31 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... B19 infection Malar ... lesions • Discoid lupus ... #joint #pain #skin ... differential #diagnosis #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... Diagnosis and Management ... Manifestations: Malar ... Positive in 60-80% of cases ... #Summary #rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... 3) Number of Joints ... spondyloarthropathies, lupus ... Like in this case ... #rheumatology #
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
involving small joints ... hands/feet, knees, shoulders ... • synovitis; joint ... Arthritis #diagnosis #management ... #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
& NPSLE rare, Malar ... Manifestations: Malar ... Usual therapeutic management ... comparison #table #rheumatology ... #diagnosis #management
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... common sites: hip, shoulder ... BrighamChiefs #Bone #Joint ... differential #diagnosis #causes ... #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... usually IgG) (e.g. lupus ... • Infections: Malaria ... Extravascular #Causes ... differential #diagnosis #hematology
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
FLAGS - In all cases ... disease and these should ... neurology, back pain Haematology ... cell disease Rheumatology ... discrepancy, multiple joint
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
suspected) • In case ... • Special cases ... Measurement #SLE #rheumatology ... pharmacology #levels #lupus ... #management
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
to think about lupus ... ) Inflammatory joint ... pericarditis » is...lupus ... Lupusreference #lupus ... erythematosus #rheumatology