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| ==Pulmonary nodular lymphoid hyperplasia== | | ==Pulmonary nodular lymphoid hyperplasia== |
| *[[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>
| | {{Main|Pulmonary nodular lymphoid hyperplasia}} |
| ===General===
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| *Definition - reactive lymphoid cells.
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| ===Gross/radiology===
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| *Has nodules radiographically.
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| ===Microscopic===
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| Features:<ref name=afip_vol2_277>AFIP atlas of nontumour pathology. 2002. Vo. 2. P.277. ISBN 1-881041-79-4.</ref>
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| *Reactive lymphoid nodules.
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| Notes:<ref name=afip_vol2_281>AFIP atlas of nontumour pathology. 2002. Vo. 2. P.281. ISBN 1-881041-79-4.</ref>
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| *Presence of germinal centres do '''not''' exclude lymphoma - may still be a [[BALToma]].
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| **BALT = bronchial/bronchus associated lymphoid tissue.
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| DDx:
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| *[[Lymphoma]], specifically [[MALToma|MALTomas/BALTomas]].
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| *[[Lymphocytic interstitial pneumonia]].
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| *Follicular bronchiolitis.
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| =[[Smoking]] associated disease= | | =[[Smoking]] associated disease= |