48 results
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... Bacterial or viral infection ... , Vasculitis (e.g ... ., PAN) • Seizures ... differential #diagnosis #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... • Lyme disease ... Schönlein purpura • PAN ... #joint #pain #skin ... differential #diagnosis #rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
), RA, crystal disease ... Lyme), reactive arthritis ... Inflammatory, crystalline disease ... that patient had ... #rheumatology #
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Disease: • Pain ... disease must be ... Acute or chronic infections ... necrosis, and Paget disease ... #Pain #MSK #rheumatology
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... knees, shoulders Signs ... exam and imaging Treatment ... corticosteroid injections ... diagnosis #management #rheumatology
Polyarteritis Nodosa (PAN) - Vasculitis Management Algorithm - ACR/VF 2021 Guidelines
 • Severe Disease → Remission
Guidelines • Severe Disease ... • Non-Severe Disease ... immunosuppressive agent (e.g ... Vasculitis #Management #Treatment ... Guidelines #algorithm #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... Vasculitides, IBD, Celiac disease ... Diagnosis #Algorithm #hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
noninflammatory Signs ... - Autoimmune Rheumatologic ... Disease OLIGOARTHRITIS ... burgdorferi (Lyme disease ... Diagnosis #MSK #rheumatology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... with joint-space ... mass and NO prior signs ... diffuse chondral disease ... diagnosis #msk #rheumatology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Anterior • Infection ... (e.g. ... • Kikuchi Disease ... Lymphadenopathy #LAD ... Algorithm #Causes #Hematology