22 results
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
capsule. collateral ligaments ... joint hinge joint ... joint = hinge joint ... fingertip) • Exam: Pain ... #Orthopedics #MSK
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
adduction) OK Sign ... - AIN (Anterior ... at IP joint & flexion ... at DIP joint ... UpperExtremities #diagnosis
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
interphalangeal joint ... the edge of the table ... at this joint to ... at the DIP may ... #sports #msk #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet Finger Absence ... in flexion due ... ED Management: Pain ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint ... • Tendon • Ligament ... 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:
Approach to Joint ... Pain - Diagnostic ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
pain, swelling, ... pain), especially ... esp carpal, MCP, PIP ... ulnar drift of fingers ... #symptoms #diagnosis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Approach to Joint ... Differential Diagnosis ... spine, shoulders, hips ... noninflammatory Signs ... #Diagnosis #MSK
Ulnar Fovea Sign Test for Fovea Disruption

Useful for patients with pain along the ulnar aspect of
the elbow on a table ... in 90°-110° of flexion ... ulnotriquetral ligament ... wrist #clinical #video ... #orthopedics #msk
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
capsule ligaments ... healthy, flexible ligaments ... pathophysiology #diagnosis ... #symptoms #signs ... stages #staging #msk