Idiopathic pneumonia syndrome

Idiopathic pneumonia syndrome is a set of pneumonia-like symptoms that occur with no sign of infection in the lung. Idiopathic pneumonia syndrome is a serious condition that can occur after a stem cell transplant. It occurs between 2.2 and 15 percent of hematopoietic stem cell transplants. The incubation period ranges between 4 and 106 days, but mostly is about 22 days from transplant.^[1]

Symptoms[]

The symptoms are like pneumonia, and include fever, chills, coughing, and breathing problems. Lack of oxygen may also occur.^[1]

Risk factors[]

Risk factors for IPS can be old age, graft vs host disease, multi organ failure, and multiple organ failure.^[1]

Diagnosis[]

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Treatment[]

Treatment is only supportive, with steroids showing no effect. The need for mechanical ventilation is indicative of a poor prognosis. Steroids are often used, though often without effect.^[1]

References[]

• Idiopathic pneumonia syndrome entry in the public domain NCI Dictionary of Cancer Terms

 This article incorporates public domain material from the U.S. National Cancer Institute document: "Dictionary of Cancer Terms".