28 results
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
joint hinge joint ... joint = hinge joint ... fingertip) • Exam: Pain ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Chronic Shoulder Pain ... - Differential ... 4 tests for the ... AC joint: 1. ... #MSK
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
interphalangeal joint ... flexion at this joint ... to flex at the DIP ... clinical #video #sports ... #msk #orthopedics
Elson's Test - Extensor Digitorum Finger Examination

Elson's test evaluates for partial or complete tear of the
Digitorum Finger ... interphalangeal joint ... extend at the PIP ... clinical #video #sports ... #msk #orthopedics
Sacroiliac Distraction Test

The examiner applies downward and lateral pressure to the bilateral ASIS , the effect
anterior sacroiliac joint ... it reproduces pain ... indicating SI Joint ... #SIJoint #Joint ... #msk #sports #orthopedics
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
nociceptors -> Pain ... affects the knee hip ... > Stiffness is short-lived ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint ... e.g., congenital hip ... #Pain #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
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 #differential
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Pain • Viral ... rash) • Primary HIV ... Infectious #JointPain #MSK
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... common sites: hip ... BrighamChiefs #Bone #Joint ... #diagnosis #causes ... #hematology