15 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 ... ulnar displacernent ... fingertip) • Exam: Pain ... #Orthopedics #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
underlying bone ... capsule or bone ... -> Pain #Anterior ... signs #symptoms #msk ... #orthopedics #pathophysiology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
disruption (may be bony ... tender DIP joint ... ED Management: Pain ... Diagnosis #Management #Hand ... #Orthopedics #MSK
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Chronic Joint Pain ... Rupture • ... , Iliotiibial Band ... Intraarticular #MSK ... Diagnosis #Algorithm #Orthopedics
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... predispose to other orthopedic ... common sites: hip ... , shoulder ... #Joint #Pain #SickleCell
Greater Trochanteric Bursa Injection 

Usually roll patient on side, find the most tender spot, approximately an
find the most tender ... an extended hand ... joint. ... video #procedure #rheumatology ... #sports #msk #orthopedics
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
the ECU tendon ... reproduction of pain ... along the dorsal ulnar ... #physicalexam #msk ... #orthopedics #sports
Approach to Joint Pain

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

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

1) Chronicity:
Pain - Diagnostic ... warm, swollen, tender ... - parvovirus, HIV ... #Joint #Pain #MSK ... #rheumatology #
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
the elbow to the hand ... joins the bones ... with a searing pain ... physicalexam #video #Orthopedics ... #Wrist #msk