Brown crusts on infant owing to contact dermatitis associated with ethanol disinfection.

A 2-year-old girl developed dermatitis with atypical brown crusts after ethanol disinfection. Since many Oriental people have genetically reduced acetaldehyde dehydrogenase type 2 (ALDH2) activity, ethanol disinfection causes acetaldehyde to accumulate in the skin, resulting in dermatitis.

Clinical course of bacteremia from acute onset to life crisis.

bacteremia can present without signs of sepsis just after onset. For patients with fever, discerning the history of an animal bite is crucial. If it is positive for a dog bite, antibiotic treatment should be started.

Late onset of hemolytic uremic syndrome after the appearance of prodromal gastrointestinal tract symptoms.

Hemolytic uremic syndrome (HUS) may occur late after the onset and improvement of gastrointestinal tract symptoms. Clinicians need to carefully monitor for the onset of HUS, even if the patients have few symptoms.