27 results
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... Diagnosis Algorithm ... • Systemic Lupus ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... spondyloarthropathies, lupus ... Like in this case ... #Joint #Pain #MSK ... #rheumatology #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Pain Rash ... lesions • Discoid lupus ... #pain #skin #rashes ... differential #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... weeks) Can Be Caused ... - Autoimmune Rheumatologic ... Joint #pain #Differential ... Diagnosis #MSK #rheumatology
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Rheumatica • Pain ... with temporal arteritis ... Diffuse muscle pain ... uncommon 5-15% of lupus ... diagnosis #comparison #rheumatology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... • Epstein-Barr Virus ... Destruction • Systemic Lupus ... • Rheumatoid Arthritis ... #Causes #Hematology
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Diagnosis Algorithm ... Pain • Viral ... #Orthopedics #Causes
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
GCA), Takayasu's arteritis ... Polyarteritis Nodosa (PAN ... (RA), Systemic lupus ... (SPA) • Other Causes ... Differential #Diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... of hip (rare), Arthritis ... in small joints ... lesions Abdominal pain ... symptoms #diagnosis #rheumatology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Osteomyelitis / Septic Arthritis ... BrighamChiefs #Bone #Joint ... differential #diagnosis #causes ... #hematology