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

Immune Complex Mediated (granular staining):
Rapidly Progressive ... Glomerulonephritis • With associated ... RPGN #Rapidly #Progressive ... Glomerulonephritis #Vasculitis #differential ... #diagnosis #algorithm
A System for Vasculitides 

#Diagnosis #IM #Rheum #Vasculitis #Small #Medium #Large #Vessel #Size #Classification #ANCA #Differential
#Vessel #Size #Classification ... #ANCA #Differential ... #Algorithm #Ddxof
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... proteinuria, rapidly progressing ... Associated - ANCA ... Hydralazine-Induced ANCA-Associated ... #rheumatology #classification
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Rapidly Progressive ... ) + • c-ANCA: ... staining • p-ANCA ... Glomerulonephritis #RPGN #Classification ... #Differential #
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Syndromes and Mimics - Differential ... hemorrhage + rapidly progressive ... glomerulonephritis 90%: - ANCA ... Associated Vasculitis ... Double Positive (ANCA
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated ... StanfordChiefs #ANCA ... #Vasculitis #differential ... #diagnosis #algorithm
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Polymyositis • Progressive ... Dermatomyositis • Progressive ... ESR, Normal CK, associated ... joint aches • +ANA ... Myopathies #myopathy #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... proteinuria, Rapidly progressing ... Vasculitis Differential ... is 50 years • Progressive ... Associated / Pauci
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Lymphoproliferative Disorders - Differential ... Diagnosis Algorithm ... system (node) with progression ... Lymphoproliferative #Disorders #Classification ... #algorithm
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
laboratory findings (ANA ... Skin Disease Classification ... permanent alopecia Differential ... Diagnosis: • ANCA-associated ... Malignancy Associated