19 results
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... Myopathy (Also caused ... #Systemic #Lupus ... Complications #pathophysiology ... #signs #symptoms
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... CRP - Usually normal ... • Treatment: ... Discontinuation of causal ... comparison #table #rheumatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... hair follicles -> causes ... Manifestations #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Post-strep GN, Lupus ... Idiopathic • Normal ... #rheumatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... for secondary causes ... glucocorticoid treatment ... organ-specific signs ... or symptoms (eg
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
When present, symptoms ... , signs, and complications ... • Treatment algorithms ... concentration in the normal ... #hematology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... the optic nerve caused ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology ... Ophthalmology #Diagnosis #Algorithm
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... WBC >100k, + lab signs ... Lysis Syndrome: • Pathophysiology ... diagnosis #management #hematology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... can have extra nodal ... pattern of spread, B symptoms ... Classification #pathophysiology ... #Hematology #Diagnosis
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... are not caused ... skin (16-32%): lupus ... ), liver (pain/abnormal ... Diagnosis #Management #Signs