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mediastinal masses-anterior
lymphadenophaty-most common-lymph nodes larger than 1cm are enlarged
thyroid
thymus
teratomas
Mediastinal masses-middle
Lymphadenophaty
Aortic aneurysms
Lymphadenopathy
malingnat-lumphomas; SCLC; Mets (breast)
Benign-infection (mono or Tb)
Aortic Aneurysms
Persistent above 4cm
5-6cm risk of rupture
Mediastinal Masses-Middle
Aortic Dissection
Aortic Dissection
Abrubt onset of pain
MRI-most sensitive but CT good as well
Radiograph-widened mediastinum, left pleural effusion, loss of aortic arch shadow, deviation of trachea and esophagus to the right.
Mediastinal masses-posterior
Neurogenic tumors-can cause bone changes in spinal canal and ribs.
May have pleural effusions
Nodule vs mass
<3cm nodule
>3cm mass
Bening Nodules
Granulomas-may result post-infection
Hamartomas-peripherally located "popcorn appearance
Bronchogenic Carcinoma
Seeing a solitary nodule/mass
seeing the effects of it suchas pneumonitis or atelectasis
seeing direct or metastiatic spread
common
Lung cancers with spread
Direct extension
Hilar adenopathy
Mediastinal adenopathy
Pleural effusion from lymphagitic spread
Mets to bone
Multiple nodules
most often think mets, defferent sizes-small to cannon ball
Lymphangitic spread-lung, breast, pancreas--unilateral pulmonary edema.
Cavities
Bronchogenic-thick wall and irregular inner margin
Tb-thin wall and smooth inner margin
Abscess-thick wall and smooth inner margin
Author
melissauri
ID
269536
Card Set
Test two
Description
spring 2014
Updated
2014-04-07T03:19:06Z
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