11 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... sit in lunate "tea ... , median nerve injury ... #XRay #Diagnosis ... #Orthopedics #Sports
Causes of Pericarditis - Differential Diagnosis Algorithm
Viral:
 • Coxsackie
 • Echovirus
 • Adenovirus
 • Epstein-Barr virus
Diagnosis Algorithm ... • Epstein-Barr virus ... • Post-cardiac injury ... syndrome • Dissection ... #Causes #Cardiology
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
surgical repair Differential ... diagnosis: • Bankart ... Similar injury to ... mri #clinical #Radiology ... #diagnosis #msk
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Diagnosis Framework ... bearing after injury ... fracture - Patellar dislocation ... #diagnosis #msk
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
with a capsule tear ... anterior shoulder dislocation ... Differential diagnosis ... capsuloligamentous injury ... #diagnosis #msk
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Compartment syndrome ... consider compartment syndrome ... internal rotation and varus ... >> LINK TO ACL TEARS ... msk #clinical #video
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
cases/100,000 per year ... COVID 19 - Zika virus ... • Weakness: Starts ... Guillain-Barre Diagnosis ... Albuminocytologic dissociation
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... Diagnosis Framework ... Glossopharyngeal neuromas Vagus ... vision or black spots ... #diagnosis
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
Transient Patellar Dislocation ... - MSK Radiology ... Differential diagnosis ... Quadriceps Tendon Tear ... #diagnosis #msk
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... nodes • Roth’s spots ... Cholesterol emboli syndrome ... Septic emboli cause injury ... #Diagnosis #cardiology