Contagious Illnesses, Skin Infections

Pink eye in children: viral, bacterial, and allergic causes

Pink eye in children: viral, bacterial, and allergic causes

What pink eye means in a child Pink eye is the everyday term for conjunctivitis, inflammation of the conjunctiva. In children, this inflammation may be triggered by viruses, bacteria, allergens, or irritants such as smoke, chlorine, or foreign material. The visible result is often redness of the white of the eye, tearing, discharge, and eyelid […]

Mononucleosis in children and teens explained

Mononucleosis in children and teens explained

What mononucleosis is Infectious mononucleosis is a clinical syndrome most commonly linked to Epstein-Barr virus, or EBV, a member of the herpesvirus family. EBV is very common worldwide, and many people are infected at some point in childhood, adolescence, or early adulthood. After initial infection, the virus remains dormant in the body, as herpesviruses do, […]

Roseola in children: high fever followed by a rash

Roseola in children: high fever followed by a rash

What roseola is and why the fever-rash pattern matters Roseola, also called roseola infantum or exanthem subitum, is a common viral illness of early childhood. It is most often linked to human herpesvirus 6, and less commonly human herpesvirus 7. These viruses are widespread; many children are exposed in the first years of life. The […]

Fifth disease in children: symptoms, spread, and recovery

Fifth disease in children: symptoms, spread, and recovery

What fifth disease is Fifth disease, also called erythema infectiosum, is a common viral exanthem of childhood caused by parvovirus B19. The name “fifth disease” comes from an older classification of childhood rash illnesses, where it was listed after measles, scarlet fever, rubella, and another rash syndrome. Today, clinicians usually refer to the cause and […]

Scarlet fever in children: signs and treatment

Scarlet fever in children: signs and treatment

What scarlet fever is Scarlet fever is an infectious illness most often associated with group A Streptococcus, the same bacterium that can cause streptococcal pharyngitis. In scarlet fever, certain strains produce toxins that trigger a characteristic rash alongside symptoms of a throat infection. It is seen most often in children, particularly those in school or […]

Chickenpox in children: symptoms, care, and contagious period

Chickenpox in children: symptoms, care, and contagious period

What chickenpox is and why it spreads so easily Chickenpox is a primary infection with varicella-zoster virus, a member of the herpesvirus family. After exposure, the virus replicates in the upper respiratory tract and lymphoid tissue before spreading through the bloodstream to the skin, where the characteristic rash appears. The incubation period is usually about […]

Hand, foot, and mouth disease in children explained

Hand, foot, and mouth disease in children explained

What hand, foot, and mouth disease is Hand, foot, and mouth disease is a contagious viral syndrome, not the same as foot-and-mouth disease in animals. In children, it is most often caused by non-polio enteroviruses, especially coxsackievirus A16, coxsackievirus A6, and enterovirus 71. These viruses replicate in the respiratory and gastrointestinal tracts and may cause […]