1451 results
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
Osteoarthritis (OA ... nociceptors in subchondral ... bone -> Pain with ... nociceptors -> Pain ... Osteoarthritis #OA
Osteoarthritis (OA): X-ray features 
 - Joint space narrowing (least specific)
 - Subchondral Cysts (pockets of
Osteoarthritis (OA ... specific) - Subchondral ... joint space) - Subchondral ... Osteoarthritis #OA
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
• Hyperintense subchondral ... • Controversy: Subchondral ... • Pain worsens ... similar location of pain ... plantar plate, subchondral
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint Pain ... or pseudogout, OA ... • Non-bloody: OA ... gonorrhea, Lyme, OA ... #Joint #Pain #MSK
ED Opioid Stewardship Algorithm

Opioid Naive vs Opioid Tolerant

1. Patient Specific, Pain Syndrome-Targeted Approach
2. Combinations of Non-Pharmacologic
Patient Specific, Pain ... Opioid Analgesia (OA ... Algorithm #Management #Pain
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
poly-articular joint pain ... nerve endings in subchondral ... arthralgia (joint pain ... cartilage and subcondral
Low Ankle Sprain: Pathomechanics and Clinical Findings

Grading Ligament Sprains
l: Minimal ligament disruption, mild swelling & tenderness,
Moderate pain, swelling ... Severe pain, swelling ... loose bodies and subchondral
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Disease Process: OA
Arthritis of the Hand - Arthritis Patterns

Osteoarthritis:
• Osteoarthritis of the hand usually involves the DIP and
joint-space narrowing, subchondral ... DIP + 1st CMC = OA
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint Pain ... History: Is the pain ... Joint Disease: • Pain ... arthritis: - Pain ... Alterations of the subchondral