3337 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential ... Systemic Rheumatic Disease ... Sclerosis, Sjogren's Disease ... Sarcoidosis, Still's Disease ... #arthritides #Differential
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
reaction - Atopic disease ... lymphomas, Hodgkin disease ... EGPA, rheumatoid arthritis ... , IgG4-related disease ... hypereosinophilia #HE #Differential
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
, Bacteria) by Disease ... OA, Traumatic arthritis ... crystals), TB arthritis ... , Septic arthritis ... #Diagnosis #Differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain - Differential ... • Rheumatoid Arthritis ... Asymmetric (Psoriatic Arthritis ... • Psoriatic Arthritis ... JointPain #MSK #Differential
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
Connective tissue disease-associated ... interstitial lung diseases ... RA: rheumatoid arthritis ... connective tissue disease ... CTILD #Diagnosis #Differential
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
Monoarthritis - Differential ... species - Lyme disease ... IBD, reactive arthritis ... , psoriatic arthritis ... Monoarthritis #Differential
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... • Psoriatic arthritis ... Inflammatory Bowel Disease ... • Rheumatoid Arthritis ... Disorders #msk #Differential
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Symptoms of Joint Disease ... categories of joint disease ... • Inflammatory arthritis ... necrosis, and Paget disease ... approach #workup #differential
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... . degenerative arthritis ... to metastatic disease ... Systemic Diseases ... #Back #Pain #Differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
IBD, Whipple's disease ... • Whipple's disease ... - Whipple's disease ... RA, SLE, Lyme disease ... #joint #pain #differential