15 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
• Seronegative Rheumatoid ... Arthritis: Viral ... Fungal • Systemic Rheumatic ... Erythematous, Systemic Vasculitis ... #Diagnosis #rheumatology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Rheumatoid Arthritis ... Vasculitis, Rheumatoid ... Felty's Syndrome (RA ... #Arthritis #RA ... #diagnosis #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
• Bacterial or viral ... syndrome, SLE, Rheumatic ... Lyme disease, Vasculitis ... Cardiovascular system • Mitral ... differential #diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
ANCA associated vasculitis ... (rare) • Rheumatic ... Disease (IgG4-RD), Rheumatoid ... Arthritis (RA), ... Differential #Diagnosis #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
rheumaticum • Rheumatic ... Hypersensitivity vasculitis ... gangrenosum • IBD • RA ... Antiphospholipid-antibody syndrome • Vasculitis ... differential #diagnosis #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... ATRA, TPO, TPO-RA ... #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- 10% SLE or RA ... arthralgia, and arthritis ... cryoglobulin • Viral ... arthritis, Sjögren's ... classification #rheumatology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Differential Diagnosis Algorithm ... Antineoplastic Viral ... Erythematosus • Rheumatoid ... Arthritis #Isolated ... #Causes #Hematology
Rheumatoid Arthritis - Signs and Symptoms
 • Ocular: Keratoconjunctivitis sicca, Episcleritis, Scleritis, Scleromalacia perforans
 • Pulmonary:
Rheumatoid Arthritis ... DMARDs • Skin: Rheumatoid ... vasculitis, Raynaud's ... #Arthritis #RA ... Symptoms #diagnosis #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... in persons with rheumatoid ... arthritis (RA) ... bacterial, fungal, or viral ... Joint #Pain #MSK #rheumatology