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Difference between revisions of "Pulmonary alveolar proteinosis"
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Pulmonary alveolar proteinosis (view source)
Revision as of 17:22, 4 November 2021
, 17:22, 4 November 2021no edit summary
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| Prevalence = uncommon | | Prevalence = uncommon | ||
| Bloodwork = anti-GM-CSF antibodies, LDH elevated | | Bloodwork = anti-GM-CSF antibodies, LDH elevated | ||
| Rads = airspace disease, "crazy paving" | | Rads = airspace disease, "[[crazy paving]]" | ||
| Endoscopy = | | Endoscopy = | ||
| Prognosis = benign | | Prognosis = benign | ||
| Line 50: | Line 50: | ||
Clinical: | Clinical: | ||
*Dyspnea & cough - gradual onset. | *[[Dyspnea]] & cough - gradual onset. | ||
*Anti-GM-CSF antibodies - usually.<ref name=pmid16517574>{{Cite journal | last1 = Lin | first1 = FC. | last2 = Chang | first2 = GD. | last3 = Chern | first3 = MS. | last4 = Chen | first4 = YC. | last5 = Chang | first5 = SC. | title = Clinical significance of anti-GM-CSF antibodies in idiopathic pulmonary alveolar proteinosis. | journal = Thorax | volume = 61 | issue = 6 | pages = 528-34 | month = Jun | year = 2006 | doi = 10.1136/thx.2005.054171 | PMID = 16517574 }}</ref> | *Anti-GM-CSF antibodies - usually.<ref name=pmid16517574>{{Cite journal | last1 = Lin | first1 = FC. | last2 = Chang | first2 = GD. | last3 = Chern | first3 = MS. | last4 = Chen | first4 = YC. | last5 = Chang | first5 = SC. | title = Clinical significance of anti-GM-CSF antibodies in idiopathic pulmonary alveolar proteinosis. | journal = Thorax | volume = 61 | issue = 6 | pages = 528-34 | month = Jun | year = 2006 | doi = 10.1136/thx.2005.054171 | PMID = 16517574 }}</ref> | ||
*Serum LDH elevated.<ref name=pmid16517574/><ref name=pmid24532945>{{Cite journal | last1 = Bhattacharyya | first1 = D. | last2 = Barthwal | first2 = MS. | last3 = Katoch | first3 = CD. | last4 = Rohatgi | first4 = MG. | last5 = Hasnain | first5 = S. | last6 = Rai | first6 = SP. | last7 = Arora | first7 = A. | title = Primary alveolar proteinosis - A report of two cases. | journal = Med J Armed Forces India | volume = 69 | issue = 1 | pages = 90-3 | month = Jan | year = 2013 | doi = 10.1016/j.mjafi.2012.02.016 | PMID = 24532945 }}</ref> | *Serum LDH elevated.<ref name=pmid16517574/><ref name=pmid24532945>{{Cite journal | last1 = Bhattacharyya | first1 = D. | last2 = Barthwal | first2 = MS. | last3 = Katoch | first3 = CD. | last4 = Rohatgi | first4 = MG. | last5 = Hasnain | first5 = S. | last6 = Rai | first6 = SP. | last7 = Arora | first7 = A. | title = Primary alveolar proteinosis - A report of two cases. | journal = Med J Armed Forces India | volume = 69 | issue = 1 | pages = 90-3 | month = Jan | year = 2013 | doi = 10.1016/j.mjafi.2012.02.016 | PMID = 24532945 }}</ref> | ||
*Decreased oxygen saturation. | *Decreased oxygen saturation. | ||
==Gross== | |||
[[File:Crazy paving pattern on chest CT scan.jpg|thumb|Chest CT showing [[crazy paving]] pattern. (WC/Verma)]] | |||
*Consolidation. | |||
<gallery> | |||
Image:Alveolar proteinosis (5397198260).jpg | PAP. (WC/Rosen) | |||
</gallery> | |||
===Radiology=== | ===Radiology=== | ||
*CXR: airspace disease. | *CXR: airspace disease. | ||
*HRCT: "crazy paving" | *HRCT: "[[crazy paving]]". | ||
==Microscopic== | ==Microscopic== | ||
| Line 73: | Line 81: | ||
===Images=== | ===Images=== | ||
<gallery> | <gallery> | ||
Image:Pulmonary_alveolar_proteinosis_-3-_low_mag.jpg | PAP - low mag. (WC) | Image:Pulmonary_alveolar_proteinosis_-3-_low_mag.jpg | PAP - low mag. (WC) | ||
| Line 85: | Line 91: | ||
Image:Pulmonary_alveolar_proteinosis_-_very_high_mag.jpg | PAP - very high mag. (WC) | Image:Pulmonary_alveolar_proteinosis_-_very_high_mag.jpg | PAP - very high mag. (WC) | ||
</gallery> | </gallery> | ||
Images of DDx: | <gallery> | ||
Image:Alveolar proteinosis (5396599841).jpg | PAP (WC/Rosen) | |||
Image:Alveolar proteinosis (5397198452).jpg | PAP (WC/Rosen) | |||
</gallery> | |||
www: | |||
*[http://jcp.bmjjournals.com/content/62/5/387/F23.large.jpg PAP (bmjjournals.com)].<ref name=pmid19398592>{{cite journal |author=Leslie KO |title=My approach to interstitial lung disease using clinical, radiological and histopathological patterns |journal=J. Clin. Pathol. |volume=62 |issue=5 |pages=387–401 |year=2009 |month=May |pmid=19398592 |pmc=2668105 |doi=10.1136/jcp.2008.059782 |url=}}</ref> | |||
Images of DDx (pulmonary edema): | |||
*[http://www.sciencephoto.com/media/98443/enlarge Pulmonary edema (sciencephoto.com)]. | *[http://www.sciencephoto.com/media/98443/enlarge Pulmonary edema (sciencephoto.com)]. | ||