53 results
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
PIP joints are ... and PIP joints ... of the extensor tendons ... of the extensor tendons ... #Orthopedics #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to ... terminal extensor tendon ... Exam: Swollen and tender ... DIP joint that ... #Orthopedics #MSK
Abnormal Simmonds-Thompson Test (Positive) for Achilles Tendon Rupture

In this positive Simmonds-Thompson test, there is no plantar
) for Achilles Tendon ... flexion of the foot ... Positive #Achilles #Tendon ... PhysicalExam #Calf #Sports ... #msk #ankle #orthopedics
Normal Simmonds-Thompson Test (Negative) for Achilles Tendon Rupture

In this normal Simmonds-Thompson test, plantar flexion of the
) for Achilles Tendon ... flexion of the foot ... intact Achilles tendon ... PhysicalExam #Calf #Sports ... #msk #orthopedics
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Pathology of the Hip ... • Stroke • Root ... joints • Decr ... • Sacroiliac Joint ... signs #diagnosis #msk
Talus Fracture on POCUS
Athlete with hard landing on one foot, pain and tenderness over dorsum of
Talus Fracture on POCUS ... landing on one foot ... over dorsum of foot ... to tibiotalar joint ... clinical #ultrasound #MSK
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... 3) Number of Joints ... warm, swollen, tender ... - parvovirus, HIV ... #Joint #Pain #MSK
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Inflammatory Joint ... tend to bear the ... affects the knee hip ... > Stiffness is short-lived ... Comparison #Versus #MSK
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint ... Adjacent bursa • Tendon ... organ or nerve root ... e.g., congenital hip ... #Pain #MSK #rheumatology
Psoriatic Arthritis: Pathogenesis and Clinical findings

In tendons and connective tissues:
 • Enthesitis  - Pain/tenderness over
findings In tendons ... , ridging, oil spots ... Arthritis of DIP ... to osteolysis (IP ... of IP joints