In cases where the patient is either immunocompromised or immunosuppressed, a life-threatening aplastic crisis can occur.
Children with burns, eczema, or diaper rash or those who are immunosuppressed are highly susceptible to the herpes virus.
The development of FUO in certain settings, such as when it is acquired by patients in the hospital or in immunosuppressed individuals with a low white blood count, often needs rapid treatment to avoid serious complications.
Pneumocystis carinii causes pneumonia in immunosuppressed individuals such as patients being treated with chemotherapy or people with AIDS.
Both types of influenza vaccine may be administered to family members of immunosuppressed patients, as long as the patients do not require a protected environment, although the killed virus vaccine is preferred for this purpose.