21 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... bearing after injury ... injuries - Meniscal injury ... Intra-articulation fracture ... #Effusions #causes
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... over dorsum of foot ... Commonly caused ... such as fibular fracture
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
, POSTERIOR KNEE ... DISLOCATION: ~25% cases ... Dorsiflexion of foot ... Compartment syndrome ... consider compartment syndrome
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
• Stroke • Root ... Greater Trochanter Fracture ... Valgus position of knee ... Trendelenburg #Gait #pathophysiology ... #causes #symptoms
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
prolapse (Marfan syndrome ... , Ehler-Danlos syndrome ... papillary muscle injury ... hypereosinophilic syndrome ... Differential #Diagnosis #Cardiology
Orthopedic Splints, Casts, Plasters, Traction and Frames
Upper Limb and Spine 
 • DUNLOP TRACTION: Used in
cervical spine injury ... cervical spine injury ... deformity of hip and knee ... bucket handle injury ... applied to the foot
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Case description ... Controversy: Subchondral fracture ... Plantar plate injury ... Freiberg #Infraction #foot ... #clinical #mri
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... Dissection, Traumatic Injury ... to Root Chronic ... Ehlers-Danlos Syndrome ... #cardiology
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
atraumatic adolescent knee ... repeated follow-up MRI ... Salter Harris injury ... always a history of injury ... lesion #clinical #mri
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... capsuloligamentous injury ... BHAGL): Avulsion fracture ... shoulder #clinical #mri ... #clinical #Radiology