14 hilar and mediastinal lymph node enlargement

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Transcript of 14 hilar and mediastinal lymph node enlargement

14 Hilar and Mediastinal Lymph Node Enlargement

14 Hilar and Mediastinal Lymph Node Enlargement

CLINICAL IMAGAGINGAN ATLAS OF DIFFERENTIAL DAIGNOSISEISENBERG DR. Muhammad Bin Zulfiqar PGR-FCPS III SIMS/SHL

Fig C 14-1 Measles pneumonia. Diffuse, reticular interstitial infiltrate with a focal area of consolidation in the right upper lobe. Note the striking right hilar and mediastinal adenopathy (arrows).

Fig C 14-2 Tularemia pneumonia. Air-space consolidation involving the right middle lobe and a portion of the right upper lobe. Note the right paratracheal nodal enlargement (arrow).

Fig C 14-3 Bubonic plague. (A) Initial film demonstrates massive enlargement of the mediastinal lymph nodes (arrows). (B) After chloramphenicol therapy, a repeat chest film demonstrates complete clearing of the lymphadenopathy.32

Fig C 14-4 Oat cell carcinoma. Prominent right mediastinal lymphadenopathy associated with an ill-defined primary malignant lesion (arrow).

Fig C 14-5 Lymphoma. (A) Initial chest film demonstrates marked widening of the upper half of the mediastinum due to pronounced lymphadenopathy. (B) After chemotherapy, there is a marked decrease in the width of the upper mediastinum.

Fig C 14-6 Lymphoma. Lateral view of the chest shows subtle enlargement of a retrosternal (internal mammary) lymph node (arrows).

Fig C 14-7 Leukemia. Bilateral hilar and right paratracheal lymphadenopathy

Fig C 14-8 Sarcoidosis. (A) Frontal and (B) lateral views of the chest demonstrate enlargement of the right hilar, left hilar, and right paratracheal lymph nodes, producing the classic 1-2-3 pattern of adenopathy.