20 results
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
tender DIP joint ... : Pain control, ... Finger #Radiology #XRay ... #Hand #Orthopedics ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... fingertip) • Exam: Pain ... IPJoint #Radiology #XRay ... #Hand #Orthopedics ... #MSK
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
nociceptors -> Pain ... commonly affects the knee ... hip and L/C-spine ... #Degenerative #Comparison ... #Versus #MSK #JointDisease
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 ... XR, MRI to dx and ... • Differentiate
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Rheumatica • Pain ... and/or joint aches ... Myopathies #myopathy #differential ... #diagnosis #comparison ... #rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... - parvovirus, HIV ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
knees, shoulders ... pain / swelling ... marker Imaging: • XRay ... Arthritis #diagnosis #management ... #rheumatology
ROLANDO FRACTURE 
Rolando fracture is an intraarticular three-part fracture of the base of the first metacarpal
carpometacarpal joint ... : Pain control, ... Metacarpal #Radiology #XRay ... #Hand #Orthopedics ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
dislocated major joint ... onto outstretched hand ... : Simple, pain control ... Posterior #Radiology #XRay ... #MSK
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Pain History ... : Is the pain from ... e.g., congenital hip ... #Pain #MSK #rheumatology ... approach #workup #differential