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There are about a dozen x-ray findings, but two of them are especially important: Loss of
aortic-pulmonary window ... and the calcium sign ... #Clinical #Diagnosis ... #Radiology #CXR ... AorticKnob #Dissection #APWindow
Here another case. On the PA-film a mass is seen that fills the aortopulmonary window. Final
Final diagnosis: ... #Clinical #Radiology ... #CXR #Lateral # ... APWindow #AP #Window ... Fullness #SCLC #RadiologyAssistant
The PET better demonstrates the extent of the lymphnode metastases in this patient.
Final diagnosis: small cell
Final diagnosis: ... #Clinical #Radiology ... #CXR #PET #APWindow ... #AP #Window #Fullness ... #SCLC #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Aortopulmonary window
The aortopulmonary window is the interface below the aorta and above the pulmonary trunk and
Aortopulmonary window ... aortopulmonary window ... #Clinical #Radiology ... #CXR #APWindow ... Hodgkins #Lymphoma #RadiologyAssistant
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... #Clinical #Radiology ... #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... (Stork test) ... • XR — scotty dog ... vertebrae • CT ... Spondylolisthesis #MSK #diagnosis
On the left we see a chest film with a typical finger-in-glove shadow.
The HRCT shows focal
the appropriate clinical ... #Clinical #Radiology ... #CXR #CTChest # ... FingerInGlove #Sign ... #RadiologyAssistant
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Feeding #Vessel #Sign ... #diagnosis #radiology ... #clinical