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Difference between revisions of "Medical lung diseases"
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Medical lung diseases (view source)
Revision as of 16:21, 14 February 2011
, 16:21, 14 February 2011→Lymphocytic lesions of the lung
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===Gross=== | ===Gross=== | ||
* | *Location: basilar predominance. | ||
*Increased interstitial markings. | |||
===Microscopic=== | ===Microscopic=== | ||
Features:<ref>URL: [http://emedicine.medscape.com/article/299643-diagnosis http://emedicine.medscape.com/article/299643-diagnosis]. Accessed on: 2 June 2010.</ref> | Features:<ref>URL: [http://emedicine.medscape.com/article/299643-diagnosis http://emedicine.medscape.com/article/299643-diagnosis]. Accessed on: 2 June 2010.</ref> | ||
*Small mature lymphocytes (usually B cells).<ref name= | *Small mature lymphocytes (usually B cells).<ref name=afip_vol2_265>AFIP atlas of nontumour pathology. 2002. Vo. 2. P.265. ISBN 1-881041-79-4.</ref> | ||
*Plasma cells. | *Plasma cells. | ||
*+/-Lymphoid follicles. | *+/-Lymphoid follicles. | ||
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*[[Lymphoma]]. | *[[Lymphoma]]. | ||
*Follicular bronchitis/bronchiolitis. | *Follicular bronchitis/bronchiolitis. | ||
**This is determined in part by radiology. | *Nodular lymphoid hyperplasia. | ||
**This is determined in part by radiology; it has nodules radiographically. | |||
==Follicular bronchitis/bronchiolitis== | ==Follicular bronchitis/bronchiolitis== | ||
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Images: [http://pathhsw5m54.ucsf.edu/case31/image317.html Intersitial pattern - radiographs (ucsf.edu)]. | Images: [http://pathhsw5m54.ucsf.edu/case31/image317.html Intersitial pattern - radiographs (ucsf.edu)]. | ||
===Microscopic=== | ===Microscopic=== | ||
Features:<ref name= | Features:<ref name=afip_vol2_277>AFIP atlas of nontumour pathology. 2002. Vo. 2. P.277. ISBN 1-881041-79-4.</ref> | ||
*Peribronchiolar/peribronchial lymphoid nodules with: | *Peribronchiolar/peribronchial lymphoid nodules with: | ||
**Reactive germinal centres. | **Reactive germinal centres. | ||
| Line 355: | Line 357: | ||
*[[Lymphoma]], specifically [[MALToma|MALTomas/BALTomas]]. | *[[Lymphoma]], specifically [[MALToma|MALTomas/BALTomas]]. | ||
*[[Lymphocytic interstitial pneumonia]]. | *[[Lymphocytic interstitial pneumonia]]. | ||
*Nodular lymphoid hyperplasia. | |||
**This is determined in part by radiology; it has nodules radiographically. | |||
==Nodular lymphoid hyperplasia== | |||
===General=== | |||
*[[AKA]] pseudolymphoma - a term some dislike.<ref name=afip_vol2_277>AFIP atlas of nontumour pathology. 2002. Vo. 2. P.277. ISBN 1-881041-79-4.</ref> | |||
*Definition - reactive lymphoid cells. | |||
===Gross/radiology=== | |||
*Has nodules radiographically. | |||
===Microscopic=== | |||
Features:<ref name=afip_vol2_277>AFIP atlas of nontumour pathology. 2002. Vo. 2. P.277. ISBN 1-881041-79-4.</ref> | |||
*Reactive lymphoid nodules. | |||
Notes:<ref name=afip_vol2_277>AFIP atlas of nontumour pathology. 2002. Vo. 2. P.277. ISBN 1-881041-79-4.</ref> | |||
*Presence of germinal centres do '''not''' exclude lymphoma - may still be a [[BALToma]]. | |||
**BALT = bronchial/bronchus associated lymphoid tissue. | |||
DDx: | |||
*[[Lymphoma]], specifically [[MALToma|MALTomas/BALTomas]]. | |||
*[[Lymphocytic interstitial pneumonia]]. | |||
*Follicular bronchiolitis. | |||
=Smoking assoc. disease= | =Smoking assoc. disease= | ||