14 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
attenuation or air-filled ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... abutting the pleura, air-bronchograms ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
the result of air ... in ground glass pattern ... #Radiology #Pulmonary ... #CTChest #GGO # ... #RadiologyAssistant
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... deWinter T waves - starts ... Ischemia #ECG #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
segment at (or 40-60 ms ... ST elevation in aVR ... V2 • Wellens sign ... Equivalents #ECG #EKG #diagnosis ... #differential #
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... diagnosis in this ... the central dot sign ... #Clinical #Radiology ... Histiocytosis #Cystic #RadiologyAssistant
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... STEMI: • Upsloping ... STE: "Pardee's sign ... #diagnosis #cardiology
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan, indicating air ... Signs of fibrosis ... included in the differential ... #Clinical #Radiology ... #CTChest #Chronic
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
lesion has been stable ... with a benign pattern ... definitive tissue diagnosis ... #Management #Radiology ... #CTChest #Fleischner
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... dystrophy - Brain stem ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest