Editing Pneumonia (section)

===Fungi===
{{Main|Fungal pneumonia}}

Fungal pneumonia is uncommon, but occurs more commonly in individuals with weakened immune systems due to AIDS, [[immunosuppressive drug]]s, or other medical problems.<ref name=EBMED05/><ref name=Fungus2009>{{cite book|last1=Maskell|first1=Nick | last2 = Millar | first2 = Ann |title=Oxford Desk Reference: Respiratory Medicine |year=2009|publisher=Oxford University Press|location=Oxford | isbn = 978-0-19-923912-2 |page=196|url=https://books.google.com/books?id=MfEUkzQQ1BEC&pg=PA196}}</ref> It is most often caused by ''[[Histoplasmosis|Histoplasma capsulatum]]'', ''[[Blastomyces]]'', ''[[Cryptococcus neoformans]]'', ''[[Pneumocystis jiroveci]]'' ([[pneumocystis pneumonia]], or PCP), and ''[[Coccidioides immitis]]''. Histoplasmosis is most common in the [[Mississippi embayment|Mississippi River basin]], and [[coccidioidomycosis]] is most common in the Southwestern United States.<ref name=EBMED05/> The number of cases of fungal pneumonia has been increasing in the latter half of the 20th century due to increasing travel and rates of immunosuppression in the population.<ref name=Fungus2009/> For people infected with [[HIV/AIDS]], PCP is a common [[opportunistic infection]].<ref name=Ewa2015>{{cite journal | vauthors = Ewald H, Raatz H, Boscacci R, Furrer H, Bucher HC, Briel M | title = Adjunctive corticosteroids for Pneumocystis jiroveci pneumonia in patients with HIV infection | journal = The Cochrane Database of Systematic Reviews | issue = 4 | pages = CD006150 | date = April 2015 | volume = 2015 | pmid = 25835432 | pmc = 6472444 | doi = 10.1002/14651858.CD006150.pub2 }}</ref>