Differences

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--- lung_mass [2026/07/01 03:31] – [lung / pulmonary mass on CT or CXR] wh
+++ lung_mass [2026/07/01 03:32] (current) – wh
@@ Line 4: / Line 4: @@
   *[[CXR]]
   *[[oncology]]
-  *[[lung_lesions]]
 =====Introduction=====
   *lung nodules or masses are relatively common incidental findings on CT scans and are often a cause for concern and in some cases may be the cause of the patient's symptoms
+  ***see [[lung_lesions]]**
-=====DDx=====
-  *benign nodules and cysts
-    * hamartoma
-    * bronchogenic cyst
-  *nodules or masses suspicious for malignancy
-    * pleural based lesions suggest [[mesothelioma]]
-  *known malignancy
-    * [[neo_lung]]
-  *inflammatory or infective lesions
-    * cavitating lesions which suggest abscess formation
-      * [[TB]], Staph. aureus abscess; Wegener's granulomatosis, etc
-    * granuloma - eg [[tb]]
-    * "round" pneumonia
-  *enlarged LN's (generally lumpy rather than smooth contour):
-    *inflammation - [[sarcoidosis]], silicosis, etc
-    *neoplasm - [[lymphoma]], metastases, bronchogenic Ca
-    *infection - [[tb]], [[histoplasmosis]], [[EBV]]
-  *extra-pleural masses:
-    * rib tumour, rib infection, neurofibroma, schwannoma, lipoma
-=====Follow up of undiagnosed nodules and masses=====
-  *many require only 6-12 month re-imaging with CT scan
-  *those with highly suspicious features generally need urgent referral