7196 results
Osteoarthritis (OA): X-ray features 
 - Joint space narrowing (least specific)
 - Subchondral Cysts (pockets of
Osteoarthritis (OA ... specific) - Subchondral ... joint space) - Subchondral ... Osteoarthritis #OA ... diagnosis #findings #Clinical
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
Osteoarthritis (OA ... ): Clinical findings ... nociceptors in subchondral ... Osteoarthritis #OA
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
• Hyperintense subchondral ... • Controversy: Subchondral ... plantar plate, subchondral ... Infraction #foot #clinical ... #mri #clinical
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Disease Process: OA
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
spondyloarthropathies, lupus, OA ... or pseudogout, OA ... • Non-bloody: OA ... gonorrhea, Lyme, 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
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
nerve endings in subchondral ... cartilage and subcondral
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
Sarcoid - Erosive OA
Low Ankle Sprain: Pathomechanics and Clinical Findings

Grading Ligament Sprains
l: Minimal ligament disruption, mild swelling & tenderness,
Pathomechanics and Clinical ... loose bodies and subchondral
ED Opioid Stewardship Algorithm

Opioid Naive vs Opioid Tolerant

1. Patient Specific, Pain Syndrome-Targeted Approach
2. Combinations of Non-Pharmacologic
Opioid Analgesia (OA