92 results
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
in aVR, a true sign ... aVR is a good ECG ... sign of left main ... #Clinical #EM #IM ... #Cardiology #EKG
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... anteriorly in the left lung ... #Clinical #Radiology ... SilhouetteSign #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... leading into a lung ... Feeding #Vessel #Sign ... #diagnosis #radiology ... #clinical
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung ... #Clinical #Diagnosis ... #Radiology #CTChest ... Histiocytosis #RadiologyAssistant
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... Normalization Spodick's sign ... #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
adenopathy ('1-2-3-sign ... In lung carcinoma ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant