14 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... rash) • Primary HIV ... Infectious #JointPain #MSK ... #Algorithm #Orthopedics ... #Causes
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
JointHip Dysplasia ... (e.g., Tendon Rupture ... Deformity #Limp #MSK ... #Algorithm #Orthopedics ... #Causes
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
PIP joints are ... and PIP joints ... Discharge with orthopedic ... Radiology #XRay #Diagnosis ... #MSK
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
- Differential Diagnosis ... Inflammatory #JointPain #MSK ... #Differential #Diagnosis ... #Algorithm #Orthopedics ... #Causes
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Finger deformity caused ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... Management #Hand #Orthopedics ... #MSK
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... for cell count, culture ... Like in this case ... - parvovirus, HIV ... #Joint #Pain #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Arthritis ... joints • Decr ... pathophysiology #causes ... symptoms #signs #diagnosis ... #msk
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
- Differential Diagnosis ... • Tendon Rupture ... Intraarticular #MSK ... #Algorithm #Orthopedics ... #Causes
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
in Rheumatoid arthritis ... affects the knee hip ... #Degenerative #Comparison ... #Versus #MSK #JointDisease ... #JointPain #Diagnosis
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 ... Osteomyelitis / Septic Arthritis ... #differential #diagnosis