9 results
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... the optic nerve caused ... Abnormal TAB ... #Rheumatology # ... Ophthalmology #Diagnosis #Algorithm
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Idiopathic • Normal ... Glomerulonephritis #Vasculitis ... differential #diagnosis #algorithm ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... and branches • GCA ... - Recurrent oral ... retinopathy Lab ... #classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... pneumonitis • Diffuse ... enteropathy, and diffuse ... Cytopenias • Cardiac valve ... , Serositis Labs
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic inflammatory vasculitis ... or sed rate): Value ... differential diagnosis = vasculitis ... , but normal values ... identifies 85 to 95% of cases
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... Infection - Vasculitis ... RA, Sjogren's, GPA ... #Causes #dermatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Labs/Diagnosis: ... diagnosis #types #classification ... #rheumatology #
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Vascular Causes ... Infiltrative Labs ... - If both are normal ... #hepatology
Monoclonal Gammopathy of Renal Significance (MGRS)

MGRS
• MGRS refers to kidney disease caused by nephrotoxic monoclonal immunoglobulins
kidney disease caused ... Clinical Clues: ... kidney function • Abnormal ... guide subtype classification ... formation causing vasculitis