25 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... infection Malar ... infection • Lyme ... lesions • Discoid lupus ... differential #diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... erythematosus (SLE ... : Lupus (SLE), Systemic ... Lymphoproliferative Disorders, Infection ... ANA #patterns #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
- Neurological 12% ... involvement 3% SLE-Related ... Other auto-immune, Infectious ... Lupusreference #SLE ... #differential #rheumatology
Management of Lupus Nephritis
Lupus nephritis (LN) in 10 to 40% of SLE
Hallmark = proteinuria 20.5 g/g
in 10 to 40% of SLE ... 0.5-0.7 g/g by 12 ... months Classification ... Nephritis #Management #treatment ... #management #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Framework Non-Infectious ... Polyarteritis Nodosa (PAN ... (RA), Systemic lupus ... erythematosus (SLE ... Differential #Diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... Non-autoimmune rheumatologic ... fibromyalgia) • Infections ... Arthritis: • Joint pain
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Autoimmune Rheumatologic ... • Parvovirus B19 ... arthritis • SLE ... Symmetrical: • RA • SLE ... Diagnosis #MSK #rheumatology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
e.g., HIV), EBV infection ... Alcohol-induced pain ... : Pain in involved ... translocation • Types: Classification ... NonHodgkins #comparison #oncology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Systemic lupus ... erythematosus [SLE ... ], AOSD) • Infection ... Treatment: • Corticosteroids ... #Rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint Pain ... ), RA, crystal disease ... spondyloarthropathies, lupus ... Chronic = RA, SLE ... #rheumatology #