12 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Complement: Post-strep GN ... , Lupus Nephritis ... involvement: Anti-GBM Disease ... #differential #diagnosis ... #algorithm #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
of glomerular disease ... IgA nephropathy, lupus ... post-infectious GN ... #Differential #Diagnosis ... #Nephrology
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
/nephritis • Lupus ... Post-infectious GN ... • Amyloid RPGN ... #nephrology #pathology ... comparison #table #diagnosis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
anemia 4% - Myositis ... involvement 3% SLE-Related ... sclerosis, Still's disease ... Lupusreference #SLE ... #differential #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
erythematosus (SLE ... : Lupus (SLE), Systemic ... Sjögren Syndrome, Myositis ... ANA #patterns #rheumatology ... #diagnosis #differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... (SLE) General: ... pain (20%) Renal disease ... signs #symptoms #diagnosis ... #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE ... Cerebrovascular Disease ... Erythematosus #SLE ... #CNS #neurology ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Differential Diagnosis ... Non-autoimmune rheumatologic ... • Transverse Myelitis ... #Rheumatology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Diagnosis: • ... than 2/3 of the cross-sectional ... Evaluate for NMO, SLE ... Disorders: - SLE ... #neurology #differential
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... joint • Systemic lupus ... (to support a diagnosis ... laboratory #workup #diagnosis ... #testing #Rheumatology