37 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... Human parvovirus B19 ... Malar rash • SLE ... #joint #pain #skin ... differential #diagnosis #rheumatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... for specific symptoms ... glucocorticoid treatment ... (eg, skin or esophageal ... Differential #diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... PT, aPTT(liver disease ... pylori test (GI symptoms ... test, ANA (e.g., SLE ... #Workup #hematology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and duration of symptoms ... angioedema Other symptoms ... , abdominal pain ... Urticaria #diagnosis #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... • Treatment: ... Discontinuation of causal ... Evolution: Chronic disease ... comparison #table #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
• Immunologic Workup ... Positive in 60-80% of cases ... life-threatening • Treatment ... Evolution: Chronic disease ... Management #Summary #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... lesions Abdominal pain ... (20%) Renal disease ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
oral ulcers in 12 ... Oral aphthae : SLE ... Arthritis, AS Treatment ... Nonsurgical abdominal pain ... #rheumatology #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
constitutional symptoms ... weeks) Can Be Caused ... • Parvovirus B19 ... arthritis • SLE ... Diagnosis #MSK #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Non-autoimmune rheumatologic ... Arthritis: • Joint pain ... Induced Lupus: • Symptoms ... Erythematosus #Diagnosis #Rheumatology