15 results
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
joint hinge joint ... #Dislocation #IPJoint ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Arthritis ... Trauma • Strains/ tears ... • Sacroiliac Joint ... Valgus position of knee ... #msk
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint ... e.g., meniscal tears ... e.g., congenital hip ... #Pain #MSK #rheumatology ... #differential #diagnosis
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Pain - Diagnostic ... = Worry about late ... - parvovirus, HIV ... #Joint #Pain #MSK ... #differential #diagnosis
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
in Rheumatoid arthritis ... commonly affects the knee ... hip and L/C-spine ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to ... joint, maintain ... Mallet #Finger #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
McMurray's Test for Meniscal Tear on Knee Examination

The McMurray's test evaluates for meniscal tear.
With the patient
fully flexed, palpate ... the medial joint ... palpating the lateral joint ... #clinical #video ... #msk #orthopedics
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Fever/Chills/Joint ... Brucellosis - Viruses: HIV ... #differential #diagnosis ... #msk #physicalexam
Iliotibial Band Friction Syndrome - MSK Radiology
Imaging Findings:
 • The iliotibial band (ITB) is thickened with
pain with point ... proximal to lateral joint ... joint recess: Well-defined ... joint is seen ... #diagnosis #msk
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
- Differential Diagnosis ... JointHip Dysplasia ... Legg-Calve-Perthes Disease Knee ... Joint • Patellofemoral ... Deformity #Limp #MSK