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Quick Medical Diagnosis & Treatment
Pulmonary Infiltrates in the Immunocompromised Host
Sections: Key Features, Clinical Findings, Diagnosis, Treatment.
Excerpt: | |  Immunocompromised patients defined as those with
| | – HIV disease – Absolute neutrophil counts < 1000/mcL – Current or recent exposure to myelosuppressive or immunosuppressive drugs, or those currently taking > 5 mg/d prednisone |
May arise from infectious or noninfectious causes | | – Infectious: bacterial, mycobacterial, fungal, protozoal, helminthic, or viral pathogens – Noninfectious processes: pulmonary edema, alveolar hemorrhage, drug reactions, pulmonary thromboembolic disease, malignancy, and radiation pneumonitis may mimic infection |
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