepatocellular rather than an obstructive process.

the dramatic elevation of aminotransferases may be the result of medication toxicity, acute viral hepatitis, or ischemic injury to the liver. Your assessment?

Mycobacterium avium complex enteritis; cytomegalovirus; Whipple disease; sprue: what endoscopic findings reveal the cause of worsening diarrhea in this HIV-infected man with a CD4 cell count of 32/μL?

Can a tick bite cause allegy to red meat? How long must a tick feed before it can transmit disease? Test your knowledge about tick borne illnesses with this mini-quiz.

An asymptomatic bump; IBD and celiac disease; a gradually expanding spot .... test your clinical skills on a range of disorders in this week's quiz.

Eosinophilic ascites is an extremely rare presenting sign of hypereosinophilic syndrome.

Not only does the welcome long-term survival of HIV-infected patients put them at risk of ordinary age-related bone loss, antiretroviral therapy leads to a decline in bone mineral density. What can be done?

HIV-infected men had a 2-fold increased risk of non–virus-related, non–AIDS-defining cancers compared with the general population living in the same area.

The eyes may be "windows to the soul," but they also provide a look at your patients’ overall health and clues to specific disorders. This week’s photo essay will test your ability to identify eye-related problems.

Double anaerobic antimicrobioal therapy is unnecessary and exposes patients unnecessarily to unpleasant adverse events.

Fecal microbiota transplant is thought to help restore the diversity of microbiota in the gut and allow restoration of colonization resistance.

This agent has a large number of drug-drug and drug-food interactions, and there is a need for increased INR monitoring.

Creatures of all kinds can get under your patients’ skin and cause problems, and the results sometimes are mistaken for other types of lesions. This week’s photo essay will test your ability to identify various kinds of diagnoses.

Identification of infections often presents a major challenge because there may be significant overlap in clinical findings. This week's photo essay takes the form of a quiz to test your ability to meet the challenge and hone your diagnostic skills.

A rapidly developing lesion . . . flashing lights . . . blue sclera: can you answer this week’s 5 quiz questions?

Vaccination against influenza substantially reduces the disease’s burden in the United States each year, according to the results of a unique look at the impact of vaccinations.

A biopsy revealed non-caseating granulomata, and culture revealed Mycobacterium marinum. This patient had a fish tank at home, and used his right hand to perform maintenance.