51 results
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
HTO) to correct his ... #ACL #Knee #Injury ... clinical #video #PhysicalExam ... Ortho #anterior #cruciate ... #ligament #msk
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
PIP joints are ... and PIP joints ... Hyperextension injury ... fingertip) • Exam: Pain ... #Orthopedics #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
: Hyperflexion injury ... tender DIP joint ... ED Management: Pain ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... Like in this case ... - parvovirus, HIV ... #Joint #Pain #MSK ... #differential #diagnosis
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
nociceptors -> Pain ... mechanical forces that are ... affects the knee hip ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis
Sacroiliac Distraction Test

The examiner applies downward and lateral pressure to the bilateral ASIS , the effect
applies downward and ... it reproduces pain ... injury dysfunction ... clinical #video #physicalexam ... #hip #msk #sports
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
pain, swelling, ... • Non-specific Acute-phase ... pain), especially ... esp carpal, MCP, PIP ... signs #symptoms #diagnosis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
present both at rest ... Arthritis: • Acute ... e.g., congenital hip ... #Pain #MSK #rheumatology ... #differential #diagnosis
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
Positive Varus Stress Test ... injury, we are ... complete rupture and ... Clinical #Video #PhysicalExam ... collateral #ligament #msk
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... Herpes zoster - HIV ... Immobilization) • Acute ... lower #extremity #msk ... #physicalexam