21 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
• Compression fracture ... Traumatic compression fracture ... osteoporotic compression fracture ... , Pathologic fracture ... #Diagnosis #causes
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
- Differential ... No features of secondary ... Mechanical • Aortic ... #HTN #Cardiology ... #Differential #
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Causes of Mitral ... endocarditis, Ring fracture ... Regurgitation #differential ... #diagnosis #cardiology ... #causes #primary
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
• Vascular: Aortic ... dissection, Aortic ... Nodule / mass • Masses ... Pericardial effusion • CXR ... Diagnosis #pulmonary #radiology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Absence of a fracture ... Finger deformity caused ... injuries: Avulsion fracture ... • ED Management ... Mallet #Finger #Radiology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
lateral wrist XR ... injuries: Carpal fracture ... radial styloid fracture ... injury • ED Management ... Wrist #Carpal #Radiology
PA view
On the PA chest-film it is important to examine all the areas where the lung
silhouette of the aortic ... hemorrhage due to a fracture ... elongation of the aorta ... Clinical #Anatomy #Radiology ... #CXR #Normal #Labeled
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Infraction - MSK Radiology ... Controversy: Subchondral fracture ... Look for secondary ... Differential diagnosis ... mri #clinical #Radiology
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
with Hill-Sachs fracture ... the impaction fracture ... Hill-Sachs impaction fracture ... Sachs impaction fracture ... mri #clinical #Radiology
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemopericardium)- Differential ... IATROGENIC DISEASE Secondary ... infarction • Aortic ... OTHER RARE CAUSES ... #Diagnosis #cardiology